Pirania

Pirania

Jesse Russell Ronald Cohn

     

бумажная книга



ISBN: 978-5-5124-3971-5

High Quality Content by WIKIPEDIA articles! Pirania is a genus of sponge known from the Middle Cambrian Burgess Shale and the Ordovician Fezouata formation. 198 specimens of Pirania are known from the Greater Phyllopod bed, where they comprise 0.38% of the community.