16 PKOCKEDINGS OF TirE MAI.ACOLOGICAL SOCIKTY. 



granular below, and bearinoj a single, coarse, almost central, spiral 

 rib on the last whorl. Alt. 35-75, diaiii. niaj. 31mm. Aperture: 

 alt. lo, diani. 16 mm. 



Hab. — Montebello Islands, Western Australia. 



Turbo foliaceus, turkiformis, n.subsp. 

 Shell perforate, turriform, somewliat solid, whitish, painted with 

 broad transverse, olive-green and black bands; whorls 5t, very 

 convex, sculptured with spiral lirse and riblets, between which occur 

 very fine granular spiral stria? crossed by fine, closely set, transverse 

 lines, giving to the shell a finely scabrous appearance; suture 

 impressed above, narrowly channelled below ; umbilicus narrow, deep ; 

 columella-margin somewhat arched, white, extending into a narrow, 

 heavy callus, which joins the npper margin of tbe labrum, and causes 



the peristome to be nearly continuous; peristome acute; aperture 

 sub-circular; interior of shell iridescent; o[)erculum multispiral with 

 nearly central nucleus; whorls 6, the inner side slightly concave, 

 covered with a coarse, scaly, brown, liorny periostracum, the outer 

 side sparsely pustulate centrally, the pustules becoming much finer 

 and more numerous towards the outer margin, centrally and 

 posteriorlv white, anteriorly dark-green except for a narrow, pale 

 band round the outer margin. Alt. 33, diam. maj. 26 mm. Aperture : 

 alt. 15, diam. 15 mm. 



Ilah. — Montebello Islands, AVestern Australia. 



Teochus montekelloensis, n.sp. 

 Shell large, conic, ponderous, pale flesh-coloured, broadly, trans- 

 versely streaked, blotched and banded with pink and purple ; 

 remaining whorls 6, the last slightly shouldered below, and bluntly 

 angled at the periphery, sculptured with coarse, irregular, spiral, 

 beaded lirse and very oblique, transverse strije, the upper whorls 

 coarsely coronated immediately above the suture ; suture weakly 

 impressed ; base of shell greyish brown, maculated with pale flesh- 

 colour, sculptured with very fine radiate striae crossed by thirteen 

 moderately coarse, revolving, finely beaded lirce which extend into 



