698 UASTROPOUA. [Pulmonata. 



Hob. North Island : G is borne (A. Hamilton) ; Waimarama (Gillies) ; 

 Napier (Meinertzhagen) ; Dannevirke ; Ormondville ; Forty -mile Bush 

 (H. S.) ; Paekakariki (A. Hamilton) ; Petone ; Wellington (H. S.). 

 Island : Happy Valley, Stonyhurst (F. Suter). 



Subgen. 4. .ESCHRODOMUS, Pilsbry, 1892. 



Mschrodomus, Pilsbry. " The Nautilus," vi, Sept. 1892, 55. Type : Helix 

 stipulata, Reeve. Them, Hutton, T.N.Z.I., xvi, 1884, 193 ; not of 

 Stephens, 1831. Mschrodomus, PUsbry, Man. Conch. (2), ix, 30. 



Animal like that of Charopa coma ; mantle subcentral, slightly 

 reflected over the peristome ; eye-peduncles long and cylindrical ; 

 tail short, pointed, without mucous pore. 



Jaw thin, broadly and faintly vertically striated. 



Radula with the central and lateral teeth tricuspid, marginals 

 tri- and quadri-cuspid. 



Shell elevated, dome-shaped, the height about equal to the dia- 

 meter ; whorls rather narrow, the protoconch distinct, light-coloured, 

 smooth or spirally striate ; the succeeding whorls sculptured with 

 oblique lamellar riblets, which bear hairs where they cross the angular 

 periphery ; base flattened ; umbilicus small but open ; aperture 

 toothless ; the peristome thin, simple. 



Distribution. New Zealand. 



KEY TO SPECIES. 



A. Adult shell with 7 whorls ; hairs with a narrow membranous base ; 



suture margined ; umbilicus one-sixth of greatest diameter. 



Diameter = height . . . . . . . . . . barbatula. 



H. Adult shell with 5^ whorls ; hairs with a broad membranous base ; 



suture not margined ; umbilicus one-quarter of greatest dia- 



meter. Diameter greater than the height . . . . stipulata. 



1. Endodonta barbatula, Reeve, 1852. Plate 27, fig. 14, a. 



Helix barbatula, Reeve, Conch. Icon., vii, pi. 132, f. 814. Charopa (sEschro- 

 domus) barbatula, Reeve : Hedley and Suter, P.L.S. N.S.W. (2), vii, 660. 

 Endodonta (dSschrodomus) barbatula, Reeve : Suter, J. de Conch., xli, 273. 

 Helix beta, Pfeiffer, M.H. Viv., iii, 112 ; P.Z.S., 1852 (1854), 58 ; Kuster, 

 Conch. Cab., i, pt. 2, 462, pi. 155, f. 53-56 ; Hector, Cat. Land. Moll. N.Z., 

 16. Patula (Charopa} beta, Pfr., Nomencl. Hel. Viv., 98. Helix beta, 

 Pfr. : Hutton, M.N.Z.M., 18. Them barbatula, Reeve : Suter, T.N.Z.I., 

 xxiv, 285. Helix beta, Pfr. : Tryon, Man. Conch. (2), iii, 95, pi. 19, f. 2. 



Shell small, conical, umbilicated, keeled, radially ribbed, and with 

 fine horny bristles at the keel of the whorls. Sculpture consisting of 

 arcuate retractive membranous riblets. about 6 per millimetre, pro- 

 duced into moderately long thin hairs, very narrowly broadened at 

 their bases ; interstices with minute growth-lines, crossed by indis- 

 tinct dense microscopic spiral stride. Colour fulvous, broadly spotted 

 with chestnut. Spire high, conical, tl; . dome-shaped, its height 



about 3J times that of the aperture. Protf<n-h convex, of 1| smooth 



