nOFOBIB. 187 



T. nuHKriu, niainv. ri. :;:, li-. r_'. 



Whorls 1"), trU'riatrlv t uhrrculatcd. tin- upper TO 

 Hiture \\hiti.-h, channeled, with :i minute n',\\ ofgltmillee; yllow- 

 i>h-chestnut, with :i row of darker -pot- IH-IWCI-II tin- gnuulflt of 

 tin- lo\\vr Series, Length, 12 mill. 



Australia. 



Tlu- species was based upon its " t hnv-moiit hs," and can no longer 

 be identified with certainty. 



T. i:\ii. is. Hunker. IM. :)!, ii-. 4o. 



Whorls 10-11, triseriatdy ^nuiosr, .-utun- narrow, not deep, 

 brownish, with a lighter line. Length, ~> mill. 



Japan. 



T. PERVEB8U8, Linn. IM. :V.), li.irs. 44, 51. 



Whorls about 16-18, flat, clathrate, with three series of rovolving 

 and numerous longitudinal riblets, the intersections nodulose, body 

 whorl with four spiral series, below which are two spiral ribs; yel- 

 lowish brown, or chestnut color. Length, 1530 mill. 



Europe, Canary Is. 



The synonyms are T. Maroccanus, Brug., T. radula, Olivi, 21 

 i',ti<'n/tii, Donov., T. f/ramUosus, Scacchi, T. tubercularis, Blainv., 

 T. sei'i'ifii*, Muhlf., T. inversus, Costa, T. Savignyanus, Chiaje, to 

 which European authors often add Ceriihium pusilhun, Pfr. 



Var. HKXOITIANUM, Aradas. 



1 '.-tablished on a single individual 34*5 mill, long, with four series 

 of granules on the spire and five on the body whorl, lip much 



dilated. 



Var. ADVI:I;>\, Mont,ir. Fig. 51. 



Shell smaller, 15 mill. l<m<:. This var. minor, Monts., and T. 

 Belli. Wood. It is found also on the California coast at least no 

 difli'ivncvs have been detected between these and European 

 examples. 



There are also var-. cii/iinli'iifn, nln:<*uhi and </ftr/i nnfn, ^Fonts., 

 foundi-d upon the form of the shell, and the following color-varieties. 



Var. 15ICOLOR, Mts. Brown, with white tubercles. 

 Var. riN<T.\, Mt<. Hrown, with a white nu-dian /on,.. 

 Var. PA 1. 1. i-x !:, .IctlVey-. Li_i:ht fawn color. 

 Var. LACTEA, Ml-. White. 



