S. Adl, A. Simpson, C. Lane, J. Luke?, D. Bass et al., The Revised Classification of Eukaryotes, Journal of Eukaryotic Microbiology, vol.56, issue.5, pp.429-514, 2012.
DOI : 10.1016/j.ympev.2010.04.020

S. Altschul, T. Madden, A. Schäffer, J. Zhang, Z. Zhang et al., Gapped BLAST and PSI-BLAST: a new generation of protein database search programs, Nucleic Acids Research, vol.25, issue.17, pp.3389-3402, 1997.
DOI : 10.1093/nar/25.17.3389

A. Bankevich, S. Nurk, D. Antipov, A. Gurevich, M. Dvorkin et al., SPAdes: A New Genome Assembly Algorithm and Its Applications to Single-Cell Sequencing, Journal of Computational Biology, vol.19, issue.5, pp.455-477, 2012.
DOI : 10.1089/cmb.2012.0021

J. Baudoin, Sur l'ultrastructure de la r egion ant erieure de la Gr egarine Ancyrophora puytoraci B, Protistologica, vol.5, pp.431-430, 1969.

J. Bergsten, A review of long-branch attraction, Cladistics, vol.16, issue.2, pp.163-193, 2005.
DOI : 10.1080/10635150290102339

A. Boere, W. Rijpstra, D. Lange, G. , S. Damst-e et al., Preservation potential of ancient plankton DNA in Pleistocene marine sediments, Geobiology, vol.172, issue.5, pp.377-393, 2011.
DOI : 10.1016/S0025-3227(00)00134-1

R. Carreno, D. Martin, and J. Barta, Cryptosporidium is more closely related to the gregarines than to coccidia as shown by phylogenetic analysis of apicomplexan parasites inferred using small-subunit ribosomal RNA gene sequences, Parasitology Research, vol.85, issue.11, pp.899-904, 1999.
DOI : 10.1007/s004360050655

T. Cavalier-smith, Gregarine site-heterogeneous 18S rDNA trees, revision of gregarine higher classification, and the evolutionary diversification of Sporozoa, European Journal of Protistology, vol.50, issue.5, pp.472-495, 2014.
DOI : 10.1016/j.ejop.2014.07.002

J. Cecconi, Sur l'Anchorina sagittata Leuck., parasite de la Capitella capitata O. Fabr, Archiv für Protistenkunde, vol.6, pp.230-244, 1905.

C. Clausen, Ancora prolifera sp.n., a gregarine parasite of Microphthalmus ephippiophorus Clausen (Polychaeta, Hesionidae), Zoologica Scripta, vol.2, issue.2, pp.111-115, 1993.
DOI : 10.1080/11250003109434868

R. Clopton, Phylogenetic Relationships, Evolution, and Systematic Revision of the Septate Gregarines (Apicomplexa: Eugregarinorida: Septatorina), Comparative Parasitology, vol.76, issue.2, pp.167-190, 2009.
DOI : 10.1654/4388.1

A. Coleman, The Significance of a Coincidence between Evolutionary Landmarks Found in Mating Affinity and a DNA Sequence, Protist, vol.151, issue.1, pp.1-9, 2000.
DOI : 10.1078/1434-4610-00002

A. Coleman, Is there a molecular key to the level of ???biological species??? in eukaryotes? A DNA guide, Molecular Phylogenetics and Evolution, vol.50, issue.1, 2009.
DOI : 10.1016/j.ympev.2008.10.008

J. Corbel, I. Desportes, T. , and J. , E ´ tude de Gonospora beloneides (Ming.) (= Lobianchella beloneides Ming.) (Gr egarine Urosporidae), parasite coelomique d'une Alciopidae (Polychaeta) et remarques sur d'autres Gr egarines d'Alciopidae, Protistologica, vol.15, pp.55-65, 1979.

R. Dallai and M. Talluri, Freeze-fracture study of the Gregarine trophozoite: I the top of the epicyte folds, Bolletino di zoologia, vol.61, issue.3-4, pp.235-244, 1080.
DOI : 10.1111/j.1550-7408.1968.tb02090.x

I. Desportes, Ultrastructure et d eveloppement des Gr egarines du genre Stylocephalus, Annales des Sciences naturelles, vol.11, issue.12, pp.31-96, 1969.

