118 Dr. J. C. Melvill and Mr. E. Standen on 



Fam. Littorinidae. 



LcEvilittorina hennetti, Prest. 



LfBvilittorina hennetti, H. B. Preston, Ann. & Mag. Nat Hist. ser. 8, 

 vol. ix. p. 636, fig. (19] 2). 



Koy Cove, W. Falklands; at half-tide (March 14, 1910). 

 We are indebted to the author of the species for coufimiing 

 the name. It is a very minute shell. 



Lcevilitforina caliginosa (Gould). 



Littorlna caliginosa, Gould, Proc. Boston Soc. iii. p. 83 (1849). 



Hydrobia calif/inosu (Gould), E. A. Smith, Phil. Trans. Koyal Soc. 

 Lend, rlxviii. p. 173, pi. ix. fig. 8 (1879). 



Lccvilittorina caUqinosa (Gould), Pt'etier, ]\[ol]uskpn von Slid Georgien, 

 p. 81, Taf. i. fig. 8r/-r/ (1886) ; H. Strebel, Molh.sk. der Magalbaen- 

 Provinz, Zool. Jahrb. Band xxv. Jena, 1907, p. 156. 



Crooked Inlet ; under stones at low water. 



Lcevilittorina hitior, Prest. 



Lavilittonva laiior, H. B. Pre.ston, Ann. & Mag. Nat. Hist. ser. 8, 

 vol. ix. p. 630, fig. (1912). 



Under stones, easily overlooked. Another very micro- 

 scopic species. 



Fam. CerithiidsB. 



Cerithium pullum, Phil. 



Cerithium jmJhnn, Philippi, Arcliiv fiir Naturg. p. 60 (1845). 

 Cerithium cadatinn, Coutluiuv, (lould. in Wilkes' Kxpl. Exped. p. 148, 



li-. ]74rt-f/; Gould, li'jslou Proc. iii. p. 123 (1849). 

 Bittitnu calntitm, Couthouv, Mission du Cap Horn, p. 40. 

 Ceridiium pullum (Phil.), 11. Slrelel, Mollu^lc.der Miigidhaen-Provinz, 



Zool. Jahrb. Band xxii. p. 652, Taf. xxiii. fig. 40 a-d (1905). 



Rapid Point, at low water; also Carcass Island. 

 Sfvcral examples. Evidently a common species, widely 

 distrihiited. 



Cerilhiopsis malvhiarumj i\I. k St. 



Cerithiopifis malvinarvm, iMelvill & Standen, Moll. Scott. Nat. Ant- 

 arctic JOxp., Trans. Koval Soc. Jvlinb. xlvi. p. 135, iius. 0, 0« (1907) ; 

 IJ. Sln^bel, Wisbenschalt. Ju-gebnisso der Schwedisch. Siidpolar- 

 Exped., iJie Gastropoden, p. 49, Taf. i. fig. 10 a-c (1908). 



Hoy Cove ; low water, on mud. 



One smail but quite characteristic example. 



