PUPA §. 23. 359 



137. P. pentodon (Vcrtigo) Say. '■/<jS. 



T. subperforata, ovato-conica , apice obtusiuscuila , subtifis-' 

 sime striatula, pellucida, corneo-albida ; anfr. 4/4 — 5 convexius- 

 culi, ultimus basi rotundatus; apertura subsemicircularis , 5 — 

 8-dentata: dente 1 parietali, 1 transverso coiumellari (saepe ad- 

 stante minore), palatalibus 3 — 5; perist. simplex, expansiuscu- 

 lum. — Long. 2, diam. 1 mill. Ap. y^ mill. longa. (Goll. Nr. 84.) 

 Vertigo pentodon Say in Philad. journ. II. P. 2. p. 376. *) 

 Pupa Tappiana Ward, Adams in Sillim. joum. XL. Suppl. 



— — Pfr. Symb. II. p. 55. 



— pentodon Gould iu Bost. journ. IV. p. 353. t. 4 6. f. 10. **) 

 /y. Dentibus usque 9, parietali et basali maximis, incurvis. 



Pupa curvidens Goidd report p. 189. f. 12 0. ***) 



— pentodon /? Gould in Bost. journ. FV. p. 353. t. 1 6. f. 1 1. 

 llabitat in America boreaii : Pennsylvania, Massachusetts, Vermont. 



138. P. carinata Gould. t-^^-^-K^C^^^^^^' 



T. minima, ovato-conica, luteo-cornea; anfr. 5 laeves, sub- 

 carinati, ultimus acute carinatus; sutura profunda; apertura am- 

 pla, oblique semiovalis, dentibus 5 instructa, quorum major 

 posticus, torsus et bifurcatus, 2 ad columellam, 1 in faucem et 

 1 in labrum positi; perist. late et inaequaliter reflexum; umbili- 

 cus minimus. — Long. 0,08, lat. 0,05 poll. (G. ) 



Pupa carinata Gould in Bost. journ. 1842. IV. Nr. 1. 

 Habitat in America boreali: Maryland. 



139. P. Schultzii Philippi.4^i'JJ>t^l?^.-?'.^^<?^v 



T. rimata, subcylindrica , tenuis, glabra^ nitida, fulva; spira 

 sensim attenuata, apice obtusa; anfr. 5Vo perconvexi; apertura 

 lunato-rotundata , 5-dentata: dente 1 compresso in pariete aper- 

 turali, 1 in columella, 3 in palato profundis, inlimo minimo; 



*) Shell dexlral, subovate, whitish horn-colour; apexobtuse: whorls 5, 

 glabrous, convex; suture not very deepiy impressed ; aperture semioval; iabium 

 two-toothed, of which a single very prominent one is on the middle of the 

 transverse portion or true labium, and the other is remote, much smaller, and 

 placed in the basal angle of the columella; labrum regularly arquated, triden- 

 tate, tooth nearest the base very small and placed near the smaller looth of the 

 columella, the two others larger , subequal; umbilicus distinct. — Length less 

 than Vio". (Say 1. c.) 



**) T. ovato-oblonga , albida, umbilicata; anfr. 5 convexis , apice sub- 

 acuta; apertura oblique semiovala, dentibus S — 8 instructa, quorum 1 — 2 

 postice , 2 ad columellam, 2 — 5 ad labrum positis; labro expanso. — Long. vix 

 Vio poU. (Gouldl. c.) 



***) Shell elongated-ovate, obtuse at apex, smoolh ; whorls b ; aperture sub- 

 triangular, arraed with 9 teeth, the two largest of which are curved; lip white, 

 broadly everted ; umbilicaled^ Length '/13, breadth '/40 inch. (Gould I. c.) 



