Cravenechinus a New Type of Echinoid from the Carboniferous Limestone
Geological Magazine
83(4): 192-197
Publication
from Kier & Lawson (1978)
The described echinoid specimen--Cravenechinus uniserialis n.g. n.sp.--from the Carboniferous Limestone near Skipton, Yorkshire, England, is considered an aberrant member of the Melonechinoidea, which differs from other members chiefly in the inverted str