308 EEY. E. B. WATSON OJf THE 



that of Mr. McAndrew. He was kind enougli to send me 

 specimens I'of Manzoni's species, but they were too much 

 rubbed to render independent estimate possible. The 

 figures of the species in the ' Journal de Conchyliologie ' 

 (1. c.) are not good, and as reproduced in the ' Conchy- 

 lien-Cabinet ' {I. c.) and in Tryon's ' Manual ' (ix. 350, 

 Ixv. 6) have still less character. 



272. Bissoa (Alvania) canariensis, 1839, d'Orbigny, Moll. Canar. 



p. 78, vi. 5-7 ; Watson, P. Z. S. 1873, p. 376, xxxv. 13 ; 

 WeinkaufF, Conch.-Cab. 2nd ed. i. pt. 22, p. 118, iii. 

 19, 20. Hob. Mediterranean to Canaries, (L., Jn,, "W.) 

 Everywhere; very abundant. Semifossilinthe Canicalbeds. 



273. Bissoa {Alvania) cancellata, 1778, da Costa (as Turho), 

 Brit. Conch, p. 104, viii. 6-9 : Grwyn Jeffreys, B. C iv. 8 ; 

 & V. 207, Ixiv. 3 ; Watson, P. Z. S. 1873, p. 367, xxxiv. 2. 

 Hah. Prom Gt. Britain to Mediterranean, Mogador, and 

 Canaries. (M., L., N., Jn., W.) Everywhere ; very 

 abundant. 



274. Bissoa coriacea, 1868, Manzoni, Jour, de Conch, pp. 166 & 



242, X. 6 ; Watson, P. Z. S. 1873, p. 369, xxxvi. 27 ; Wein- 

 kauff, Conch.-Cab. 2nd ed. i. pt. 22, p. 141, xvi. 11. 

 Hal. Mediterranean. (Jn., W.) Prom Punchal to Punta 

 de Sao Lourenco, in 30 to 50 fms. Not common. 



275. Bissoa {Alvania) costata, 1796, John Adams (as Turho), 



Trans. Linn. Soc. iii. 65, xiii. 13, 14: Grwyn Jeffreys, 

 B. C. IV. 22 ; & y. 207, Ixviii. 2 ; Watson, P. Z. S. 1873, 

 p. 369, xxxiv. 5. Hah. Prom Norway to Mediterranean 

 and Canaries. (Jn., W.) Everywhere ; abundant. 



276. Bissoa {Alvania) costulata, 1844, Alder, Ann. & Mag. 



vol. XIII. p. 324, viii. 8, 9 ; Gwyn Jeffreys, B. C IY.35 ; & 

 V. 208, Ixviii. 1 ; Watson, P. Z. S. 1873, p. 378, xxxv. 15. 

 Hah. Prom Grt. Britain to Mediterranean. (L., Jn., W.) 

 Everywhere ; very abundant. 



277. Bissoa {Alvania) crispa, 1873, Watson, P. Z. S. p. 369, 



xxxiv. 6 ; WeinkaufF, Conch.-Cab. 2nd ed. i. pt. 22, p. 157, 

 xix. 9, 10. (Jn., W.) Prom Punchal to Punta de Sao 

 Lourenco and Porto Santo. Abundant. 



278. Bissoa {Cingilla) cristallinula, 1868, Manzoni, Jour, de 

 Conch, p. 5, X. 2 ; Weinkauff, Conch.-Cab. 2nd ed, i. pt. 22, 

 p. 153, xviii. 13, 16. Hah. Canaries. (W.) Porto Santo. 

 Two specimens. 



