104 BYNE : MARINE MOLLUSCA OF TEIGNMOUTH BAY. 
Tapes decussatus var. quadrangula Jeff.—-Found living 
in the mud flats behind the sand hills on the Dawlish 
Warren. 
Lutraria oblonga Chem.— A valve cast up on, the Warren. 
Scrobicularia nitida Miull.—Many dredged alive, about 
eighty per cent. being broken. This is a small and 
excessively fragile form of this delicate species. 
S. alba Wood.—Many dredged alive, but much _ smaller 
than examples from other places. 
Solecurtus antiquatus Pult.—A fine dead example in 
good condition found under a stone in the crevices 
of ae rock ledge: 
Pandora inzquivalvis var. obtusa Jeff.—A living speci- 
men dredged. 
Thracia distorta Mont.—A good living example taken 
in an oyster dredge. 
Mya truncata L.—A living example trawled ; also a living 
specimen cast up on the beach. Both belonged to a 
thin form. 
Pholas candida var. subovata Jeff—Occurred amongst 
type examples obtained at Exmouth in 1888. 
Teredo megotara Han.—Two or three in a piece of 
timber cast up on the Warren. 
Chiton cancellatus G. B. Sow. 
Patella vulgata var. picta Jeff.—Fairly plentiful on stone 
work, This form is easily detected amongst the type 
A living specimen dredged. 
as the red rays shew very prominently through the 
shell. 
P. vulgata var. intermedia Knapp.—Common on rocks 
at highwater mark throughout the Bay. ‘The shells 
presented a large variety of internal markings, the colour 
being often very beautiful, quite equalling that of Channel 
Island examples. It has been found that these internal 
colourings sometimes fade on keeping, but this may be 
J.C., viii., Jan. 1896. 