I. Desportes, T. , and J. , Particularit es cytologiques d'Uradiophora maetzi Th eod. et Desp. (Eugregarina, Uradiophoridae) parasite du Mysidac e bathypelagique Gnathophausia zoea WS, Annales des Sciences naturelles, vol.7, issue.13, pp.199-213, 1985.

I. Desportes, T. , and J. , Cygnicollum lankesteri n. sp., Gr egarine (Apicomlexa, Lecudinidae) parasite des Ann elides Polychètes Laetmonice hystrix et L. producta; particularit es de l'appareil de fixation et implications taxonomiques, Protistologica, vol.22, pp.47-60, 1986.

I. Desportes, C. Vivarès, T. , and J. , Int erêt taxinomique de l'ultrastructure epicytaire chez Ganymedes Huxley, Porospora Schneider et Thiriotia n.g., Eur egarines parasites de Crustac es, Annales des Sciences naturelles, vol.19, issue.12, pp.261-277, 1977.

A. Diakin, G. Paskerova, T. Simdyanov, V. Aleoshin, and A. Valigurová, Morphology and Molecular Phylogeny of Coelomic Gregarines (Apicomplexa) with Different Types of Motility: Urospora ovalis and U. travisiae from the Polychaete Travisia forbesii, Protist, vol.167, issue.3, pp.279-301, 2016.
DOI : 10.1016/j.protis.2016.05.001

A. Dyakin and T. Simdyanov, The cortical zone of skittle-like cells of Urospora chiridotae, a gregarine from an apode holothuria Chiridota laevis, Protistology, vol.4, pp.97-105, 2005.

A. Diakin, K. Wakeman, and A. Valigurová, sp. (Crustacea), Journal of Eukaryotic Microbiology, vol.6, issue.1, pp.56-66, 2017.
DOI : 10.1186/1742-9994-10-57

R. Edgar, MUSCLE: multiple sequence alignment with high accuracy and high throughput, Nucleic Acids Research, vol.32, issue.5, pp.1792-1797, 2004.
DOI : 10.1093/nar/gkh340

V. Edgcomb, D. Kysela, A. Teske, V. De, A. Gomez et al., Benthic eukaryotic diversity in the Guaymas Basin hydrothermal vent environment, Proceedings of the National Academy of Sciences, vol.35, issue.3, pp.7658-7662, 2002.
DOI : 10.1016/0883-2927(90)90037-6

A. Frolov, The World Fauna of Gregarines. Family Monocystidae. Leningrad: Academy of Sciences of the, 1991.

K. Garman, H. Rubelmann, D. Karlen, T. Wu, and J. Garey, Comparison of an inactive submarine spring with an active nearshore anchialine spring in Florida, Hydrobiologia, vol.294, issue.4, pp.65-87, 2011.
DOI : 10.1016/S0022-0981(03)00262-4

M. Ghazali, P. M. Deguercy, A. Gounon, P. Gallo, and J. , Actin and spectrin-like (M r = 260-240 000) proteins in gregarines, Biology of the Cell, vol.67, pp.173-184, 1989.

P. Grass-e, Classe des Gr egarinomorphes, pp.550-690, 1953.

J. Grassle and J. Grassle, Sibling species in the marine pollution indicator Capitella (polychaeta), Science, vol.192, issue.4239, pp.567-569, 1976.
DOI : 10.1126/science.1257794

T. Hall, BioEdit: a user-friendly biological sequence alignment editor and analysis program for Windows 95, NT. Nucleic Acids Symposium Series, vol.98, issue.41, pp.95-98, 1999.

G. Hasselmann, Contribuição para o estudo das gregarinas. Ancora lutzi sp. n, Brasil-Medico, vol.32, p.249, 1918.

G. Hasselmann, Ciclo evolutivo de Ancora sagittata (Leuck) 1842, Boletim do Instituto Brasileiro de Sciencias, vol.3, pp.34-40, 1927.

