Description
Budding and cytokinesis occur at cortical surface of parental cell ; 14 families . 1. Tentacles ext remely reduced; trophont's body, small , flattened , hemispherical ; parastic on oral structures of polychaete annelids ... ..... ..... . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Phalacroc 1'. Tentacles obvious, at least at one stage during the life cycle .... .... ... ... ........... .... .......... ..... .... ... 2 2. Trophont's body long , branched ; swarmers vermiform, ciliated .......... .. .. ..... ... ...... .... ..... ... .. 3 2'. Trophont's body not branched ... ... ..... .. ........ ... .. .. 4 3. Tentacles at tips of distal body processes .... ... .. .. ....... .... .......... ... .. .. ............ .. .. Stylostomatidae 3' . Tentacles in transverse groupings along the longitudinal axis of the body processes ... ........ .... . .. ...... .... .... ...... ... ..... .. ....... ..... .. Rhabdophryidae 4. With prominent , extensible body-process that bears tentacles ... .... .... ... ... .. ..Ophryodendridae 4' . Without such an extensible process ... .... .. ..... .. 5 5. Trophont's body trumpet-shaped with tentacles distributed over the distal end ; non-ciliated vermiform swarmer .. . .. .. ......Spelaeophryidae 5' . Body not trumpet-shaped .. ..... ..... ..... .... ...... .... .. . 6 6. Trophonts with two kinds of tentacles, shorter , extensible , feeding tentacles with flat tips and a ring of longer, pointed , non-feeding prehensile ones ... ...... .. .. .. ..... ..... ..... ... ...... .. .... .. . Ephelotidae 6'. One tentacle-type ... ....... .. ... ...... .. ........ ...... ....... 7 7. Tentacles distally thickened; swarmers elongate with somatic kineties restricted to rings around anterior end ........ ... . .. . .. . ... . Parapodophryidae 7'. Tentacles capitate .. ... ... ... ... .. ....... ..... ...... ...... ... ... 8 8. Typically without lorica (except Kystopus I ife cycle); swarmers with broad equatorial band of cilia ........ ............. ... ......... ...... ... .. Podophryidae 8' . With lorica at some stage in the life cycle ...... 9 9. Parasites/predators of Ephelota, attached to host as uni-tentaculate trophonts and as loricate reproductive forms .... ... .. ... Tachyblastonidae 9'. Not as above .. ..... ... .... .... ...... ... ......... ... ... ......... 10 10. Lorica with several radial slits in the distal half through which the tentacles extend ; possibly stalked ....... ...... ... .. .. .... Metacinetidae 10'. Lorica not as above ... .... .. ... ... .. .. ................. .. 11 11. Trophont basally attached to lorica ..... ...... .. 12 11'. Trophont not basally attached to lorica .. .... 13 12. Swarmers vermiform , ciliated at one end .. ... ... ......... ...... ... ... .. ... .... ... .. ..... . Thecacinetidae 12'. Swarmers ovoid with somatic kineties disposed in "U" around body ... .. ... .. ... ....... Paracinetidae leptidae 13. Trophont with one to several long, flexible tentacles .. ... ...... ....... ........... ... ... ... .... . Urnulidae 13'. Trophont with extensible, but not flexible , tentacles ..... ... .... .. .......... .. ... . Corynophryidae
Type species
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Raw text
Budding and cytokinesis occur at cortical surface of parental cell ; 14 families . 1. Tentacles ext remely reduced; trophont's body, small , flattened , hemispherical ; parastic on oral structures of polychaete annelids ... ..... ..... . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Phalacroc 1'. Tentacles obvious, at least at one stage during the life cycle .... .... ... ... ........... .... .......... ..... .... ... 2 2. Trophont's body long , branched ; swarmers vermiform, ciliated .......... .. .. ..... ... ...... .... ..... ... .. 3 2'. Trophont's body not branched ... ... ..... .. ........ ... .. .. 4 3. Tentacles at tips of distal body processes .... ... .. .. ....... .... .......... ... .. .. ............ .. .. Stylostomatidae 3' . Tentacles in transverse groupings along the longitudinal axis of the body processes ... ........ .... . .. ...... .... .... ...... ... ..... .. ....... ..... .. Rhabdophryidae 4. With prominent , extensible body-process that bears tentacles ... .... .... ... ... .. ..Ophryodendridae 4' . Without such an extensible process ... .... .. ..... .. 5 5. Trophont's body trumpet-shaped with tentacles distributed over the distal end ; non-ciliated vermiform swarmer .. . .. .. ......Spelaeophryidae 5' . Body not trumpet-shaped .. ..... ..... ..... .... ...... .... .. . 6 6. Trophonts with two kinds of tentacles, shorter , extensible , feeding tentacles with flat tips and a ring of longer, pointed , non-feeding prehensile ones ... ...... .. .. .. ..... ..... ..... ... ...... .. .... .. . Ephelotidae 6'. One tentacle-type ... ....... .. ... ...... .. ........ ...... ....... 7 7. Tentacles distally thickened; swarmers elongate with somatic kineties restricted to rings around anterior end ........ ... . .. . .. . ... . Parapodophryidae 7'. Tentacles capitate .. ... ... ... ... .. ....... ..... ...... ...... ... ... 8 8. Typically without lorica (except Kystopus I ife cycle); swarmers with broad equatorial band of cilia ........ ............. ... ......... ...... ... .. Podophryidae 8' . With lorica at some stage in the life cycle ...... 9 9. Parasites/predators of Ephelota, attached to host as uni-tentaculate trophonts and as loricate reproductive forms .... ... .. ... Tachyblastonidae 9'. Not as above .. ..... ... .... .... ...... ... ......... ... ... ......... 10 10. Lorica with several radial slits in the distal half through which the tentacles extend ; possibly stalked ....... ...... ... .. .. .... Metacinetidae 10'. Lorica not as above ... .... .. ... ... .. .. ................. .. 11 11. Trophont basally attached to lorica ..... ...... .. 12 11'. Trophont not basally attached to lorica .. .... 13 12. Swarmers vermiform , ciliated at one end .. ... ... ......... ...... ... ... .. ... .... ... .. ..... . Thecacinetidae 12'. Swarmers ovoid with somatic kineties disposed in "U" around body ... .. ... .. ... ....... Paracinetidae leptidae 13. Trophont with one to several long, flexible tentacles .. ... ...... ....... ........... ... ... ... .... . Urnulidae 13'. Trophont with extensible, but not flexible , tentacles ..... ... .... .. .......... .. ... . Corynophryidae