144 



C. putillnin. Nuttall. is probably, and < '. //'^///o.^//,,. S<>wh. (fig. 



;ainly a synonym. 

 C. i-n-i .1:1 n M. Sowb, IM. i>7. figs. :1, 32. 



Sjiirsilly ribbed and grooved, white, the ribs chestnut spotted. 

 whorl> angulated in the middle. Length, 18 mill. 



I'lii/ijtjiuif* ; Po/i: 



i, n iirtnt n in. Hniir., and ( '. iilriolu*, Hombr. et Jacq. (fii:. 

 nonyina 



Suhgeim.- Sm.r>, Jeffreys, 1885. 

 c. amoins, Jeffreys, JM. i>6, fig. 17. 



Rather thick, glossy, with numerous longitudinal ribs, crossed by 

 three >piral >tri:e on each whorl, the intersections tubercular, peri- 

 phery of 1>. .d\- whorl ridged, base smooth and somewhat conca\c, 

 white. I^en^th, <) mill. 



Atlantic 0. (Porcupine Exj>ed.) 



Unfigured and Undetermined Species of Cerithium. 



The following are all described under the generic name of ( Vri- 

 thiuin, and are accordingly included here, although it is probable 

 i hat -ome of them belong to other groups in the family. 



C. 8TIGMO8UM, Gould. linn in />. 



C. MINI MM. Nuttall. Siimlin'rli /.> 



( '. \i..\r.\-i I:IM, Moreh. St. Tlnnint*. W. I. 



C 1 1. \W-MM, Kn-bs. Morch. Bnr1nnl<>*, W. I. 



BBOOPALE, C. KLOHG \ TIM. ( '. rn.yr.M, ( . I--I:A<;I I.K, C.ORAHU- 



L06UU, C. 3BA< ii. i.. C. EKBEGUl AIM:. ( '. MCKKX, ( '. PAOODULA, 



PIATTH OTUM, C. PICTUM, ( '. BUBBOPUVOTATU1C, C. RUD1 



MM-. C. VKBTBIOOeUlf, C. i II:I:ITKI.I.A, all of 

 A lit-. n. Local, luikinm-n. 



utiucosi \ Lr. unknown), (\ TUBULUB i l>n*. .s'/x. ), c. i 



C. QIBBEBO0tm (Nicobar /.), all of 

 Danker. 



-I M. M.'iikr. -nifin. 



'I.MI; and ( '. I'IMJI.IM i If.ih. nnkmm'n '),('. ,1. \ i:i: A'lT.M 



(Australia), < PTLO0UH (Oafy < '. SPADICBUH < )'/////. 



'//// /x.i. C. Cr.Mi.i.n and ( '. NBBULOeUll 

 f.'Kfchoo Is.), C. A N i \i: IK IM and ( '. ni.i.rM .I/.//// //-/ 

 all of IMiilippi. 



