4 THE PROCEEDINGS OF THE LTNNEAN SOCIETY 



right curved down, cohimellar margin rounded and broadly ex- 

 panded, the upper part of the peristome from the centre takes a 

 peculiar bend inwards. 



Diam. maj. 14, min. 11, alt. 7 lin. 



Hab. Solomon Archipelago. 



This species resembles very much some of the Philippine Island 

 forms. The specimen I have taken the description from is the 

 onlv one that I have seen, and is in the collection of Mr. Charles 

 Coxen, of Brisbane, Queensland ; it was collected by Captain 

 Ferguson, a well-known trader to the Solomons ; he also having 

 obtained the splendid Geotrochus Fergusoni, H. Adams. Only 

 two specimens of it have been found ; Mr. Coxon has the one, the 

 other is in the British Museum 



* 6. BULIMUS (EUMECOSTYLUS) MaCFARLANBI. 



Shell rimate, minutely umbilicated, elongately ovate, thickish 

 longitudinally finely striated, with malleated appearance, covered 

 with dark yellow brown epidermis ; whorls 6, moderately convex 

 the last about half the length of the whole shell, suture crenulated, 

 aperture large, elongately oval, white within, peristome thickened 

 and reflected, from the centre it becomes much thinner at the 

 upper part where it joins at the suture ; columella white, regularly 

 arched with broad prominent pillars running spirally into the 

 interior ; thick deposit of callus on the body whorls and extending 

 up to the upper part of the peristome ; in the centre of the body 

 whorl short obtuse callus tooth, in some specimens not prominent. 



Length 36, breadth 14, length of aperture 19 lines. 



Hab. Solomon's Archipelago. (Captain Macfarland ) 



* 7. — Helicina (Trochatella) Sophia. 



Shell moderately conoid, trochiform, acutely carinated at the 

 periphery ; obliquely rugosely striated, marked with fine spiral 

 grooves, light straw yellow, apex obtuse, not shining, whorls 5, 

 nearly flat, carinated above the suture, base convex, smoother than 

 above, aperture oblique, triangularly ovate, peristome yellowish 



