PUPA §. 23. 363 



Helix Isthmia cylindrica Gray in Medic. Repos. 18^21. p. 239. 

 Vertigo quinquedentata \ of fi v , 



— quadridentata ] 



— pygmaea Fer. pr. 5. p. 6 4. 



— — Mich. compl. p. 71. 



_ — C. Pfr. I. p. 72. t. 3. f. 47. 48. 



_ _ Wagn. in Chemii. XU. p. 176. t. 235. f. 4125. 



— — Charp. cat. moll. Suisse p. 18. 



— — Gray Man. p. 201. t. 7. f. 83. 



— — Rossm. X. p. 29. f. 648. 



— — Graells catal. moU. Esp. p. 7. 



— vulgaris Leach moll. p. 2 1 . 



Alaea vulgaris Jeffr. in Linn. trans. XVI. p. 359. 



— pygmaea Beck ind. p. 85. N. 3. 

 Stomodonta pygmaea Mermet moU. pyr. p. 55. N. 17. 

 ,i. Magis cylindrica et leviter striata : long. ^10 , lat. /^o poll. 



Vertigo alpestris Fer. mss. Alder in Mag. Zool. and Bot. II. p. 112. 



— — •* Gray Man. p. 202. t. 12. f. 141. 



Habitat in Germania, Helvetia, Gallia, Britannia etc; in Sicilia 

 detexerunt Arad. et Magg. cat. p. 128. 



147. P. substriata (Alaea) Je£freys.,Ci5.j;>7.ii3.>/V'.>/A 



T. subperforata , breviter ovata, striata, subopaca, flaivido- 

 fusca; spira subconica, obtusiuscuJa ; anfr. 4^2 convexiusculi, 

 ultimus basi vix compressus; apertura oblique subpyriformis, 

 6-dentata: dentibus 2 parietalibus, 2 columellaribus, 2 palata- 

 libus, plicaeformibus ; perist. expansiusculum , margine dextro 

 sinuoso, supra medium extus impresso. — Long. 2, diam. 1 /4 mill. 

 Ap. Ys mill. longri. (Coll. Nr. 89. Spec. bavar.) 



Alaea substriata Jeffr. in Linn. trans. XVL p. 315. 



Vertigo substriata Ch^ay Man. p. 202. t. 7. f. 84. *) 



— curta Held in Isis 1 837. p. 304.**) 



Habitat in Britannia: Suffolk, Preston, Newcastle (Gray) et in 

 Bavaria (Held). 



Obs. 1. Huic sectioni adnumerari possunt P. occulta Parr. (Nr. 112) et 

 Phiiippii Cantr. (Nr. Ui.) 



Obs. 2. Conf. P. sphinctostoma Nr. 86 et monticola Nr. 87. 



*) Shell subcylindrical , ventricose, shining, striated, yellow horn-colour; 

 moulh orbicular lunate, rather sinuated , with two or three plaits on the piilar, 

 and three on the outer lip. ( Gray 1. c. ) 



**) T. ovato-globosa, dextrorsa, flavido-fusca , concinne striata, subopaca; 

 sulura profunda ; aperturajransverse pyriformi ; perist. reflexo , inlus 6 plicato : 

 pliculis binis in marginibus et pariete aperturali : margine lateraH subdepresso ; 

 anfr. 41/2. — Long. y^ , lat. y^"'. (Held I. c.) 