H. Hildebrand, Electron microscopic investigation on the evolution stages of the trophozoite of Didymophyes gigantea (Sporozoa, Gregarinida), Zeitschrift f???r Parasitenkunde, vol.44, issue.3, pp.193-215, 1976.
DOI : 10.1111/j.1550-7408.1975.tb05852.x

J. Janou?kovec, D. Tikhonenkov, F. Burki, A. Howe, M. Kolísko et al., Factors mediating plastid dependency and the origins of parasitism in apicomplexans and their close relatives, Proceedings of the National Academy of Sciences, vol.67, issue.1, pp.10200-10207, 2015.
DOI : 10.1016/j.chom.2012.03.006

C. King, Cell motility of sporozoan protozoa, Parasitology Today, vol.4, issue.11, pp.315-319, 1988.
DOI : 10.1016/0169-4758(88)90113-5

M. Krylov and A. Dobrovolskij, Macrosystem and phylogeny of the Sporozoa, Principles of the Construction of the Macrosystem of the Unicellular Animals. Leningrad: Academy of Sciences of the USSR Press, pp.62-74, 1980.

O. Kuvardina and T. Simdyanov, Fine structure of syzygy in Selenidium pennatum (Sporozoa, Archigregarinida), Protistology, vol.2, pp.169-177, 2002.

S. Landers and B. Leander, Comparative Surface Morphology of Marine Coelomic Gregarines (Apicomplexa, Urosporidae): Pterospora floridiensis and Pterospora schizosoma, The Journal of Eukaryotic Microbiology, vol.123, issue.2, 2005.
DOI : 10.1111/j.1550-7408.1968.tb02090.x

B. Leander, Molecular phylogeny and ultrastructure of Selenidium serpulae (Apicomplexa, Archigregarinia) from the calcareous tubeworm Serpula vermicularis (Annelida, Polychaeta, Sabellida), Zoologica Scripta, vol.50, issue.2, pp.213-227, 2007.
DOI : 10.1099/00207713-50-4-1673

B. Leander, R. Clopton, and P. Keeling, Phylogeny of gregarines (Apicomplexa) as inferred from small-subunit rDNA and beta-tubulin, INTERNATIONAL JOURNAL OF SYSTEMATIC AND EVOLUTIONARY MICROBIOLOGY, vol.53, issue.1, pp.345-354, 2003.
DOI : 10.1099/ijs.0.02284-0

B. Leander, J. Harper, and P. Keeling, MOLECULAR PHYLOGENY AND SURFACE MORPHOLOGY OF MARINE ASEPTATE GREGARINES (APICOMPLEXA): SELENIDIUM SPP. AND LECUDINA SPP, Journal of Parasitology, vol.89, issue.6, pp.1191-1205, 2003.
DOI : 10.1645/GE-3155

B. Leander, S. Lloyd, W. Marshall, and S. Landers, Phylogeny of Marine Gregarines (Apicomplexa) ??? Pterospora, Lithocystis and Lankesteria ??? and the Origin(s) of Coelomic Parasitism, Protist, vol.157, issue.1, 2006.
DOI : 10.1016/j.protis.2005.10.002

F. Lepelletier, S. Karpov, L. Panse, S. Bigeard, E. Skovgaard et al., Parvilucifera rostrata sp. nov. (Perkinsozoa), a Novel Parasitoid that Infects Planktonic Dinoflagellates, Protist, vol.165, issue.1, pp.31-49, 2014.
DOI : 10.1016/j.protis.2013.09.005

URL : https://hal.archives-ouvertes.fr/hal-01218502

N. Levine, Uniform Terminology for the Protozoan Subphylum Apicomplexa*, The Journal of Protozoology, vol.2, issue.2, pp.352-355, 1971.
DOI : 10.1111/j.1550-7408.1971.tb03330.x

N. Levine, ) of the Aseptate Gregarine Family Lecudinidae*, The Journal of Protozoology, vol.Vols. I & II, issue.D, pp.41-52, 1977.
DOI : 10.1007/BF02120208

