Hutton. — On Ehachiglossate Mollusca. 219 



Man. Conch., ii., p. 110, pi. 30, f. 134 [not M. octogonus, Sowb., Pro. Zool. 

 Soc, 1859, p. 428]; M. dipsacus, Broderip, Pro. Zool. Soc, 1832, p. 194; 

 M. ■peruvianas, Sovvb., Pro. Zool. Soc, 1840, Conch. Icon., f. 103. 



Hab. Bay of Islands ; Hauraki Gulf ; Cook Straits. Found also in 

 Japan and Peru. 



Varices eight or nine, each with seven to thirteen strongly recurved 

 spines, which however are sometimes obsolete. 



The operculum and dentition are figured in the Trans. N.Z. Inst., vol. 

 xv., pi. xiii., f. c. 



Sub-genus Pteronotus, Swainson. 



Varices three, fin-shaped ; canal moderate, somewhat recurved. 



Murex angasi, Crosse (Typhis), Jour, de Conch., xi., p. 86, pi. 1, f. r. 

 (1863); Tryon, Man. Conch., ii., p. 88, pi. 40, f. 522 [not ib., p. 109]. 

 M. eos, Hutton, Cat. Marine Moll, of N.Z., p. 8 (1873). 



Hab. Dead specimens only have been found at the Bay of Islands and 

 Wellington (T. W. Kirk). It is not uncommon in Australia and Tasmania. 



The colour is yellowish pink. 



Genus Trophon, Montfort. 



Shell white ; whorls with numerous lamelliform varices ; canal open, 

 usually bent to the left. 



A. Shell thin, canal produced. 



Trophon ambiguus, Philippi, Abbild., Fusus, pi. 1, f. 2 (1844) ; Tryon, 

 Man. Conch., ii., pi. 33, f. 365 ; Homb. and Jacq., Voy. Pole Sud, Zool., 

 v., p. 109, pi. 25, f. 13, 14. Fusus cretaceus, Beeve, Conch. Icon., f. 48 

 (1847). Murex Candida, H. and A. Adams, Pro. Zool. Soc, 1863, p. 430. 

 Fusus varins et lyratus, Cat. Marine Moll, of N.Z. (1873), [not of Lamarck] . 



Hab. Cook Straits to Foveaux Straits. 



Whorls angled, and with numerous, unequal, spiral ribs ; varices about 

 12 or 14, often produced at the angles, distant, sometimes obsolete on the 

 body-whorl. 



A very variable species. The operculum and dentition are unknown. 

 B. Shell thick ; canal short. 



Trophon stangeri, Gray (Fusus) in Dieffenbach's New Zealand, ii., 

 p. 230 (1843). Purjmra rugosa, Quoy and Gaimard, Voy. Astrolabe, Zool., 

 ii., p. 569, pi. 38, f. 19-21 (1833) [not of Lamarck] ; Gray, Figs. Moll. 

 Anim., ii., pi. 96, f. 7; Tryon, Man. Conch., ii., pi. 51, f. 112 and 122; 

 Purjmra quoyi, Beeve, Conch. Icon., f, 71 (1846) [not P quoyi, Gray, Figs. 

 Moll. Anim., iv., pi. 70]. M. spiratus, Adams, P.Z.S., 1863, p. 429 ; 

 Kuster, Conch. Cab., t. 73, f. 8 ; Tryon, Man. Conch., ii., pi. 33, f. 354. 

 Purpura reiiaria, Hutton, Jour, de Conch., 1878, p. 20. 



Hab. Auckland. 



