176 BULLINA. 



Aplustrum Sebum.; B. physis and velum, belonging to Hydatina 

 Scb u in. ; and B. scabra, which H.& A.Adams and others have con- 

 sidered the type of the genus. 



The few species are Indo-Pacific in distribution. 



Key to Spcci 



a. Shell with spiral and longitudinal lines or bands of red. 



b. Spiral bands wide, B. bruguieri. 



bb. Spiral lines narrow, B. scabra. 

 CM. Shell translucent, with or without two spiral brown lines. 



b. Columella obliquely truncated below, B. vitrea. 



bb. Coluraella not truncated at base, B. deshayesii. 



B. SCABRA Gruelin. PI. 45, figs. 18-22. 



Shell ovate, obese, rimate or perforate; white or faint roseate 

 with two distant red spiral lines, and numerous arcuate or zig-zag 

 longitudinal red lines. Spire very short; whorls about four, the 

 nuclear whorl large, polished, reversed and distorted ; the following 

 whorls closely spirally grooved, the grooves formed of confluent 

 oblong punctures; interspaces flat above, becoming narrower and 

 rounded on the base. Aperture large, narrow behind ; outer lip 

 arched forward ; columella vertical, straight, showing a very slight 

 fold above, and obliquely truncated at base ; the free edge of the 

 columella recurved over the more or less open umbilical cliink. 



Alt. 12, diam. 77 mill. (Port Stephens, N. S. Wales). 



Alt. 14, diam. !l mill. (Nemoto, Boshiu, Japan). 



Java (Chemnitz) ; Mauritius, Polynesia (Martens) ; Port E 

 beth (Sowb.) ; Coogee Bay, Port Stephen*, Middle Harbor, Lake 

 marie, Port Jackson, N. S. Wales, Australia (Brazier, Angas. 

 Cox et fit); Ifnur'iki Gulf, New Zealand (Hutton) ; Sandwich 

 Island* (Pse.) ; Nemoto, Bo.<hiu. J<tj>nu (F. Stearns). 



Bull'! .;il,,;i, etc., Cl I KM NIT/, Colicliyl. Cal). X, |). 118, pi. 146, f. 



. l:;:.:: : CMI. i. IN. Svst. Nat. (13), p. 3434, and of DILLWYN 

 Catal., i, p. 484. LAMARCK, and other authors. Bullina *c<iln- 

 Ai... Thes. Conch., ii, p. 563, pi. 120, f. 1. SOWB., Conch. Icon., 

 xviii, f. 1. M \KTI.N-. Moll. Mauritius, p. MOM. DM:., Ind. Moll. 

 Mar. Jap. p. MM. Avluttrum soabrum WATSON, Chall. Rep. Gastr., 

 ]i. J3M. Vnhit.i itOMM Mfni.i.. ( M-S. Naturforsch. Freunde zu 

 r<-rlin f Mai r . fur die neuesten Entdeck., etc., viii, 1818, p. 5, pi. 1, 

 f. 4. Co///. MM:.. Mai. HI., i. p. 40. Tornatella ziczac MARTENS & 



