Pyramidelloidea
| Pyramidelloidea | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Pyramidella maculosa |
||||||||||||
| Systematics | ||||||||||||
|
||||||||||||
| Scientific name | ||||||||||||
| Pyramidelloidea | ||||||||||||
| JE Gray , 1840 |
A basal group of snails within the heterobranchia is called a pyramidelloidea .
features
The Pyramidelloidea have an evertable trunk (actually typical for Streptoneura ). This is equipped with stiletto-like jaws that allow the animals to suck out body fluids from vertebrates or to pierce mollusks in unprotected places. The food spectrum also includes polychaeta , sponges and sea squirts .
Systematics
According to Bouchet and Rocroi (2005), the two families Pyramidellidae Gray, 1840 and Amathinidae Ponder, 1987 belong to the superfamily Pyramidelloidea .
literature
- A. Kästner: Textbook of the spec. Zool. | Volume I Part 3 Jena, 1993 ISBN 3-334-60412-8
Web links
Commons : Pyramidelloidea - collection of images, videos and audio files
