Description
Small and Lynn, 1985 Body pyriform to ovoid; segments of paroral segment c skewed to left of midventral postoral region ; life cycle of several genera includes microstome-macrostome transformation; four genera. b 9 (i> t;? 1. 0Pk1 and 0Pk2 as large, broad fields of kinetosomes ........... ........ .. ......... .. .. .. G/auconema 1'. Oral polykinetids not as above ...... .. .. ........ ........ .. 2 2. Body, ovoid; no macrostome stage .............. .......... . ... .... ........... ... ... .. .. ....... .. .. ... .... .... .. P 2'. Microstomal stage pyriform ; lack of bacteria and presence of prey (e.g., Pseudocohnilembus) causing change to macrostomal stage ....... ..... ..... 3 3. Paroral dikinetid extending anteriorly past 0Pk2; 0Pk2 wider than 0Pk1.. ...... Miamiensis 3'. Paroral dikinetid extending only to middle of 0Pk2; 0Pk2 of same width as 0Pk1.Potomacus
Type species
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Small and Lynn, 1985 Body pyriform to ovoid; segments of paroral segment c skewed to left of midventral postoral region ; life cycle of several genera includes microstome-macrostome transformation; four genera. b 9 (i> t;? 1. 0Pk1 and 0Pk2 as large, broad fields of kinetosomes ........... ........ .. ......... .. .. .. G/auconema 1'. Oral polykinetids not as above ...... .. .. ........ ........ .. 2 2. Body, ovoid; no macrostome stage .............. .......... . ... .... ........... ... ... .. .. ....... .. .. ... .... .... .. P 2'. Microstomal stage pyriform ; lack of bacteria and presence of prey (e.g., Pseudocohnilembus) causing change to macrostomal stage ....... ..... ..... 3 3. Paroral dikinetid extending anteriorly past 0Pk2; 0Pk2 wider than 0Pk1.. ...... Miamiensis 3'. Paroral dikinetid extending only to middle of 0Pk2; 0Pk2 of same width as 0Pk1.Potomacus