Origi7ial Descriptions of Achatinella. 127 



middle; aperture subovate, with the columellar fold well devel- 

 oped, with the deposit on the inner side very thin; labrum sharp, 

 not reflected, well thickened within. 



Length i in., breadth .5 in. 



Length of aperture .38 in. 



Hab. Palolo to Kalihi. 



This species is the same as A. gravida Fer. 



203. Achatinella suffusa Reeve. 



A. sng^usa Rve. Rve. Icon. Conch., London, 1S50, pi. ii. fig. 11. 



Shell sinistral, oblong-ovate, whorls convex, somewhat rudel}^ 

 striated, columella with a twisted plait, aperture simple; pinkish- 

 white, brown-red at the apex, interior of the aperture flesh-pink. 



Hab. Kalihi. 



This shell is commonly called the ''■pink gravida'', and is a 



variety of that shell. 



204. Achatinella straminea Reeve. 



.-1. straminea Rve. Rve. Icon. Couch., London, 1S50, pL v, fig. 38. 



Shell acuminately oblong, sinistral, whorls convex, obliquely 

 striated, columella strongl}* twisted-plaited; straw-colored, un- 

 spotted. 



Animal of a viuiform light flesh-color, oral aperture margined 

 with a line of orange. 



Hab. Pauoa to Palolo. — Bald. 



SAXGUIXEA GROUP. 

 205. Achatinella sangninea Xewcomb. 



A. sangui)iea Xewc. P. ZooL Soc. London, 1S53, p. 135; pL \xii, fig. 15. 



Shell accuminately oblong; w^horls 7, convex below, plano- 

 convex above; suture distinctly marked; aperture subovate; colu- 

 mella armed with a twisted plicate tooth; lip simple; colour of shell 

 from roseate to sanguineous thickly covered with black lineations, 

 forming chainwork and zigzag markings on the three lower whorls; 

 denuded of epidermis above; apex mammillate and black. Long. 

 18/20, lat. 8/20 poll. 



Animal as long as the shell, anterior superior portion a dark 

 brown, with tentacles of the same color, posteriori}- cut up into 



