206 BIVALVE SHELLS. 



cularis ; impressio pallii antice margine remota, postice late pro- 

 fundeque sinuosa. 



Petricolea, pt., Desh. Encycl. MetJi. iii. tab. (1830). 

 Saxicavidse, Swainson, Malac. p. 373 (18-40). 

 Tellinidce, pt., Gray, Syn. B. M. p. 91 (1842). 

 Petricolina, Agass. Nom. Zool. (1847). 



D'Orb. Moll. Canar. (1837) ; PaUon. Franc. 

 Petricoladae, Gray, Ann. Sf Mag. N. H. 1853, ii.' 

 Solenacea, pt., Lamk. Phil. Zool. p. 319 (180.9). 

 Lithophaga, pt., Lamk. Extr. du Cour. 1812; Hist. An. s. Vert. 

 V. 504; ed. 2. vi. 155. 



Brod. Penny Encyc. 

 Veneres, pt., Cuvier, R. A. 



Tellinada?, § 1, pt., Latr. Fam. Nat. R. A. (1825). 

 Gastrochaenidse, pt., Forhes Sf Hanley, Brit. Moll. p. 151. 



Genus 1. PETRICOLA. 



Testa ovata, transversa, tenuis, cardo angustus. 



Tellina, Gualt. (1742) Ind. Test. pl. 77- 



Schrot. (1786) Einl. iii. 18. no. 62. 



Gmelin (1788), p. 3231. no. 11. 



Poli (1791), Test. utr. Sicil. i. 43. 



Olivi (1792), Zool. Adr. p. 101. 



Wood (1814), Gen. Conch. p. 151. no. 13. 



Dillw. (1817) Cat.i. 76.no. 11. 

 Venus, Chemn. (1784) Conch. vii. 50 ; (1788) Conch. x. 356, 357. 



Retzius (1786), Acta Taurinens. 



Schrbt. (1786) Einl. iii. 173. no. 50. 



Brocchi (1814), Conch. Suhap. ii. 559. 



Dillw. (1817) Cat. i. 190. no. 73, & p. 208. no. 113. 

 Mytilus, Chemn. (1785) Conch. viii. 154. 



Schrcit. (1786) Einl.m. 453. 



Dillw. (1817) Cat. i. 306. 

 Corbula (sp.), Brug. (1797) Encycl. MeU. pl. 230. f. 2. 

 Rupellaria, Fleurian de Bellevue (1802), jMem. sur les Moll. 

 Lithoph. p. 3. 



Roissy (1805), Buff. Moll. vi. 440. 

 Mya, Mont. (1807) Test. Brit. Suppl. p. 20. pl. 28. f. 1. 

 Rupicola, Lamarck (1812), Extr. du Cours, p. 108. 

 Bonax (sp.), Brocchi (1814), Conch. Subap. ii. 515. 

 Gastrana /3, Schumacher (1817), Essai, p. 132. 

 Venerupis (sp.) (Vener. monstrosa), Hanley (184.3), Descr. Cat. 

 p. 55. 