N. Levine, Phylum 2 Apicomplexa Levine, An Illustrated Guide to the Protozoa, pp.322-374, 1970.

N. Levine, The Protozoan Phylum Apicomlexa, Boca Raton, 1988.

M. Lohse, A. Bolger, A. Nagel, A. Fernie, J. Lunn et al., RobiNA: a user-friendly, integrated software solution for RNA-Seq-based transcriptomics, Nucleic Acids Research, vol.40, issue.W1, pp.622-627, 2012.
DOI : 10.1093/nar/gks540

C. Mackenzie and M. Walker, Substrate contact, mucus, and Eugregarine gliding, Journal of Protozoology, vol.30, 1983.

W. Macmillan, Conformational Changes in the Cortical Region during Peristaltic Movements of a Gregarine Trophozoite*, The Journal of Protozoology, vol.123, issue.2, pp.267-274, 1973.
DOI : 10.1083/jcb.22.3.697

A. Marquès, Actinocephalus dujardini Schneider 1875 Eugr egarine parasite de Lithobius (Myriapoda, Chilopoda): ultrastructure de l' epim erite, Annales des Sciences naturelles, vol.1, issue.13, pp.161-168, 1979.

L. Medlin, H. Elwood, S. Stickel, and M. Sogin, The characterization of enzymatically amplified eukaryotic 16S-like rRNA-coding regions, Gene, vol.71, issue.2, pp.491-499, 1988.
DOI : 10.1016/0378-1119(88)90066-2

K. Mikhailov, T. Simdyanov, and A. Vv, Genomic survey of a hyperparasitic microsporidian Amphiamblys sp. (Metchnikovellidae), Genome Biology and Evolution, vol.9, pp.454-457, 2017.

M. Miller, W. Pfeiffer, and T. Schwartz, Creating the CIPRES Science Gateway for inference of large phylogenetic trees, 2010 Gateway Computing Environments Workshop (GCE), pp.1-8, 2010.
DOI : 10.1109/GCE.2010.5676129

H. Miles, The fine structure of the epicyte of the acephaline gregarines Monocystis lumbriciolidi , and Nematocystis magna: observations by electron microscope, Revista iberica de Parasitologia, vol.28, pp.455-465, 1968.

T. Müller, N. Philippi, T. Dandekar, J. Schultz, and M. Wolf, Distinguishing species, RNA, vol.13, issue.9, pp.1469-1472, 2007.
DOI : 10.1261/rna.617107

R. Ormierès, Une Gr egarine paradoxale, Gigaductus anchi Tuz Ultrastructure de la schizogonie et position syst ematique des Gigaductidae Filipponi, et Orm. Protistologica, vol.7, pp.261-271, 1948.

R. Ormierès, Pyxinia firmus (L?ger, 1892), eugregarine parasite of the coleoptera Dermestes frischi Kugel, Zeitschrift f?r Parasitenkunde, vol.14, issue.1, pp.13-22, 1977.
DOI : 10.1007/BF00383110

R. Ormierès and J. Daumal, E ´ tude ultrastructurale de la partie ant erieure d'Epicavus araeoceri Ormierès et Daumal, Eugr egarine parasite du Col eoptère Anthribidae Araeocerus fasciculatus de Geer, Protistologica, vol.6, pp.97-111, 1970.

R. Ormierès and A. Marquès, Fixation a leurs hô tes de quelques Dactylophoridae Eugr egarines parasites de Myriapodes Chilopodes, Protistologica, vol.12, pp.415-424, 1976.

W. Orsi, Y. Song, S. Hallam, and V. Edgcomb, Effect of oxygen minimum zone formation on communities of marine protists, The ISME Journal, vol.58, issue.8, pp.1586-1601, 2012.
DOI : 10.1111/j.1574-6941.2006.00171.x

M. Ouassi and E. Porchet-henner-e, E ´ tude ultrastructurale de mucron d'une Gr egarine du genre Lecudina, parasite intestinal d'Audoinia tentaculata (Ann elide Polychète) et de ses rapports avec la cellule hô te, Protistologica, vol.14, pp.39-52, 1978.

