DEFRANCIA. 367 



on the body-whorl (one above and the other below the peri- 

 phery), and in a single band on one or more of the npper 

 whorls ; the spiral striae are generally lineated with purplish- 

 or reddish-brown ; apex pink, orange, or reddish-brown : spire 

 rather short ; apex proportionally much smaller than the 

 succeeding part, and of a different appearance : whorls 8-9, 

 swollen, rapidly enlarging : the last occupies two-thirds of 

 the shell : suture deep : mouth pear-shaped, sinuated above, 

 and expanding outwards ; length from the commencement of 

 the fissure to the extremity of the canal about half the shell : 

 canal rather short, wide, nearly straight, and ending in an ob- 

 liquely rounded but not conspicuous notch : outer lip curved ; 

 inside more or less thickened, and slightly furrowed ; edge 

 rather sharp, finely and closely notched by the spiral striae : 

 fissure wide but not very deep, forming an incurved notch 

 rather than a slit ; it is denned outwardly by an angular point : 

 inner Up slight, frequently exhibiting an attrition by the foot 

 in that part instead of the usual layer deposited by the mantle : 

 pillar rather long and flexuous. L. 0*6. B. 0-25. 



Var. carnosula. Pale fleshcolour ; length sometimes eight- 

 and even nine-tenths of an inch. 



Habitat : Stony ground, from low-water mark of 

 spring tides at Herm (Gallienne) to 90 f. off Unst (J. 

 G. J.); local. I will mention the principal places where 

 it has been taken: — Guernsey (Metcalfe and others); 

 Falmouth (Hockin) ; Whitburn (Abbes, fide Alder) ; 

 Connemara (Barlee and J. G. J.) ; Cork (Humphreys) ; 

 co. Antrim (Hyndman and Waller); west of Scotland 

 (Smith and others); Orkneys (Thom&s, fide F. & H.); 

 Shetland (Fleming and others). The variety is from 

 the last-named district. Glacial deposit at Wick 

 (Peach); Red Crag (S. Wood); upper tertiaries of 

 Italy (Philippi, Calcara, and Homes). Inhabiting the 

 coasts of Bergen (Sars), Bohuslan, 20-30 f. (Malm), 

 Brittany (Delaunay, fide Tasle), Corunna (M* Andrew 

 and H. Woodward), Gibraltar, 10 f., and Canary 

 Isles, 12 f. (M f Andrew), Mediterranean (Michaud and 



