Subject ASC0001eqy

The Quarterly journal of the Geological Society of London.
v.43 (1887), Page 707 (1887)
Natural History Museum Library, London
BHL Page 45996984

Keywords

peristome pelanechinus corallinus Pelanechinus corallinus sea urchin echinoidea sea hedgehogs echinodermata echinozoa animal aquatic ocean sea spiny imbricating actinal plates peristomal plates actinal plates aetinal plate interambulacral area umbulacral area Peristome Actinal Plates interambulacral ambulacral dwaing geographical information

Contributors

Species