MUSEUM OF COMPARATIVE ZOOLOGY. 33 



Criopus orcadensis Leach (Gray), Moll. Gt. Brit., p. 358, pi. xiii, figs. 6- 



8, December,- 1852. 

 Orbiculu norvegica Lamarck, Syst, p- 140, 1801 (not Sby., Lin. Tr. and Gen. 



Sh., Rang, Man., nor Blainville, Man., p. 515). — Lamarck, Hist. 



An. s. Vert., Ed. I, Vol. VI, p. 242, 1819. Ibid., Ed. II, Vol. VII, p. 



316, No. 1, 1836. — Deshayes, Enc. Meth., Ill, p. 668, 1832, partly 



( + turbinata, part). — Schumacher, Essai, p. 176, pi. xxi, fig. 2, 1817. 



— Thomas Brown, Conchol. Textb., Ed. V, p. 107, pi. xiv, fig. 32 (no 

 such figure there), 1839. — Macgillivray, Ibid., Ed. IX, p. 123, pi. xiv, 

 fig. 32 (same remark applies), n. d. — De Blainville, Diet. Sci. Nat., 

 XXXVI, p. 292, 1825, partly (-(- Discina ostreoides, part). 



Orbicula anomala Cuvier, Tabl. Ele'm. de l'Hist. Nat., p. 435, 1799, and 



Regno An., II, p. 504, 1817; Ed. Desh. Moll., p. 251, 1845, partly 



(+ turbinata, part). 

 Discina ostreoides Turton, Dith. Brit., p. 238, 1822 (not of Lam.). 

 ? Crania Brattensburgensis, part, Retz., Sclirift. Berl., Ges. Naturf. Fr., 



Band II, p. 73, 1781 (+ craniolaris, part). 

 Crania turbinata Wood's Ind. Test., Ed. Hanley, pi. xi, fig. 2, 1856 (not 



turbinata Poli). 

 Crania personata, part, Defrance, Diet. Sci. Nat., XI, p. 312 (+ turbinata, 



part), 1818. 

 Crania personata Lamarck, Hist. An. s. Vert., Ed. I, VI, p. 238 (syn. exclus.), 



1819. Ibid., Ed. II, VII, p. 298 (syn. excl.), 1836 (not personata 



Blainv., Diet. Sci. Nat. Cah. V, figs. 2-9, fide Deshayes, 1. c. pr.). 



— Sowerby, Trans. Lin. Soc, XIII, p. 431, 1822. Gen. Sh. Fasc, XII, 

 figs. 1 and 2, n. d. (1821 ?). — Blainville, Diet. Sci. Nat, XXXII, p. 

 304, 1824. Ibid., Man. Mai., p. 515, 1825.** — Nilsson, Kong. Vet. Ak. 

 Handl., Part II, p. 324, partly, 1825* (fide Fe'r. Bull. Sci. Nat. + crani- 

 olaris part). — Thomas Brown, Conch. Textb., Ed. V, p. 108, pi. xiv, 

 fig. 5, 1839. —Macgillivray, Ibid., Ed. IX, p. 123, pi. xiv, fig. 5, n. d. 



— Suess, Wohns., I, p. 41 (223), 1859. 



Crania norvegica Sowerby, Thes. Con., I, p. 368, pi. 73, figs. 15 and 17, 

 1847. — Forbes and Hanley, Brit. Moll., I, pi. U, fig. 2, 1853. 



Crania rostrata Thorpe, Brit. Mar. Conch., p. 125, 1844 (not of Hiening- 

 haus). 



Crania anomala Sowerby, Conch. Man., Ed. II, p. 125, fig. 197 a, 1842. 



— Loven, Index Moll. Scand., p. 29, 1846. — Forbes and Hanley, Brit. 

 Moll., II, p. 366, pi. lvi, figs. 7 and 8, 1853. — Davidson, Int. Class. 

 Brach, p. 123, figs. 44-46, pi. ix, figs. 237, 238. — Woodward, Man. 

 Moll., p. 235, figs. 157-159, 1854. — Clark, Brit. Test. Moll., p. 37, 



** I do not know whether Deshayes refers in his cited remarks to these two refer- 

 ences also, but there is nothing in the context to indicate the Mediterranean form 

 (turbinata), and the reference of Blainville is to C perso?iata Sowerby, which is un- 

 doubtedly anomala. 



VOL. HI. 3 



