178 BVNE : MARINE MOLLUSCA OK TEIGNMOUTH. 



Donax vittatus DaC. Common on the beach. 

 Mactra solida L. The common 'Hen' dredged in large 

 quantities for food. 



M. subtruncata DaC. Various-sized specimens trawled 



and dredged. 

 M. Stultorum L. Fine trawled and beach specimens com- 

 mon. 

 Lutraria elliptica Lmk. Adult and young examples, both 



alive and dead, but chief!}' from the beach. 

 Scrobicularia pipej^ata Gm. Common in the mud of the 



River Teign, and taken from the mud of the harbour steam 



dredger. 

 Solen pellucidus Penn. Dredged in muddy parts of the 



bay. 

 S. ensis L. Common. 

 S. siliqua L. Common ; does not reach such a large size as 



in the North. 

 S. vagina I.. One from beach. 

 Thracia papyracea Poli. Dredged in the bay. 

 T. pubescens Pult. A fine example in a fresh state was 



trawled in the bay, July 19th, 1S87, and a larger shell was 



unfortunately lost. 



Corbula gibba Olivi. Live and dead examples dredged 

 locally in muddy parts of the bay. 



C. gibba var. rosea Bro. With the type. 



Mya binghami Turt. One live specimen from the rocks. 



Saxicava rugosa L. Plentifully distributed amongst sand- 

 stone rocks and in blocks of limestone on shore, and from 

 trawled pieces of rock. Young shells often frequent the 

 roots of Lamellaria saccJiarina. 



S. rugosa var. arctica L. A few live and dead specimens 

 in trawled refuse. 



S. rugosa var. pholadis L. Occasionally with the type in 

 blocks of red rock and limestone on shore. 



J. C, vii., Apr. 1893, 



