218 Transactions.— Zoology. 
As there is great difference among conchologists in the spelling of the 
specific name intended to represent that the species comes from New Zea- 
land, I shall spell it uniformly neozelanicus, as I have already done in my 
Revision of the Land Shells, believing that this is the most correct and the 
shortest form. | 
Order RHACHIGLOSSATA. 
Dentition, 1-1-1, or 0-1-0. ; 
Sub-order Hawrarossa. 
Dentition, 1-1-1; the lateral teeth versatile, with an — base of 
attachment, and only one cusp. 
Fam. Muricida. 
Animal with the mantle enclosed, and the foot simple; eyes on the 
sides of the tentacles. Shell fusiform or ovate, not porcellanous ; columella 
smooth.* 
Sub-fam. Muricina. 
Shell with the spire usually longer than the aperture ; the canal long or 
moderate; the whorls crossed by varices; the columella rounded; no 
posterior canal. Operculum ovate, with the nucleus subapical. 
Genus Murex, Linne. 
Whorls with three or more varices ; the canal partly closed. 
Sub-genus Phyllonotus, Swainson. 
Varices numerous ; canal rather short, wide, curved. 
MUREX NEOZELANICUS, Quoy and Gaimard, Voy. Astrolabe, Zool. ii., 
p. 529, pl. 86, f. 5-7 (1832); Gray, Figures of Molluscous Animals, i., pl. 7, 
f. 3; Tryon, Manual of Conchology, ii., p. 108, pl. 29, f. 268. 
Hab. Cook Straits. 
Varices with five or six slightly curved spines on each whorl, the pos- 
terior much longer than the others. 
The operculum is figured by Quoy, the dentition is Mucio 
Murex ocrogonus, Quoy and Gaimard, Voy. Abal: Zool. ii., 
p. 531, pl. 36, f. 8-9 (1832); Gray, Figs. Moll. Anim., i., pl. 7, f. 4; Tryon, 
* The following species are omitted as not really inhabiting New Zealand :— 
Murez ramosus, Linn. Inhabits the Indo-Pacific Province. 
Typhis cleryi, Sowb. Inhabits New South Wales. 
Trophon coronatum, Adams. Inhabits Japan. 
Fusus vulpicolor, Sowb. Inhabits Falkland Islands. 
Fusus incisus, Gould. Inhabits California. 
Adamsia typica, Dunker. Inhabits Australia. 
Purpura patens, Homb. and Jacq. Inhabiis St. Paul's Island. 
Purpura tesselliata, Lesson. Not again 
Ricinula iodostoma, Lesson. Inhabits Tahiti. 
Ricinula ricinus, Linn. Inhabits Indo-Pacific Province. 
