CUSPIDARIIDAE 477 



Cardio7nya pectinata Carpenter Pectinate Cuspidaria 



Puget Sound, Washington, to Panama. 



M inch in length; anterior end globular, bearing 8 to 12 strong radial 

 ribs (there may be smaller ribs between the main ones). Posterior end drawn- 

 out like a short handle and bearing 2 to 4 weak, longitudinal riblets. Color 

 dull-gray with a glossy, grayish white interior. Commonly dredged offshore. 



Consider the case of the oyster 



Which passes its time in the moisture. 



Of sex alternate. 



It chases no mate. 



But lives in a self-contained cloister. 



Joel W. Hedgpeth 



(Maryland Tideivater News 

 September 1950) 



