CONCHOLOGY. 159 



B. papillosum. The prickly-lip Buccinum. PI. 29, fig. 1 • 

 Species with the spire elevated, more or less tuberculated, 

 the edges of the aperture separated posteriorly by a narrow, 

 rather deep sinus ; the right dentated anteriorly. 



B. reticulatum. The reticulated Buccinum. 

 Species short, ventricose, sub-globular. 



B. achatinum. The Agathine Buccinum. 

 Species smooth, the spire rather elevated ; the aperture 

 wider anteriorly. 



10. Eburna. Five species. 

 Shell oval or elongated, smooth ; the spire pointed, its 

 vjrhorls as if rounded ; aperture ovate, elongated, effuse, and 

 wridely notched anteriorly ; the right margin entire ; the col- 

 umella callous posteriorly, umbilicated, sub-canaliculated at 

 its external or right side. 



Eburna glabrata. Eburna spirata. 



E. Ceylanica. E. areolata. 



E. lutosa, 



E. Ceylanica. The Ceylon Eburna. PL 29, fig. 3. 



Species smooth, white, with irregular large purplish spots ; 

 apex acute, tipped with blue ; sutures with an elevated line ; 

 umbilicus filled with spines. 



11. Terebra. The Needle Shell. Twenty-four species. 



This genus of shells is remarkable for their sharp, length- 

 ened, and spiral form, which obtained for them the common 

 name of Needles. 



Shell elongated oval, spire pointed, slightly elevated, or 

 sub-turreted ; aperture wide, oval, strongly notched ante- 

 riorly ; lower end of the columella twisted or oblique. 



Terebra maculata. Terebra striatula. 



T. flammea. . T. chlorata. 



T. crenulata. T. cerithina. 



T. dimidiata. T. raphanula. \ 



