45 DRYM^EUS, MKXICO AND CKNTHAL AMF.KICA. 



0. fenestrettus i but in his other work it stands alone for the whole 



species, owing possibly to the unintentional omission of the locality 

 T'-nango. Neither Fischer and Crosse nor Strebel have noticed this. 



D. .JOXASI (PfeiflTer). PI. 10, figs. 64, 68, 60, 70, 71. 



Shell perforate, oblong-conic, rather thin but moderalelv solid . 

 shining, n-lilti' or buff, with mnncrnns, nurrmr longitudinal rnr/innis or 

 corneous-brown *frfnks, occupying tin' .//(/' lictn-t'cn j>r<//niiti at. ////i/j/nil 

 wrinkles or folds of the surface ; rather slight and Miperticial spiral 

 stria- appearing under the lens. Spire long, the apex obtuse, with 

 upical Dr>/nuziis sculpture, whorls nearly 6, moderately convex, the 

 last revolution of the suture deeply impresses 



Aperture long-ovate, colored within like the outside; peristome 

 thin, acute, the outer lip moderately expanded in large individuals; 

 columellar margin reflexed for a short distance above. 



Alt. 26, diam. 11, length of aperture 12^ mill. 



Alt. 24;',, diam. 11, length of aperture 12 mill. 



Central Guatemala : Environs of the city of (liiatt'ntala (Salle, Stoll); 

 Antigua and Amatitlan (Stoll) ; Dncnas (Champion). [? N. Guat- 

 emala : Vera Pax. (by error Vera Crux) (l)elattre); Cohan 

 i Salvin)]. Costa Rica (van Patten in I>eiTm Museum). 



linlliiiiix jn/tnsi Pi R. in Pliilippi, Abhild. neiier Conch, ii, p. 

 125, pi. 5, fig. 1 (1846); Monogr. llelic. Vivent. ii, p. 107; in 

 Martini & Chenmitx, Syst. Conch. -( 'ab., ed. 2, Hnlhiuis, p. 1 68, 

 pi. 5O, figs. 11, l2 ])KSIIA^I>, in Fertissac, Hist. Nat. Moll. Terr, 

 ii, 2, p. 183, pi. 15o, \\^, 17, 18 RF.F.VK, Conch. Icon, v, 

 Bulimus, pi. 55, fig. 363. linllinus (Leiostracta') jonasf PFK. in 



Malak. 1'datt. ii, p. 15;! (1855) Otostoutus (Leiostracus) /<>tius{ II. 



iV A. .\h\M-, (Jen. IJec. Moll, ii, p. 151. lltiliiiinlti* (Monniis') 

 jti/Kist M \ i; I . in Albers, Die llelic. ed. 2. p. 216. HINNF.Y, Am. 

 .loiirn. Conch, vii, p. 182 (1872) (jaw, radula). 



/in/l/liii/ilS tSintillllS) jniHIs! l''lS( II. \ Cr,o--l. Mi--. Scienl. 



MI x., Mollusca, i, p. 525, pi. 2.'!, ligs. 7, 7a. liiillninlns jnnnsi 



.MM; i. in P. /. S. |S75, p. CIS; .lahrb. d. M. G8. iii, p. 257 



(). Sn.ii., (Jiialem. Keisen, p. 5;i (1881'.). ( >/,,s/<i//t>is (Monuns) 

 joints! MAIM, in Conch. Mittheil. ii, p. I'.i.'!; liiol. Cenir. Amer., 

 Moll., p. 212, pi. 18, t. II l3.Mormu8jonari W. G. P.INXKY, 



Ann. N. V. Aca'l. Sci. iii. p. 12.". (jaw and ler(h>. 



I>. Julius!, like the allied ghiesbreffhti, varies a good deal in the 



