I'.' 1 01; I HAI.K i 8. 



i]<-iniil,,-: I'rurince of Otteiica (Fraser, in Cuming oil.) ; Railroad 



Of' Quito, SO or ', I'llnni'liT* front ( '// / ' nilmrazo. ( Paz.) 



/>W///, us fnisrri' I'll:.. Malak. Blatter, v, 1S.">S, p. 2.'! 1 .) ; P. /. S. 

 1860, p. 1:57. |.l. ~>1. f. 5; Nnvit. Conch. |>. lf)7, pi. 42, f. 1, 2; 

 Muiin^r. vi, ].. If). IIip.vi.i.o. .Tonrn. df Conclivl. 1S7", p. 44 __ 

 Porphyrobaphe fraseri PlV., MH.I.KK, Malak. Bl. xxv, IS.") __ Cm .-IN, 

 Bull. Soc. Zool. France xii. p. 200. Doiiux, .Ialirl>. d. I). Malak. 

 Ges., ix. 1.HS2, p. 111. 



Dolirn rcn.arks that the coloration of his specimen- i- varial)le ; 

 the upper whorls have a snhsntural hand of white and dark hrown 

 spots ; the shells are smaller than Omnium's, though of the same form 

 and sculpture, measuring: 



Alt. 7.'5. diam. 33, length of aperture 4.'i. width 27 mill. 



Alt. i',7. diiiin. :!<i, length of aperture. 11, width 22 mill. 



Alt. (in, diam. 2.). length of aperture .'!('>, width 20 mill. 



Pfeitl'er's type (\\\i. .'51") and the specimen figured in the Xndtuti-s 

 (figs. 32, 33), are decidedly more leiigtlidied than the only one I 

 have seen, which prohahly represents a race or variety. 



\"ar. iu;i.\ I-IM i;.\, n. v. (pi. Ill, tigs. .'! I, ,'!."i ). Deeidedlv >h<>rter 

 than t\'|>ical fnixcrl, with larger aperture ; surface decussated with 

 do-e spiral grooves; 2j, nepioiiie whorls thimble-pitted, distinctly 

 demarkeil from the posi-natal growth ; whorls of the spii-e willi occa- 

 sional angular blackish stripes and line In-own wavv streaks, the last 

 whorl with four girdles of hlackish arrow-spots and some Idack 

 -treaks, on a ground of lirown-stained. -omewhat olivaceous yellow, 

 liecoining duskier and reddish helo\\ ; lip ohiu-e. tliick, expanded. 

 rellexed helow, white; columella pur|)lish wiili white folds, the 

 parietal callus transparent, lilac tinted. Alt. I'i'.i. diam. .'JS, longest 

 a\i> of aperture 1 1 \ mill. 



().(.. \I.\i I n- i KM \ ( Ancey ). 



Shell imperforate, o\ate, solid: whitish under a luitf. hut liltle 

 -liming epidermis, irn"_'u!arly maiked with spots and interrupted 

 -treaks, lii-(iwni>h ahove. In-own L'reenish on the last whorl, and 

 arranged in four rather wide, indistinct tran.-\(r-e -tripo. Spire 

 conoid-altennaled. 1'alher short, ulii use ; whorls (',, rapidly inci'ea-- 

 iii'_ r , convex: -Mture irregular, slightly crenulated ; emhryonic 

 whorls -mouth, the Following ones delicately granulated, the lower 

 whorl- ol,li<|iiely grooved with impressed growth-stria- and 



