Robuta

https://id.loc.gov/authorities/classification/QE809.P5.html

Science; Geology; Paleozoology; Invertebrates; Mollusca; Gastropoda; Systematic divisions, A-Z;...

science geology paleozoology invertebrates mollusca

https://www.yourdictionary.com/paleozoology

Paleozoology Definition & Meaning | YourDictionary

Paleozoology definition: The branch of paleontology that deals with animal fossils and ancient animal life.

paleozoology definition meaning yourdictionary