« 



PLATE Xa. 



AsTiioPECTEN Orion, Forbes. 

 From the Kelloway Bock. 



Fig. 



1. AsTROPECTEN Orion, Forbes, p. 127. Ventral surface, natural size. 



2. Astropecten clav^formis, JFright, p. 125. Ventral surface, natural size; this is a 



four-rayed variety of the large species, figured in Plate XL 



3. Astropecten Phillipsii, Forbes (?). Copy of the figure of an Astropecten found 



in the Cornbrash, near Yeovil, from the ' Magazine of Natural History,' 

 vol. ii, p. 73, for 1829. 



