09 L 



. ; ;//, w Sped* 



II. ( '\i:ri \ PEW, \Yrink. \',i,n-i,m<, /'. 



N /,'. ,->lirn/,it'i, C:irj). | Q04 M< 

 II. Ill <- \. < 'arp. 



II. IM KIMKKA, Dull. .J/o, //,/' - 



II. i-i.iM ATA, Moivh. West Coast Ccntfi/ America. 



II. \I:MII.A, Moots. 



II. MAKION.T., Monts. TWon, 



R. BADIA, R. riuciNXA TA. II. < 'i. ATI 1 1: A IT i. A . II. CONCDfNA, II. 



ri:i:i;i',iM \, II. ^r.vi:i I:I.I.A, II. >< rrtiLA, R. SI:MP II. 



TIAIITLA, all of A. Adniiis. .'///. 



II. PASCIATA, Ti-iiisnn Woods. 



II. 1TSCA, II. KKNKSTKATA, R. GUADRATA, GoilM. ( 'li'i nd Sea. 



II. A< IMINATA, Goilkl. 

 II. L'URA, Gotlld. X/, ,/-;'/ 



II. IJ.Yvvroxr, Beddome. 



Section ACINOI-SIS, Monts. 1884. 



R. ciM-ixri.ATA, Mich. PL 65, fig. 14. 



IiMj>i'rfor:it.o, solid, opaque, yellowish white, tinted and indistinctly 

 hifasciatc with chestnut, spire inucronatc; lon--itiidinally lnadly 

 rihhcd, strongly spirally lirate, the intersections fnrminir -iron-j- 

 rounded tubercles; whorls 6-7, convex, the suture widely channelr.l; 

 aj)erture expanded, brownish red and silicate within, suhcanalicnlate 

 below, lip crennlately vai'icose exteriorly, cohnnella tnlterciilated 

 anteriorly. Length, f> mill. 



It is R. cimex, Donovan, R. cancdl<it<i ( Da ( '<>-ta ': .Ieil'iv\-. and 

 jR. verrucosa, Risso. 



II. IIIKTA, Monts. Unii.n'un-d. M r n Sea. 



Section MABSOTIA, r>iic<i. Daut/.. Dollf. i 



R. LACTKA, Mich. IM. liti, fiir. ">1. 



Thin, subtraiislucid to opaque, feebly longitudinally and >|>irally 

 clo.M-ly 'o.-tellate. vellowi.-h white or whitt-; \\!K.I' .1 ..... nvex, 



with linear suture, lip >carcely thickened externally. 



Length, 6 mill. 



R. ennct'thtfii. I N't it is a -ynonym. 