J. Pawlowski, I. Bolivar, J. Fahrni, T. Cavalier-smith, and M. Gouy, Early origin of foraminifera suggested by SSU rRNA gene sequences, Molecular Biology and Evolution, vol.13, issue.3, pp.445-450, 1996.
DOI : 10.1093/oxfordjournals.molbev.a025605

URL : https://hal.archives-ouvertes.fr/hal-00435033

F. Perkins, J. Barta, R. Clopton, M. Peirce, and S. Upton, Phylum Apicomplexa, An Illustrated Guide to the Protozoa, pp.190-370, 2000.

D. Pitelka, Electron-Microscopic Structure of Protozoa, 1963.
DOI : 10.5962/bhl.title.7050

E. Reynolds, THE USE OF LEAD CITRATE AT HIGH pH AS AN ELECTRON-OPAQUE STAIN IN ELECTRON MICROSCOPY, The Journal of Cell Biology, vol.17, issue.1, pp.208-212, 1963.
DOI : 10.1083/jcb.17.1.208

F. Ronquist, M. Teslenko, P. Van-der-mark, D. Ayres, A. Darling et al., MrBayes 3.2: Efficient Bayesian Phylogenetic Inference and Model Choice Across a Large Model Space, Systematic Biology, vol.61, issue.3, pp.539-542, 2012.
DOI : 10.1093/sysbio/sys029

S. Rueckert, C. Chantangsi, and B. Leander, Molecular systematics of marine gregarines (Apicomplexa) from North-eastern Pacific polychaetes and nemerteans, with descriptions of three novel species: Lecudina phyllochaetopteri sp. nov., Difficilina tubulani sp. nov. and Difficilina paranemertis sp. nov., INTERNATIONAL JOURNAL OF SYSTEMATIC AND EVOLUTIONARY MICROBIOLOGY, vol.60, issue.11, pp.2681-2690, 2010.
DOI : 10.1099/ijs.0.016436-0

S. Rueckert and B. Leander, Morphology and phylogenetic position of two novel marine gregarines (Apicomplexa, Eugregarinorida) from the intestines of North-eastern Pacific ascidians, Zoologica Scripta, vol.16, issue.6, pp.637-645, 2008.
DOI : 10.1111/j.1550-7408.1969.tb02338.x

S. Rueckert and B. Leander, n. g. and comb. from North-Eastern Pacific Peanut Worms (Sipuncula), Journal of Eukaryotic Microbiology, vol.56, issue.5, pp.428-439, 2009.
DOI : 10.1111/j.1550-7408.2009.00422.x

S. Rueckert and B. Leander, Description of Trichotokara nothriae n. gen. et sp. (Apicomplexa, Lecudinidae) ? An intestinal gregarine of Nothria conchylega (Polychaeta, Onuphidae), Journal of Invertebrate Pathology, vol.104, issue.3, pp.172-179, 2010.
DOI : 10.1016/j.jip.2010.03.005

S. Rueckert, P. Villette, and B. Leander, Species Boundaries in Gregarine Apicomplexan Parasites: A Case Study-Comparison of Morphometric and Molecular Variability in Lecudina cf. tuzetae (Eugregarinorida, Lecudinidae), Journal of Eukaryotic Microbiology, vol.46, issue.4, pp.275-283, 2011.
DOI : 10.1654/4326.1

S. Rueckert, T. Simdyanov, V. Aleoshin, and B. Leander, Identification of a Divergent Environmental DNA Sequence Clade Using the Phylogeny of Gregarine Parasites (Apicomplexa) from Crustacean Hosts, PLoS ONE, vol.319, issue.5, 2011.
DOI : 10.1371/journal.pone.0018163.s002

S. Rueckert, K. Wakeman, H. Jenke-kodama, and B. Leander, Molecular systematics of marine gregarine apicomplexans from Pacific tunicates, with descriptions of five novel species of Lankesteria, International Journal of Systematic and Evolutionary Microbiology, vol.65, issue.8, pp.2598-2614, 2015.
DOI : 10.1099/ijs.0.000300

