LIMN.'EA.— ruATE XII. 



Species 80. (Mus. ? Copied.) 



LiMN^A KERRUGINEA. Litii. festd purvd, utriiique acumi- 

 nata, corneo-ferntgined; apira elongata, pyramidata, 

 acuminata., anfractibus trtbus, convexiiisculis ; an- 

 fractu ultimo angiistiiisculo ; apcrturd parvd, semi- 

 ovatd, aiitice aeuminatd ; plica columellari in medio 

 labii ititerni positd, prominenti, tortud, subrecurvd. 



The kerruginous Limn^.\. Shell small, acuminated at 

 both ends, horny-ferruginous ; spire elongated, 

 pyramidal, acuminated, whorls three, rather 

 convex, last whorl rather narrow ; aperture 

 small, anteriorly acuminated ; columeUar fold 

 placed in the middle of the inner lip, prominent, 

 tortuous, rather recurved. 



IIaldeman. Monograph of the Freshwater Shells of 

 North America. 



Hab. N. America. 



A very small shell, somewhat pointed at both ends. 



Species 81. (jMus. ? Copied.) 



Li.MN.EA PALLIDA. Lun. tcstd pyrajiiidatd, jtallide fulvd, 

 teiuii ; spird apertwam lotigitudine paulci superanti, 

 pi/ramidatd,anfraciibi(S tribus, lateribus rectiusculis ; 

 anfractu ultimo antici rotundatim angulato ; apev- 

 turd mbtrigond, aniice latiiisculd, plied coluviellari 

 validd, elevatd, subiortiiosd. 



The pale Limn.ea. Shell pyramidal, pale fulvous, 

 thin ; spire slightly exceeding aperture in length, 

 jiyramidal, whorls three, with rather straight 

 sides ; last wliorl anteriorly roundly angular ; 

 aperture somewhat trigonal, anteriorly rather wide, 

 columeUar fold strong, elevated, rather tortuous. 



Adams. Boston Journal of Natural History, vol. iii. 



p. ;;24. 



J/ali. Lakf ( 'hamplain. 



Species 82. (Mus. Brit.) 

 I.iMN.KA PiiiLADELPHiCA. Lim. tcstd subfusiformi, ttntice 

 hit'' expansd ; spird producid, aeuminatd, anfrac- 

 libiift ti-iliiis, convexiiisculis ; anfractu ultimo brcvi- 

 usctilo, coi-neo, filis alhis tenuibus strigato, aperturd 

 ■subrosed, alijbrmi, late expansd ; columelld crassd, 

 plied columellari elevatd, laid, mbcomjAanatd. 



The Philadelphia Limn.ea. Shell subfusiforra, an- 

 teriorly widely expanded ; spire produced, acumi- 

 nated, whorls three, rather convex; last whorl 

 rather short, horny, striped with fine white 

 threads ; aperture a little pinky, wing-shaped, 

 widely expanded ; columella thick, columellar 

 plait raised, broad, rather flat. 



Lea. Proceedings of the American Philosophical So- 

 ciety, p. 32. 



LimncBa glabrata ? Haldeman. 



Hab. New York. 



Species 83. (Mus. Brit.) 



LiMN^A .modicella. Lim. testd subfusiformi, aeuminatd, 

 rectiusculd, fusco-corned, spird aperturam longitu- 

 dine ccquanti, anfractibus quatuor, convexis, suturd 

 dii>tinctd ; anfractu ultimo breviHsculo, roiundato ; 

 apcrturd subovatd, plied columellari prominenti, 

 crassd, brevi, subtortuosd. 



The mean Limnjea. Shell rather fusiform, acuminated, 

 rather straight, horny-brown, spire equalling the 

 aperture in length ; whorls four, convex, suture 

 distinct, last whorl rather short, rounded ; aper- 

 ture nearly oval, columellar fold prominent, thick, 

 short, rather tortuous. 



Sav. Journ. Acad. Nat. Sci., vol. v. p. 122. 



Hub. Maine, United States. 



Species 84. (Mus. Brit.) 



LiMNiEA globosa. Lim. testd inflatd, subglobosd, Icevi- 

 gatd, semipellucidd, corneo-rubescenti ; spird parvd, 

 anfractibus duobus aut tribus minutis, apice acumi- 

 nato ; ultimo anfractu magno, rotunda ; aperturd 

 auriformi, magnd, antice latissimd, plica columd- 

 lari validd, subspirali, elecatd, tortuosd, recurvd. 



The globose Limn^a. Shell subglobose, inflated, 

 smooth, semipellucid, reddish horny ; spire small, 

 whorls two or three, minute, apex acuminated ; 

 last whorl large, rounded ; aperture auriform, 

 large ; very wide anteriorly ; columellar plait 

 strong, subspiral, elevated, tortuous, recurved. 



SoWERBV. 



JIah. Australia. 



