Pusula radians
{{Short description|Species of gastropod}}
{{Taxobox
| image = Triviidae - Pusula radians.jpg
| image_caption = A shell of Pusula radians from Nicaragua on display at the Museo Civico di Storia Naturale di Milano
| regnum = Animalia
| phylum = Mollusca
| classis = Gastropoda
| unranked_superfamilia = clade Caenogastropoda
clade Hypsogastropoda
clade Littorinimorpha
| superfamilia = Velutinoidea
| familia = Triviidae
| subfamilia = Triviinae
| genus = Pusula
| species = P. radians
| binomial = Pusula radians
| binomial_authority = Lamarck, 1810
| synonyms =
}}
Pusula radians, the "radiant button shell"or "radiating trivia", is a species of small sea snail, a marine gastropod mollusk in the family Triviidae, the false cowries or trivias.
Description
The shell of an adult Pusula radians can be as long as {{convert|21|mm}}, with a diameter of about {{convert|15|mm}}. The shell is ovate and pinkish. It has small pale brown spots and wart-like tubercles on the dorsum, and strong transverse ribs on the base. As is the case is all the members of this family, the aperture runs the length of the shell and has teeth along the margins.
Distribution
This species is widespread along the coast of Mexico including the Baja California peninsula, Ecuador, Nicaragua and Peru. It lives under rocks below the intertidal zone in coastal waters.
References
- [https://www.biolib.cz/en/taxon/id606307/ Biolib]
- {{Gastropods.com|key=4|id=2284|title=Pusula radians|access-date=16 January 2019}}
- [http://www.marinespecies.org/aphia.php?p=taxdetails&id=555749 WoRMS]
- [http://www.discoverlife.org/mp/20q?search=Trivia+radians Discover Life]
- Angeline Myra Keen [https://books.google.com/books?id=Xj-2-KxUCcYC&pg=PA487&lpg=PA487&dq=trivia+radians Sea Shells of Tropical West America: Marine Mollusks]
{{Taxonbar|from=Q14231338}}
Category:Gastropods described in 1810
{{Triviidae-stub}}