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1. Sexual Dimorphism in a New Species of Cassiduloid Echinoid, Pygaulus baghinensis, from the Aptian Strata of Baghin Area, West of Kerman, Iran

M.R. Vaziri

Volume 21, Issue 1 , Winter 2010

Abstract
  A new species of cassiduloid echinoids, Pygaulus baghinensis is reported for the first time from Aptian sediments of Baghin area, west of Kerman, Iran. The diagnostic features of the species are centrally positioned of the apical disc and approximately low profile of the test. Variation in gonopore size ...  Read More