— 5,S — 



Bulwnua (Buhgenua Or&uUicut) Heck. 

 „ (Sect. PlectoatylusJ 8p. Albera. 

 (Beet. Orihalicna) Alber a. 

 Achatina (Beet. Corona) »/>. Albere. 



Cef. Trosehel Anh. L849 I p. 22s i. 4 f. 2, 



ei in Zeitsch. I". Mal. 1841 p. •"><> in aim.) 



Oba. Genua babitu ei rtruetura maxillee lamineque lingualis 



(lislinclissiiiHim. Icsla« characlrrilms et colimirlla ;ul Achotinam 



approxiraans, maxülaa natura autem BvMmulo Leach-Beck (fide 

 //. Lrtlfei </ oinnamomeo-lineati descriptionibiu ei leonibus; cf. 

 Trosehel I. c) maxime affine. 



Species plurims per Silvas densas America? australis ei in 

 insulas Caribsas varie distributae, etiamque in Florida et in 

 regno Mexicano oecurrunt. 



§. 1°. Suitana. 



Testa tenuis, conspicue decussata, anfractu ultimo ventroso- 

 inflato, nucleo roveolato. 



1. OiMiiImiis Di'iinisoiii. 



Bf/n. Bulimus Dennisoni Reevt Mon. l. 26 N°, l(i<>. 

 „ „ Pf. Mon. 111 p. 380 N°. 512. 



Hab. In Andibus Nova? Granada* (Cmning!), Marinato 

 (Pfeiffer). 

 Oba. Specimen unicum aeeepimus, paululum minus quam in 

 icone laudata, et columella magis incrassata. Peristoma sub- 

 dupMcatum strueturam Porjphyrobajphe Iostoma paululum refert. 

 Nucleus in speeimine nostro imperfectus est. 



2. Orthalicus trullisatus. nov. sp. Tab. V I. 1. 



Testa ovato-acuminata, tenuiuscula, creberrime rugoso-striala, 

 lineis spiralibus remotis impressis, aliisque confertissimis granu- 

 losis subundulatim decussata, vix nitens, sordide virenti-hitea, 

 faseiis ö atropurpureis albo-articulatis circumdata, strigis an- 

 gustis, fuscis, maculisque atropurpureis latis laceratts, ei irntiis 

 albidis conspersa; spure conica, apice nucleari atro-fusco-fasciata 

 ei eximie foveolata; sutura medioeris; an IV. ti' ,. convexüisculi, 

 superi purpurascentes, conspicue strigati, ultimus spira fere 

 duplo longior, l>asi rotundatus; columella strictiuscula, calloso- 

 incrassata, atrofasca, basi oblique subtruncata; apertura panun 

 obliqua, oblongo-ovalis, intus «pace lacica; peristoma subdupli- 