S. Rueckert, K. Wakeman, and B. Leander, n. sp., Journal of Eukaryotic Microbiology, vol.59, issue.2, pp.121-136, 2013.
DOI : 10.1111/j.1550-7408.2012.00616.x

H. Santos, J. Cury, F. Carmo, A. Rosado, and R. Peixoto, 18S rDNA Sequences from Microeukaryotes Reveal Oil Indicators in Mangrove Sediment, PLoS ONE, vol.64, issue.8, 2010.
DOI : 10.1371/journal.pone.0012437.s002

J. Schr, L'ultrastructure de la r egion ant erieure de la Gr egarine Selenidium et son interêt pour l' etude de la nutrition chez les Sporozoaires, Journal de Microscopie, vol.7, pp.391-410, 1968.

J. Schr, Observations biologiques et ultrastructurales sur les Selenidiidae et leurs cons equences sur la syst ematique des Gr egarinomorphes, Journal of Protozoology, vol.18, pp.448-479, 1971.

J. Schr, Contribution a ` l' etude des Selenidiidae parasites d'Ann elides Polychètes. II. Ultrastructure des quelques trophozo?¨testrophozo?¨tes, Protistologica, vol.7, pp.101-130, 1971.

J. Schr-evel, E. Caigneaux, D. Gros, and P. M. , The three cortical membranes of the gregarines. I. Ultrastructural organization of Gregarina blaberae, Journal of Cell Science, vol.61, pp.151-174, 1983.

J. Schr-evel and D. I. , Introduction: gregarines among Apicomlexa The Gregarines, Treatise on Zoology?Anatomy, pp.7-24

J. Schr-evel and D. I. , Marine gregarines, Treatise on Zoology?Anatomy, pp.197-354

J. Schr-evel and I. Desportes, Gregarines, Encyclopaedia of Parasitology, pp.1-47, 2015.

J. Schr-evel, I. Desportes, S. Goldstein, R. Kuriyama, G. Prensier et al., Biology of gregarines and their host-parasite interactions The Gregarines, Treatise on Zoology?Anatomy, pp.25-195, 2013.

J. Schr-evel, A. Valigurová, G. Prensier, A. Chambouvet, I. Florent et al., Ultrastructure of Selenidium pendula, the Type Species of Archigregarines, and Phylogenetic Relations to Other Marine Apicomplexa, Protist, vol.167, issue.4, pp.339-368, 2016.
DOI : 10.1016/j.protis.2016.06.001

J. Schr-evel and E. Vivier, E ´ tude de l'ultrastructure et du rô le de la r egion ant erieure (mucron et epim erite) de Gr egarines parasites d'Ann elides Polychètes, Protistologica, vol.2, pp.17-28, 1966.

J. Schultz, S. Maisel, D. Gerlach, T. Müller, and M. Wolf, A common core of secondary structure of the internal transcribed spacer 2 (ITS2) throughout the Eukaryota, RNA, vol.11, issue.4, pp.361-364, 2005.
DOI : 10.1261/rna.7204505

T. Simdyanov, Two new species of gregarines with the aberrant structure of epicyte from the White Sea, Parazitologiya, vol.29, pp.305-315, 1995.

T. Simdyanov, Ultrastructure of two species of gregarines of the genus Lankesteria (Eugregarinida: Lecudinidae), Parazitologiya, vol.29, pp.424-432, 1995.

T. Simdyanov, Sphinctocystis phyllodoces gen. n., sp. n. (Eugregarinida: Lecudinidae)?a new gregarine from Phyllodoce citrina (Polychaeta: Phyllodocidae), Parazitologiya, vol.38, pp.322-332, 2004.

T. Simdyanov, A. Alimov, M. Krylov, and A. Frolov, Class Gregarinea Dufour, 1828?gregarines, Protists: Handbook on Zoology, Part 2. St. Petersburg: Nauka, pp.20-149, 2007.

T. Simdyanov, Difficilina cerebratuli gen. et sp. n. (Eugregarinida: Lecudinidae)?a new gregarine species from the nemertean Cerebratulus barentsi (Nemertini: Cerebratulidae), Parazitologiya, vol.43, pp.273-287, 2009.

