WORMS. TESTACEA. 38. Tellina. 131 



pressed, finely reticulate : hinge with 2 small central 

 teeth, and broad lateral laminate ones. 



Boi but Shells, t. 3./. 6. Linn. Trans, viii. t. 1./. 9. 



Shell an inch and a quarter long, a little more broad, yellowish 

 white, with numerous raifed concentric stria: crossed by fainter 

 ones : beak final 1, prominent, nearly central, turning a little 

 one way. 



211. T. Rudula. Suborbicular, a little convex, rough 

 with numerous sharp concentric striae : hinge with 2 

 teeth is each valve, without lateral #nes. 



Montague t. i.f. 1. 2. Donov. t. 130. Venus"orealis. 



Shell an inch and a half long, nearly as much broad, white, with 

 fometimes rofy bands, with a heart-shaped cavity under the beak,, 

 and a flexuous one at the posterior end : beak central, turning a 

 little to one side. ' 



212. T. l)imaculata. Subtriangular, rounded, faintly stri- 

 ate, with a deep red spot each side the beak: hinge 

 with primary and lateral teeth. 



Donovan t. 19./. 1 Lister, t. 385./. 232. 



Shell half an inch long, 6 lines broad, whitish, with the red fpota 

 deeper on the inside, fometimes marked with a few purple rays : 

 beak a little oblique : teeth large. 



213. T. lactea. Orbicular, thin, convex, irregularly stri- 

 ate, white : hinge with 2 teeth in one valve ana 

 one in the other, and a deep lateral groove in each 

 valve. 



Montague t. i.f. 4. Petiv. Gaz. t. 93. f. 18. 



Shell 3 quarters of an inch long, about as much broad, with a 

 few irregular wrinkles : beak fmall, oblique. 



214. T. rotandata. Orbicular, rather convex, thin, subpel- 

 lucid, obscurely striate : teeth 2 in each valve, one of 

 them cloven, the other slightly diverging. 



Montague Brit. Shells, p. 71. tab. <2..f. 3. 



Shell about an inch wide, white, rather glossy, fometimes a little 

 narrower at one end : beak fmall, oblique. 



215. T. Jlexuosa. Suborbicular, convex, thin, pellucid, 

 finely striate,, with a groove across ending in an 

 indenture in the margin: hinge with an obsolete 

 tooth. 



Donovan Brit. Shells, t. 42./. 2. Venus sinuosa. 



Shell not half an inch acrofs, white, with a groove from behind 

 the beak running parallel with the cartilage slope and forming a 

 flexure in the margin : beak much produced, oblique : hinge with a 

 groove along the margin. 



216. T. carnaria. Suborbicular, a little produced at one 

 end, pale rosy* striate in a concentric oblique and 

 transverse direction: I hinge with 2 teeth in one 

 valve, one of which is cloven, and one in the other. 



Donovan t. 47. Chemn Conch. 6. 1. 13/. 126. 



Shell above half an inch long, a little more broad, often marked 

 with deeper concentric belts, within rofy, finely striate in 3 di- 

 rections : beak nearly central, rather oblique : hinge with remote 

 lateral laminate teeth. 



217. T. inequivalvis. Oblong, much produced towards 

 the beak, one valve nearly flat, the other convex : 

 hinge with 2 teeth, without lateral ones. 



