CHONDRINA, SECTION SOLATOPUPA. 65 



land at about 450 meters above the sea. Upon these specimens 

 he bases the following variety. 



Var. excelsa Issel. The shell more slender, more acuminate, 

 smaller, and having the aperture more regularly oval, and 

 with the margins more approaching. 



43. CHONDRINA PSAROLENA (Bgt.). PL 4, figs. 9, 11. 



Shell rimate-p erf orate, conic-oblong, fragile, a little pellu- 

 cid, obliquely striatulate; corneous, irregularly marked with 

 longitudinal streaks of cinereous or whitish-blue. Spire conic, 

 the apex acute, corneous, smooth ; whorls 7, very convex, 

 parted by a deeply impressed suture, the last whorl not one- 

 third the whole length. Aperture rounded, the peristome 

 simple, acute, not reflected ; columella simple ; columellar 

 margin dilated, a little expanded; margins strongly converg- 

 ing, joined by a thin callous. Length 7-8, diam. 4 mm. ; height 

 of aperture 2.5, width 1.75 mm. (Bgt.). 



Alpes-Maritimes, in the gorges of the Saorge (type loc. 5 

 Bgt., Caziot) ; also cavern la Giachera in the Nervia valley, 

 Liguria, and on the Costa di Drego above a little affluent on 

 the left of the Argentina or Tazzia river, at 1000 meters eleva- 

 tion (Issel) ; fossil in the pleistocene deposits of Menton 

 (Nevill). 



Bulimus cinereus MORTILLET, Coq. fluv. et terr. de Nice, in 

 Bull. Soc. Hist. Nat. Savoie, iii, 1851, p. 96. Bulimus cinereus 

 DUMONT et MORTILLET, Descript. somm. des esp. nouv., in 

 Prospectus de 1'Hist. Moll, terr., etc., Savoie et du Basin du 

 Leman, 1852, p. 3. -- ROSSMAESSLER, Iconogr., iii, pt. 17-18, 

 1858, p. 102, pi. 84, f. 929. Not Bulimus cinereus Reeve, 1848. 

 Bulimus psarolenus BOURGUIGNAT, Arnenites Malac., ii, 1859, 

 p. 116, pi. 15, f. 1, 2. --Pupa psarolena Bgt., STABILE, Bull. 

 Malac. ItaL, i, 1868, p. 33 (discussion of synonymy). NEVILL, 

 P. Z. S., 1880, p. 124. CAZIOT, Etude Moll. Monaco, et Alpes- 

 Marit., 1910, p. 313, pi. 9, f. 23, 24. Pupa mortilleti v. MAR- 

 TENS, Die HeL, 1860, p. 287 (n. n. for B. cinereus Mort). 



I have not seen this species, which appears to take the place 

 of pallida in the Alpes-Maritimes, but apparently at much 

 greater elevations than pallida. It lives on dusty limestone 



