Astylospongia

noun

Asty·​lo·​spon·​gia

¦āˌstīləˈspənjēə,

-pän-

: a genus of small pear-shaped siliceous fossil sponges including important index fossils occurring in Middle Silurian strata

Word History

Etymology

New Latin, from astyl-, astylo- (from a- entry 2 + styl-) + -spongia

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