o4 PUOCKEDINGS OF THE MALACOLOGICAL SOCIKTi'. 



SCAPHANDER, Montfort, 1810. 



Scaphander lignarius (Linn.). 



Bulla lignaria, Linn. : Svst. Nat., 10th eel., p. 7'27. 



Scaphander lignarius, Linn. : Pilsbry, Man. Conch., vol. xv, p. 245. 



"Porcnpine" Expedition, 1869, Stations 9, 17 (live), 28 (live), 33; 

 1870, Stations 24, 26, 30, 50; Vigo Bay; Tunis, 25-85 fathoms; 

 Adventure Bank, 92 fathoms. 



Distrthution — Atlantic Ocean from Norway to Gibraltar ; Medi- 

 terranean Sea (Pilsbry). Fossil in the European Tertiary. 



Several other station numbers appear on the boxes in the Museum, 

 but I do not feel able to trust them. 



Jeffreys notes " a remarkable variety occurred in my Shetland 

 dredgings. It is very short, and unusually expanded and gibbous." 



Scaphander punctostriatus (Mighels). 



Bulla pimctostriata, Mighels : Proc. Boston Soc, vol. i (1841), p. 49. 

 Scaphander punctostriatus, Mighels : Pilsbry, Man. Conch., vol. xv, 

 p. 246 ; Locard, Exped. Scient. Trav. Talisman, vol. i, p. 45 ; 

 Dautzenberg & Fischer, Mem. Soc. Zool. France, vol. ix, 

 p. 401 ; vol. X, p. 143. 

 " Porcupine " Expedition, 1869, Stations 16, 22 (fragments), 23, 23fl, 

 28, 30, 39, 41, 65 (live); 1870, 1 (live), 3, 9, 16, 17, 17«. 



Distribution. — From Spitzbergen to the Mediterranean, and off the 

 Azores ; on the American coast from Davis Strait to the West Indies ; 

 always in fairly deep water. Fossil in the Pliocene of Sicily. 



The specimens from Stations 16, 17, \1a of the 1870 cruise appear 

 to belong to Dall's variety clavus ; see also Dautzenberg & Fischer (I.e.). 

 Jeffreys notes that one of the specimens from Station 1 had the 

 "body orange-colour." 



ATYS, Montfort. 



Atts (Alicula) diaphana (Aradas). 



Bulla diaphana, Aradas: Cat. Pag., 1840, p. 40. 

 Atgs diaphana, Pilsbry : Man. Conch., vol. xv, p. 278. 



"Porcupine" Expedition, 1870, Station 50; Adventure Bank, 

 92 fathoms. 



Bistrihution. — "Widely scattered over the Mediterranean. Fossil in 

 the Pliocene of Sicily. 



I have followed the traditional identification, though Jeffreys notes 

 " Weinkauff states in the Bull. Mai. Ital. for 1870 at p. 91, on the 

 authority of Benoit, that the Bulla diaphana of Aradas could not be 

 identified, and that the type specimen had been lost." 



Atys (Roxania) utricflus (Brocchi). 



Bulla utriculus, Brocchi : Conch. Foss. Subap., vol. i, p. 633, pi. i, fig. 6. 

 Atys utriculus, Brocchi : Pilsbry, Man. Conch., vol. xv, p. 279. 



"Porcupine" Expedition, 1869, Station 18; 1870, Stations 11, 

 17a, 50; Adventure Bank, 92 fathoms; Benzert Road, 40-65 fathoms; 

 off Cape Sagres, 45-58 fathoms. 



