SPHYKADIUM. — PYRAMIDULA. 41 



to the analogous case of " Pupa " neozelanica, Pfr., which has 

 much the same form of shell and was shown by Mr. buter, a few 

 years previously, to be a member of the Charojpidce. 



56 a. Sphyradium himalayanum, Benson. 



Pupa himalaya7ia (Ilutton), Beuson, A. M N H. ser. 3, xii, 

 1863 p 428; Hanlev & Theobald, Conch. Ind. 18/5, pi. iUi, 

 fio-. 4 ; Theobald, J. A. S. B. xlvii, 1878, p. 146. 

 Pupa {Sphyradinm) himalayana, PfeifFer & Clessm, ^omenc]. 

 Helic. Viv. 1881, p. 352. 

 Original description :—'' V . testa rimato-perforata, ovato-ob- 

 longa, subcylindracea, oblique minutissime costulata, translucente, 

 pallida cornea; spira obloiiga, apice obtuso, sutura impressa ; 

 anfraetibus 7,brevibus, eonvexis, ultimo antice leviter ascendente ; 

 apertura rotundato-ovata, edentata ; peristomate tenui, margme 

 expansiusculo, dextro super ne leviter antice progrediente. 

 (^Benson.) 



Alt. 2, diap.T. 1 mill. ^ . •, -r, 



Hah. India: Simla and Mussoori (Hutton) ; Panjal Kange, 



Kashmir (Theohald). -.it? •^.- v. 



Four specimens in the Theobald collection, m the liritish 

 Museum, have enabled me to satisfy myself that this species is 

 in all probability congeneric with S. edentidum. 



Subfamily PYRAMIDULINtE. 

 Genus PYRAMIDULA, Fitzim/er. 



Pm-amidula, Fitzinger, System. Verz. Oesterr.vork Weichth 1833 

 'p 95 ; Westerluad, Fauna Palaarct., Binnenconchyl. i, 1889, p. iU 

 (as eroup of Patida) ; Pilsbiy. Man. Conch, ser. 2, ix, 18t)3, p. 4l, 

 pi. 40, Bgs. 40, 46 (animal), pi. 11, figs. 17-28 (anatomy). 



Type, Helix rupestris, Drap. 



Range. Northern Temperate Land Area. 



"Shell openly umbilicated, varying in contour from flattened 

 and disk-hke to conoidal. Generally opaque, often rib-striate. 

 Unicoloured, spirally banded or flammulate. AVhorls subcyhn- 

 drical or keeled, the" apex generally smooth. Aperture rounded- 

 lunate ; lip simple and thin. • 7 /• , -.7 



" Animal having the sole imdivided ; lateral margin of the pot witii 

 a distinct border boundedhy a groove, the grooves meeting above the 

 tail. No caudal mucous pore. Eye-peduncles long and slender. 



" Genital system lacking all accessory organs ; vas deferens and 

 retractor muscle inserted near or at the apex of the penis ; duct 

 of the spermatheca very long ; hermaphrodite duct very long, but 

 shortened by its extreme convolution. 



"Jaw arcuate, its component lamince generally compactly 

 soldered, and indicated only by fine striae which diverge shghtly 

 from the middle. 



