Description
Cone rotated go o to right , relative to body and point of attachment ; podite and broad part of body often closely applied to substrate ; body sac-like ; on nebaliid crustacea ; six genera . 1. Margin of cone with distinct spines; neck short , or none ......... ... .... ... ....... ..... ...... ..... Actinichona 1'. No such spines; neck long .... ...... .......... ......... ..... 2 2. Body long , essentially cylindrical with ma x imal diameter little more than maximal conal diameter ............ ..... ... ....... .. ... .... .. Cristichona 2' . Body squat, base much wider with maximal diameter more than that of cone .... ... .............. 3 3. With one to several body spines ..... Rhizochona 3'. No such spines ... ......................... ... Carinichona
Type species
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Raw text
Cone rotated go o to right , relative to body and point of attachment ; podite and broad part of body often closely applied to substrate ; body sac-like ; on nebaliid crustacea ; six genera . 1. Margin of cone with distinct spines; neck short , or none ......... ... .... ... ....... ..... ...... ..... Actinichona 1'. No such spines; neck long .... ...... .......... ......... ..... 2 2. Body long , essentially cylindrical with ma x imal diameter little more than maximal conal diameter ............ ..... ... ....... .. ... .... .. Cristichona 2' . Body squat, base much wider with maximal diameter more than that of cone .... ... .............. 3 3. With one to several body spines ..... Rhizochona 3'. No such spines ... ......................... ... Carinichona