of British Mollusca. 141 



long. 6° W W., and St. 65, 61° 10' N., long. 2° 21' W. ; the 

 first of these is North of the Butt of Lewis, the second N.W. 

 of Shetland. 



By the ' Voringen ' it was dredged in 223-649 fath. at six 

 stations, the most northern being lat. 72° 53' N., long. 19° 52' 

 E. By the * Travailleur ' it was dredged off the coast of 

 Spain {Locard). 



Subgenus 2. Siphonobbis, Morch. 

 ** Apex depressed ; embryonic whorls gradually dimiuishing ; antigyrous. 

 4. Sipho propinquus (Alder) . 



' Porcupine,' 1869, N. of Hebrides, 189-530 fath. 



5. Sipho Jeffrey sianus (Fischer). 



Fums huccinatus, Jeffreys, B. C. iv. (1868), p. 340 (nee F. buccinatus, 



Lamarck). 

 Fusus Jeffrey sianus, Fischer, Journ. de Conchyl. xvi. p. 37 ; Actes de 



la Soc. Linn, de Bordeaux, xxviii. (1869) p. 141. 

 Fusus Jeffreysiamts, Jeffreys, B. C. v. p. 219, pi. Ixxxvi. fif. 4. 



Fischer records it from all the S.W. coasts of France, and 

 Locard as taken off the north of Spain by the * Travailleur.' 



6. Sipho attenuatus (Jeffreys). 



Fusus attenuatus, Jeffreys, Proc. Roy. Soc. xviii. no. 121 (1870), p. 434 

 (name only) ; Ann. & Mag. Nat. Hist, ser.4, vol. xviii. (1876) p." 326. 



" Shell spindle-shaped, solid, opaque, rather glossy ; the 

 periphery is bluntly angled in a half-grown specimen; sculp- 

 ture consisting of numerous spiral impressed lines and of 

 minute close-set and slight lines of growth ; colour ivory- 

 white ; epidermis thin and smooth, pale yellowish white • 

 spire long and slender, tapering to a very blunt and regularly 

 spiral point, which is not mamillar or twisted; whorls 8-9 

 compressed, especially below the suture ; the last occupies 

 about two thirds of the shell, when viewed with the mouth 

 upwards ; the topmost whorls are nearly equal in breadth • 

 suture distinct, but not channelled nor deep ; it is defined by 

 a thickened edge ; mouth oblong, acute-angled above, its 

 length, including that of the canal, is about two fifths of the 

 shell ; canal open, rather long and straight ; outer Up thin 

 smooth inside ; inyter lip filmy ; 2J^7/a^• flexuous ; operculum 

 ear-shaped, yellowish brown, curved on the outer side and 

 incurved towards the base on the inner side; it is marked 

 with a few slightly impressed lines, which radiate towards the 

 terminal nucleus. L. 2'25. B. 0*85." 



