OLTVA. ZO 



albida; labio utrinque abraso, margine tenui. — The belt is 

 divided into two portions by a sort of keel, and the upper 

 portion is orange and very deep. The variations in form 

 are extreme. 



127. lutaria (f. 316, 317), Bolten.— Elongato-subfusi- 

 formis, grisea aut fulva, angulatim nebulata, prope suturam 

 late unifasciata et angulatim lineata ; spira, callosa, products, 

 acuminata; balteo diviso, fulvo, flammulis magnis fuscis aut 

 griseis ornato ; columella callosa, infra medium inflata,, plicis 

 obliquis septem usque ad terminum ornata. — It is not easy to 

 distinguish by any definable characters between this species 

 and the subulate forms of 0. gibbosa, but the columellar 

 callus is strongly plaited and protuberant below the centre. 

 —Ed. 



128. acuminata (f. 319, 320), Duclos.— Elongato-subfu- 

 siformis, grisea aut fulva, fusco angulatim nebulata, fusco 

 ad snturam maculata ; spira, elongata, acuminata, balteo 

 diviso lato ; columella angusta, antice oblique plicata ; aper- 

 tura brevi; labio tenui, medio subexpauso. — Intermediate 

 between 0. subulata. and 0. testacea. Nothing like the 

 shells figured by Reeve. 



129. Labuanensis (f. 311, 312), Marrat. — Anguste sub- 

 fusiformis, fulva aut rosea, antice fascia latissima castanea 

 aut rubra, a medio usque ad balteum cincta ; spira conica, ; 

 anfractibus tumidis, sutura angusta profunda, margbie non- 

 nunquam fasciculato, balteo concolori ; columella dense 

 plicata, plicis duplicatis, plicis calli antici tribus, bifurcatis ; 

 apertura angusta, brevi; labio extus abraso. 



180. annotata (f. 313 to 315), Marrat. — Lanceolata, 

 cinerea, lineis irregularibus longitudinalibus mnculisque 

 nebulata; spira elongato-pyramidata, sutura concinne nigro 

 punctata,; balteo diviso, parte postica, lata aurantio-fulva 

 rubro flammulata, parte antica anguste flammulata ; colu- 

 mella tenuissime plicata, plicis calli antici quiuque tortuis 

 distinctis ; apertura intus cffiruleo-alba ; labio tenui, intus 

 maculato. 



131. cadta (f. 327-329), Marrat.— Anguste subcylin- 

 dracea, flavido-fulva, flammulis undatis magnis inter areas 

 maximas immaculatas oblique angulatis notata ; spira conica, 

 anfractibus convexis ; balteo divisn, postice aurantio-fulvo, 



E 



