Astylospongia
noun
Asty·lo·spon·gia
\¦āˌstīləˈspənjēə, -pän-\
Definition of Astylospongia
: a genus of small pear-shaped siliceous fossil sponges including important index fossils occurring in Middle Silurian strata
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Origin and Etymology of astylospongia
New Latin, from astyl-, astylo- (from 2a- + styl-) + -spongia
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