573 



Shell subovate, pellucid, smooth, horny ; outer lip superiorly 

 separated from the last whorl ; spire truncate. 

 West of Ireland. Mus. Cuming. 



34. Bulla subangulata (pi. cxxi. f. 43), Matter, Ind. Moll. 

 Grcenl. p. 79. 



B. testa ovata, ventricosa, subumbilicata, fragilissiina, lutea, in 

 medio anfractu subangulata ; spira depressa, planiuscula, sutura 

 profunda, anfractibus 3|, long. 2*3. 



Shell ovate, ventricose, subumbilicated, very fragile, yellow, 

 subangulated in the middle; spire depressed, rather flat, suture 

 deep. 



Greenland. Mus. Cuming. 



35. Bulla bicincta (pi. cxxi. f. 44), Quoy et Gaimard, 

 Voy. de l'Astr. pi. 26. f. 31, 32. 



B. testa ovato-oblonga, tenuissima, fragili, alba, duabus vittis 

 rufuhs cincta, striis longitudinalibus et transversis ; sutura fissa ; 

 long. 1 poll., lat. 8 lin. 



Shell ovately oblong, very thin, fragile, white, encircled by 

 two reddish bands, longitudinally and transversely striated; 

 suture fissured ; length 1 in., width 8 lin. 



New Holland ; Princess Royal Harbour, Port Saint George. 



36. Bulla tenuis (pi. cxxi. f. 45), Adams. 



B. testa subcylindrica, gracili, antice producta, cornea, dia- 

 phana, longitudinaliter striata ; spira elevatiuscula. 



Shell subcylindrical, slender, anteriorly produced, horny, dia- 

 phanous, longitudinally striated ; spire rather elevated. 



Rain's Island, Torres Straits. Copt. Ince, R. N. Mus. Cuming. 



37. Bulla Hanleyi (pi. cxxi. f. 46), Adams. 



B. testa minuta, ovali, hyalina, cornea, Isevi, longitudinaliter 

 tenuissime substriata ; spira depressa, plana. 



Shell minute, oval, hyaline, horny, smooth, longitudinally very 

 finely substriated ; spire depressed, flattened. 



Zetland ; dredged by Mr. Mo Andrew. Mus. Cuming. 



37 a. Bulla tumida (pi. cxxv. f. 169), Adams. 



B. testa cornea, fragili, ovato-cylindracea, spira subplanata, 



4 e 2 



