CONCHYLIA— D/Tf/ri?^. 27. 



made the remark, that iu the suborbicular species this distinction is 

 not always present: " m suborbiculatis vix plica manifesta." 



Chemnitz considers it as a variety of the Tellina Gari ; but that 

 shell is described as either wanting the lateral teeth, or having them 

 in a very obscure manner. 



109 



Tellina testa ovato-orbicalari incBquivalvi, uti'iis transversis longitu- 



dinalihusque obsoletis, valvis bidentatis, altera dentibus lateralibus. 

 Shell round-oval inequivalve, with transvei-se stri« and obscure 

 longitudinal ones, each valve with two teeth, and one of them 

 with lateral teeth. 



Tab. nost. 7, fig. 2. 

 Tellina crassa. Pennant, Brit. Zool. iv. p. 182, tab. 51, fig. 1. 



Turton, Linn. Syst. iv. p. 186. 



Montagu, Test. Brit. p. 65. 



Linn. Trans, viii. p. 5-5. 



Turton, British Fauna, p. 150. 



Wood, Conch, p. 186, tab. 40, fig. 1. 



Dillwyn, Descript. Catal. p. 96. 



Turton, Conch Diet. p. 173. 

 Tellina reticulata. Linn. Trans, viii. p. 54, tab. 1, tig. 9. 



Pennant, Brit. Zool. iv. p. 181. 



Turton, British Fauna, p. 150. '^ 



Dorset Catal. p. 30, tab. 5, fig. 4. 



Dillwyn, Descript. Catal. p. 95. 



Turton, Conch. Diet. p. 173. 

 Tellina proficua. Montagu, Test Brit. p. &Q. 



crassa. 

 11. 



