Description
Small sized ; few somatic cilia ; distinct caudal cilium ; postcytostomal curve of paroral dikinetid , 600 CILIOPHORA, often inconspicuous, typically not extending anterior and left of cytostome ; nine genera. From Dragesco, 1969b ; B. P. nolandi, ventral surface ; C. P. balli, ventral surface . From Small and Lynn , 1985 . Fi g. 52 . Oragescoa mirabi/is, right ventral surface. From Jankowsk i, 1974. b 9 <9 e7 1. Somatic kineties broken in middle .. .. ....... ......... 5 1'. Somatic kineties continuous, extending the length of body ....................... ....... ..... .. ... ....... ... .. 2 2. 0Pk1 longer than other OPk's ... .... .. ..... ... ..... ..... 3 2'. 0Pk1 shorter than other OPk's ..... ..... ... . ........ ... 4 3. Somatic ciliation sparser in posterior half of body .... ...... ... ... ................... ........ ...... Cristigera SCUTICOCILIATIA 3' . Somatic ciliation even over body ........... .............. . ............ .... ... ...... .. ......... ... .. .. .. Pseudocyclidium 4. 0Pk1 as 1 short kinetosomal file at anterior end of oral area ; may be endocommensal in gut of echinoids ......... .... .. ............... Echinocyclidium 4'. OPk's variably arranged groups of kinetosomes .. .. ....... ... .... ............ ....... .. ............ .. .... Cyclidium 5. Midbody region traversed by an oblique kinety of dikinetids extending to right from midventral to dorsal surface .... ....... ... .. ....... ...... Paurotricha 5' . Midbody region unciliated ..... ..... ....... ... ... .. ..... . 6 6. OPk's as single files of kinetosomes ; posterior somatic kinety fragments with longitudinally aligned dikinetids ..... ... ............ Paracyclidium 6'. OPk's as clusters of kinetosomes; posterior somatic kinety fragments with transversely aligned dikinetids ..... .. .... . ...... ... ... /socyclidium
Type species
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Small sized ; few somatic cilia ; distinct caudal cilium ; postcytostomal curve of paroral dikinetid , 600 CILIOPHORA, often inconspicuous, typically not extending anterior and left of cytostome ; nine genera. From Dragesco, 1969b ; B. P. nolandi, ventral surface ; C. P. balli, ventral surface . From Small and Lynn , 1985 . Fi g. 52 . Oragescoa mirabi/is, right ventral surface. From Jankowsk i, 1974. b 9 <9 e7 1. Somatic kineties broken in middle .. .. ....... ......... 5 1'. Somatic kineties continuous, extending the length of body ....................... ....... ..... .. ... ....... ... .. 2 2. 0Pk1 longer than other OPk's ... .... .. ..... ... ..... ..... 3 2'. 0Pk1 shorter than other OPk's ..... ..... ... . ........ ... 4 3. Somatic ciliation sparser in posterior half of body .... ...... ... ... ................... ........ ...... Cristigera SCUTICOCILIATIA 3' . Somatic ciliation even over body ........... .............. . ............ .... ... ...... .. ......... ... .. .. .. Pseudocyclidium 4. 0Pk1 as 1 short kinetosomal file at anterior end of oral area ; may be endocommensal in gut of echinoids ......... .... .. ............... Echinocyclidium 4'. OPk's variably arranged groups of kinetosomes .. .. ....... ... .... ............ ....... .. ............ .. .... Cyclidium 5. Midbody region traversed by an oblique kinety of dikinetids extending to right from midventral to dorsal surface .... ....... ... .. ....... ...... Paurotricha 5' . Midbody region unciliated ..... ..... ....... ... ... .. ..... . 6 6. OPk's as single files of kinetosomes ; posterior somatic kinety fragments with longitudinally aligned dikinetids ..... ... ............ Paracyclidium 6'. OPk's as clusters of kinetosomes; posterior somatic kinety fragments with transversely aligned dikinetids ..... .. .... . ...... ... ... /socyclidium