448 EUCHELUS-DANILTA. 



punctatis ornata ; sutura canaliculata ; anfractibus rotundatis ; um- 

 bilico aperto, infundibuliformi ; coluraella recta, brevi, basi bituber- 

 culata, dente parvo acuto terminata ; labro expanse, intus sulcato. 

 (Ad., P. Z. S. 1851, p. 177.) 



Singapore, 6 fins. 



MONODONTA EXASPERATA A. Adams. Testa globoso-conoidea, 

 umbilicate. subdepressa, albida, nigro-variegata, cingulis spino-gran- 

 ulatis exasperata ; coluraella sinuata, dente promenenti terminata ; 

 labro incrassato, duplicate, intus valde lirato. 



(Ad., P. Z. S. 1851, p. 177.) 

 Sibonga, Id. of Zebu, at low water ; Id. of Siquijor, under stones. 



EUCHELUH INDICIA A. Adams. Testa globoso-conica, imperfor- 

 ata, grisea, cingulis transversis insequalibus, confertis, moniliformi 

 ornata ; anfr. rotundis ; columella ad basin tuberculo acuto instructa ; 

 labro expanso, intus valde lirato. 



This is a solid, imperforate gray-colored species, of the same dimen- 

 sions and style of sculpture as E. denigratus Cheinn., but quite 

 distinct specifically. (Adams, in P. Z. S. 1854, p. 316.) 



Bombay. 



EUCHELUS MACULOSUS Pease. Shell small, umbilicate, some- 

 what conical ly-globose, rather thin, shining, concentrically irregu- 

 larly ribbed, longitudinally very finely striated. Color white; 

 transverse ribs spotted somewhat remotely with red. 



Breadth 2, height 1J mill. (W. H. Pease, P. Z. S. 1862, p. 43.) 



Pacific Is. 



TROCHUS (EUCHELE) ALABASTRUM Reeve. Testa subdepresso- 

 conoidea, anguste umbilicate ; spira exserta ; sutura peculiariter, 

 profunde excavata; anfr. deinde concavis, et fortiter tricarinatis, 

 carinis subirregulariter undatis et exquisite serratis; calcareo-alba, 

 carinis punctis nigris subdistantibus peculiariter notatis. long. I, 

 lat. f poll. Of this very striking species there is a second specimen 

 in the collection of Mr. Cuming, It is of a pure chalk-white sub- 

 stance, strongly spirally grooved and keeled throughout, the keels 

 being sparsely dotted with black. (Reeve, P. Z. S. 1857, p. 209.) 



Id. of Diego Garcia, near Mauritius. 



Subgenus DANILIA Brusina. 



Olivia CANTRAINE, Bull, de 1'Acad. Roy. des Sci. et Belles-Lettres 

 de Bruxelles ii, p. 387, 1835, Type, 0. otaviana Cantr. (not Olivia 



