62 MARGINELLID&. 
and darker in certain places, form three or four more or less distinct 
spiral bands on the body whorl ; sometimes entirely covered with a dark 
reddish-brown coating. 
Length, 7°5; breadth, 3; angle of spire, 40° to 48°. 
Var B.—V. elongata, Swainson). Pale fulvous, without any mark- 
ings; whorls smooth ; columella with five or six plaits; sometimes 
covered over with a dark reddish-brown coating, like the typical form. 
Auckland to Stewart Island. 
Animal wine-purple, dusted with yellow ; hood bordered with red- 
dish. (Quoy.) 
V. gracilis, .Swacnson; Exotic., Conch., pl. 42; Reeve, Conch., 
Ic., f. 40; V. fusus, Quoy and Gaimard, Voy. Astrol.,ii., p. 627, pl. 44, 
7 7, 8. Shell small, thick, elongato-oval; spire whorls flattened, 
plicate; body whorl smooth or sub-plicate posteriorly ; aperture 
elongate, rather narrow; columella with four plaits ; outer lip thickened; 
fulvous with chestnut-brown, angular, flexuous, anastomosing, transverse 
markings, not forming bands ; sometimes covered with a dark reddish- 
brown coating. 
Length, 2°15 ; breadth, °78 ; angle of spire, 36° to 4o°. 
Rare. Auckland. 
Animal yellow, finely dotted with red-brown. (Quoy.) 
V. kirki, Aution, CMM, p. 18. Broadly ovate; spire 
depressed ; a few blunt tubercles on the body whorl; columella with 
fourvery deep plaits ; aperturelarge; innerlip with a thin callus; yellowish- 
brown. 
Length, 1°75 ; breadth, 1°57 ; angle of spire, 80°. 
A single specimen is in the Auckland Museum. 
FAMILY—MARGINELLID. 
Lingual teeth broad and lunate, with many conical, rather distant 
dentations ; tentacles close together at the base ; eyes above the base or 
near the middle of the tentacles; mantle with expanded side lobes 
covering the shell; siphon elongate, simple at the base; foot large, 
truncate in front, produced behind ; operculum none. | Shell porcel- 
lanous, polished, with distinct plaits on the columella ; outer lip with the 
margin thickened, or with a marginal callus. 
Genus, MARGINELLA—Lamark. 
Shell smooth, bright; spire short or concealed ; aperture truncated 
in front; columella plaited ; outer lip (of adult) with a thickened 
margin. 
M. albescens, /utton, C.M.M., p. 19. Shell small, oval, 
translucent ; spire short ; aperture narrow ; columella with four plaits ; 
white, with indications of two yellow spiral bands. 
Weneth, -2)breadth yr, 
Stewart Island. Chatham Islands. 
