Linn, names. Engl. names. 



16 pulchra smooth-rayed 



17 Damaoides interrupted 



Synon. 8$ Ref. 

 M.Cab. 



Br.Mus. 



Habitat. 



S. Seas. 



East Indies. 



CHAMA. 



CLAMP. 



1 angulata angular 



2 rostrata beaked 



3 incrassata heavy, grooved 



4 Australis Cockle 



5 crassicostata thick-ribbed 



6 pectinata comb-shaped 



Br.Mus. 



N. Holland. 

 u. 



N. Holland, 

 u. 



ARCA. 



ARK. 



7 Braziliana 



8 nodosa 



9 Rostrum 



1 Americana regular shaped Br.Mus. Bayof Campeachy. 



2 semitorta winged u. 



3 cylindrica cylindric 



4 obliquata mussel-shaped 



5 tellinoides tellen-shaped Cumana. 



6 glacialis small brittle North Sea. 



Brazilian Brazil, 



tuberculated u. 



hoe-shaped 



