ii \ MIM \. 



//. , Hill Iffa Ai>. in Tl.- ', pi. IOI,t'. KM). lf.,- 1t rfn 



M \I:TI-:N>, Domini Bisin. p. 53. //. mjni.iti-i.ntu SMITH, Ann. M 

 N. H. (4), ix, p. 350. /Ity* (Mic.n/a) i**eli II. An., I 1 . /. S. 1872, 

 p. 11, t. 3, f. 13. Con/. COOKE, Ann. MM-. N. H. (5), xvii, p. 180. 



The synonymy is that given by Cooke. Martens remarks that 

 the spiral striation and elongated contour resembles At;/*. Fig. 85 

 represents the synonymous A. isseli of H. Adams. Smith's descrip- 

 tion is as follows : H. irquistrittta, shell oblong, cylindrical, with 

 rounded sides, white, pellucid, thin, shining, striated with irregular 

 growth-lines and transverse lines; stria (about $$) equidistant of 

 n&irly so; vertex depressed, aperture rather wide, dilated at base; 

 the thin lip inserted in the middle of the vertex ; columella curved, 

 slightly reflexed. Alt. 12, diam. 6 mill. 



H. RUGOSA Smith. Unficjured. 



Shell cylindrical with curved sides, white, pellucid ; above lightly. 

 below distinctly striated, irregularly roughened by growth-lines; 

 vertex little depressed ; aperture rather wide, dilated at base ; lip 

 thin, subangulate above and inserted in the middle of the vertex ; 

 columella short, reflexed, nearly covering a narrow chink, subtrun- 

 cate. Alt. 6, diam. 3 mill. (). 



Gulf of Suez and Persian < 



H. mgosa SMITH, Ann. Mag. N. H. (4), ix, p. 35, 1872. 



This shell belongs to the same group as brevis Q. & G. It is 

 peculiar for the longitudinal irregular wrinkles formed by occa- 

 sional deep lines of growth. (5.). 



H. FUSCA A. Adams. PI. 40, figs. 89, 90. 



Shell globosely ovate, inferiorly subventricose, thin, semiopaque, 

 longitudinally obliquely striated, with very fine transverse 1 

 internally fuscous. (Ad.*). 



Shell subovate, thin, very finely interruptedly irregularly and 

 wavily striated, fawn-colored within, iron-brown without ; sides rather 

 straight ; aperture pyriform, outer lip elevated above, subacumin- 

 ated, produced near the upper terminus; columella arched. 



Cagayan, Mindanao, in 25 fms. (Cuming). 



Bulla (H.) fusca AD., Thes. p. 581, pi. 124, f. 94. H. / 

 Sows., Conch. Icon. f. 10. H.ferruginefi Chemnitz, Sown., Conch. 

 Icon. f. 30. Cow/. SMITH, Ann. Mag. N. H. (4), ix, p. 348. 



