Conch. Sjst. t. 2, f. 3. Sowerbj, Genera Pholas, f. 3. 

 AVood, Index Test. Suppl. t. 1, f. 3. Forbes & Hanlev, 

 Brit. Moll. t. 5, f. 3 — 6, and British authors. Wood- 

 ward, Manual, t. 23, f. 20. 



Pholas IdmeUata, Turton, Conch, dithyra, 4, 1. 1, f. 5, 6, 1822. 

 Chenu, Illust. Conchyl. Pholas, t. 3, f. 2. Wood, Index 

 Test. Suppl. t. 1, f. 3. 



Pholas striata, Blainville, Main col. t. 8 bis, f. 7, 1825. Grif- 

 fith's Cuvier, t. 8, f. 1. Henderson's Cuvier, t. 41, f. 1. 

 Wyatt, Conch, t. 3, f. 5. 



Pholadidea Loscombia, Turton, Conch. Diet. 147, 1819. 



Pholadidea CroodalUi, Blainville, Diet. Sci. Nat. xxxvii. 532, 

 1826. 



Cadmusia Solanderiana, Leach, Moll. Gt. Britain, 254, t. 12, 

 f. 1, 2. Europe. 



3. P. spathulata, Sowerby, Zool. Proc. 162, 1849. 



Sowerby, Thes. Conch, li. 497, t. 106, f. 69, YO. 



New Zealand. 



4. P. sulcata, Brown, 111. Conch. Gt. Brit., 115, t. 48, f. 17, 



18, 1844. England. 



Sub-genus TALONELLA, Gray. 

 Ann. and Mag. Nat. Hist. 2 ser. viii. 385, 1851. 



5. P. tridens, Gray, Sowerby, Thes. Conch, ii. 498, t. 106, f. 



60, 61, 1849. Monte Christo. 



Sub-genus HATASIA, Gray, 

 Ann. & Mag. Nat. Hist. 2 ser. viii. 385, 1851. 



6. P. melanura, Sowerby, Zool. Proc. 70, 1834. 



Sowerby, Thes. ii. 1. 107, f. 78, 79. Chenu, Man. ii. f. 32, 33. 

 Penitella Wilsotiu, Conrad, Proc. Philad. Acad. 156, 1849. 

 Jour. Philad. Acad. 2 ser. i. 279, t. 39, f. 4. 



Loiver California, 



7. P. quadra, Sowerby, Zool. Proc. 71, 1834. Thes. ii. t. 



106, f. 62, 63. 3Ionte Christo. 



8* P. tubifera, Sowerby, Zool. Proc. 71, 1834. Thes. ii. t. 

 106, f. 64, 65. Panama. 



Sub-genus NETTASTOMELLA, Carpenter. 

 Proc. Zool. Soc. London, 1865. 



9. P. Darwinii, Sowerby, Thes. Conch, ii. 490, 1. 107, f. 76, 77. 

 Chenu, Manuel de Conchyl. ii. f. 39, 40. 



Ins. Chiloe, California . 



