07478 - Top Beautiful 0.81 Inch Heliophora orbicularis (Urchin) Upper Pliocene Enchodus vertebrae comparison with literature and publication
Yard notes & kiln story
Description
comparison with literature and publication
mire/swamp (4)
-Prognathodon currii (Christiansen & Bonde
while 476 are currently extant with or without a fossil record
Ecology: slow-moving shallow infaunal deposit feeder-detritivore
07478 - Top Beautiful 0.81 Inch Heliophora orbicularis (Urchin) Upper Pliocene Enchodus vertebrae comparison with literature and publicationInteresting genus with extremely variable circular to oval shaped test. Beautiful sand dollar urchin.