The Echinoid Directory

Abatus cavernosus (Verrill, 1876)
 
Illustrations from literature
  • Gonads, interior of aboral surface, from Agassiz, A. 1881. Report on the Echinoidea dredged by H.M.S. Challenger during the years 1873-1876. Report on the scientific results of the voyage of H.M.S Challenger 3(9): 1-321.