Description
Stalkless; body, fixed directly to the substratum, may be drawn out, appearing stalk- like at rear ; peristomal disc not stalked ; six genera. 1. Body elongate and tapering with slight swelling in mid-body ............ ..... ... ....... .. Para vorticella 1 '. Body short and broad ... ... .. ...... ...... ..... .... ... .... 2. With permanent trochal band on oral side of scapular disc .... .... ... ... ...... ..... ......... .Ambiphrya 2' . Without permanent trochal band ..... .. Scyphidia
Type species
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Raw text
Stalkless; body, fixed directly to the substratum, may be drawn out, appearing stalk- like at rear ; peristomal disc not stalked ; six genera. 1. Body elongate and tapering with slight swelling in mid-body ............ ..... ... ....... .. Para vorticella 1 '. Body short and broad ... ... .. ...... ...... ..... .... ... .... 2. With permanent trochal band on oral side of scapular disc .... .... ... ... ...... ..... ......... .Ambiphrya 2' . Without permanent trochal band ..... .. Scyphidia