T. Simdyanov and A. Diakin, Remarks to taxonomy of Eugregarinida (Apicomplexa) as inferred from 18S rDNA phylogenetic analysis [abstract no. P-109, XIVth International Congress of Protistology, p.134, 2013.

T. Simdyanov, A. Diakin, and A. Vv, Ultrastructure and 28S rDNA phylogeny of two gregarines: Cephaloidophora cf. communis and Heliospora cf. longissima with remarks on gregarine morphology and phylogenetic analysis, Acta Protozoologica, vol.54, pp.241-263, 2015.

T. Simdyanov and O. Kuvardina, Fine structure and putative feeding mechanism of the archigregarine Selenidium orientale (Apicomplexa: Gregarinomorpha), European Journal of Protistology, vol.43, issue.1, pp.17-25, 2007.
DOI : 10.1016/j.ejop.2006.09.003

A. Stamatakis, RAxML-VI-HPC: maximum likelihood-based phylogenetic analyses with thousands of taxa and mixed models, Bioinformatics, vol.22, issue.21, pp.2688-2690, 2006.
DOI : 10.1093/bioinformatics/btl446

T. Stoeck and S. Epstein, Novel Eukaryotic Lineages Inferred from Small-Subunit rRNA Analyses of Oxygen-Depleted Marine Environments, Applied and Environmental Microbiology, vol.69, issue.5, pp.2657-2663, 2003.
DOI : 10.1128/AEM.69.5.2657-2663.2003

T. Stoeck, J. Kasper, J. Bunge, C. Leslin, V. Ilyin et al., Protistan Diversity in the Arctic: A Case of Paleoclimate Shaping Modern Biodiversity?, PLoS ONE, vol.155, issue.8, 2007.
DOI : 10.1371/journal.pone.0000728.t002

T. Stoeck, G. Taylor, and S. Epstein, Novel Eukaryotes from the Permanently Anoxic Cariaco Basin (Caribbean Sea), Applied and Environmental Microbiology, vol.69, issue.9, pp.5656-5663, 2003.
DOI : 10.1128/AEM.69.9.5656-5663.2003

K. Takishita, N. Yubuki, N. Kakizoe, Y. Inagaki, and T. Maruyama, Diversity of microbial eukaryotes in sediment at a deep-sea methane cold seep: surveys of ribosomal DNA libraries from raw sediment samples and two enrichment cultures, Extremophiles, vol.58, issue.4, pp.563-576, 2007.
DOI : 10.1016/S0932-4739(98)80027-8

G. Tronchin and J. Schr, *, The Journal of Protozoology, vol.5, issue.1, pp.67-82, 1977.
DOI : 10.1083/jcb.17.1.208

A. Valigurová, L. Hofmannová, B. Koudela, and J. Vávra, An Ultrastructural Comparison of the Attachment Sites Between Gregarina steini and Cryptosporidium muris, The Journal of Eukaryotic Microbiology, vol.39, issue.0, 2007.
DOI : 10.1111/j.1550-7408.1992.tb04848.x

A. Valigurová and B. Koudela, Fine structure of trophozoites of the gregarine Leidyana ephestiae (Apicomplexa: Eugregarinida) parasitic in Ephestia kuehniella larvae (Lepidoptera), European Journal of Protistology, vol.41, issue.3, 2005.
DOI : 10.1016/j.ejop.2005.05.005

A. Valigurová, V. Michalková, and B. Koudela, Eugregarine trophozoite detachment from the host epithelium via epimerite retraction: Fiction or fact?, International Journal for Parasitology, vol.39, issue.11, pp.1235-1242, 2009.
DOI : 10.1016/j.ijpara.2009.04.009

A. Valigurová, N. Va?kovicová, N. Musilová, and J. Schr, The enigma of eugregarine epicytic folds: where gliding motility originates?, Frontiers in Zoology, vol.10, issue.1, pp.1-28, 2013.
DOI : 10.1126/science.1166299

G. Van-der-auwera, S. Chapelle, D. Wachter, and R. , , and phylogeny of the oomycetes, FEBS Letters, vol.9, issue.2, pp.133-136, 1994.
DOI : 10.1093/nar/9.24.6953

J. Vávra, Lankesteria barretti n.sp. (Eugregarinida, Diplocystidae), a parasite of the mosquito Aedes triseriatus (Say) and a review of the genus Lankesteria Mingazzini, Journal of Protozoology, vol.16, 1969.

