Echinoidea note details

Diagnosis
English
eng
A Psephechinus with relatively tall interambulacral plates which, above the ambitus, bear dense tubercles in two irregular rows.
Smith, A.B. (2016). British Jurassic Regular Echinoids. <em>Monograph of the Palaeontographical Society.</em> 170 (646): 69-176, pls 42-82. 
Date
action
by
2019-04-12 05:58:15Z
created