Pyramidellidae 塔螺科：Shell slender conic to ovate, often with fold(s) on columella. Protoconch heterostrophic. Operculum horny, paucispiral. Head bears a tongue-like mentum. Secondary gill present right to dorsal ciliated strip in pallial cavity, or lacking at all. Proboscis acrembolic. No radula present. Anterior alimentary canal with a stylet and buccal pump(s) which are usually blind-sac like. Simultaneous hermaphroditic, with a common gonoduct. Ectoparasites sucking body fluids of mollusks, annelids, sipunclids, etc. |
Senitfic Name |
Chinese Name |
omenclator |
photo |
| Marginodostomia hilgendorfi |
|
(Clessin, 1900) |
|
| Megastomia clara |
|
(Nomura, 1936) |
|
| Megastomia interolineata |
|
(Nomura, 1936) |
|
| Megastomia mikiyamai |
|
(Nomura, 1937) |
|
| Megastomia sagamiana |
|
(Nomura, 1937) |
|
| Megastomia yabehisakatui |
|
Nomura, 1936 |
|
| Menesho kesennumensis |
|
Nomura, 1938 |
|
| Milda ventricosa |
|
Guerin, 1830 |
|
| Miralda attentissima |
|
(Nomura, 1936) |
|
| Miralda gemma |
|
(A. Adams, 1861) |
|
| Miralda scopulorum |
|
(Watson, 1886) |
|
| Monotygma amoena |
|
(A. Adams, 1853) |
|
| Mormula philippiana |
|
(Dunker, 1860) |
|
| Mormula terebra |
|
(A. Adams) |
|
| Mumiola spirata |
|
(A. Adams, 1853) |
|
|