J. Vávra and E. Small, Scanning Electron Microscopy of Gregarines (Protozoa, Sporozoa) and Its Contribution to the Theory of Gregarine Movement, The Journal of Protozoology, vol.123, issue.Suppl., pp.745-757, 1969.
DOI : 10.1002/jmor.1050660309

D. Vinckier, Organisation ultrastructurale corticale de quelques Monocystid ees parasites du ver Oligochète Lumbricus terrestris L, Protistologica, vol.5, pp.505-517, 1969.

E. Vivier, ; ses Rapports avec l'Alimentation et la Locomotion, The Journal of Protozoology, vol.2, issue.3, pp.230-246, 1968.
DOI : 10.1007/BF01252489

E. Vivier, G. Devauchelle, A. Petitprez, E. Porchet-henner-e, G. Prensier et al., Observations de Cytologie compar ee chez les Sporozoaires. I.?Les structures superficielles chez les formes v eg etatives, Protistologica, vol.6, pp.127-150, 1970.

I. Vorobyeva and A. Dyakin, The fine structure of the cortical zone in the gregarine Bothriopsides histrio (Eugregarinida: Actinocephalidae), Parazitologiya, vol.45, pp.220-233, 2011.

K. Wakeman, M. Heintzelman, and B. Leander, Comparative Ultrastructure and Molecular Phylogeny of Selenidium melongena n. sp. and S. terebellae Ray 1930 Demonstrate Niche Partitioning in Marine Gregarine Parasites (Apicomplexa), Protist, vol.165, issue.4, pp.493-511, 2014.
DOI : 10.1016/j.protis.2014.05.007

K. Wakeman and B. Leander, Molecular Phylogeny of Pacific Archigregarines (Apicomplexa), Including Descriptions of Veloxidium leptosynaptae n. gen., n. sp., from the Sea Cucumber Leptosynapta clarki (Echinodermata), and Two New Species of Selenidium, Journal of Eukaryotic Microbiology, vol.3, issue.3, pp.232-245, 2012.
DOI : 10.1007/BF00927181

K. Wakeman and B. Leander, Identity of environmental DNA sequences using descriptions of four novel marine gregarine parasites, Polyplicarium n. gen. (Apicomplexa), from capitellid polychaetes, Marine Biodiversity, vol.59, issue.2, pp.133-147, 2013.
DOI : 10.1111/j.1550-7408.2012.00616.x

K. Wakeman, J. Reimer, H. Jenke-kodama, and B. Leander, (Hemichordata) Confounds the Relationships Between Marine and Terrestrial Gregarines, Journal of Eukaryotic Microbiology, vol.60, issue.4, pp.343-353, 2014.
DOI : 10.1111/jeu.12059

F. Warner, (Sporozoa, Eugregarinida), The Journal of Protozoology, vol.3, issue.1, pp.59-73, 1968.
DOI : 10.2307/3222418

W. Kamm and M. , Studies on gregaines II. Synopsis of the polycystid gregarines of the world, excluding those from the Myriapoda, Orthoptera, and Coleoptera, Illinois Biological Monographs, vol.7, pp.1-102, 1922.

M. Wolf, S. Chen, J. Song, M. Ankenbrand, and T. Müller, Compensatory Base Changes in ITS2 Secondary Structures Correlate with the Biological Species Concept Despite Intragenomic Variability in ITS2 Sequences ? A Proof of Concept, PLoS ONE, vol.288, issue.6, 2013.
DOI : 10.1371/journal.pone.0066726.s003

M. Zuker, Mfold web server for nucleic acid folding and hybridization prediction, Nucleic Acids Research, vol.31, issue.13, pp.3406-3415, 2003.
DOI : 10.1093/nar/gkg595

URL : https://www.ncbi.nlm.nih.gov/pmc/articles/PMC169194/pdf