GASTROCOPTA, AFRICA. 125 



Description and figures are from Morelet. 



72. GASTROCOPTA DAMABICA (Ancey). PI. 22, figs. 14, 15, 16. 



"Shell snbcylindrically-oblong, rather slender, small, rather 

 thin, corneous, perforate, somewhat shining, obliquely and 

 closely striatulate, smoother towards the apex. Spire but 

 little tapering, the summit large, very obtuse. Whorls 5 l / 2 , 

 regularly increasing, convex, separated by a deep and dis- 

 tinctly oblique suture, slowly increasing, but scarcely in diam- 

 eter, to the penult whorl, the last whorl convex on the side, 

 little tapering, somewhat ascending at the aperture. Aper- 

 ture oval, slightly lunate, nearly vertical, five-toothed within, 

 as follows : A small, acute columellar tooth ; a large, lamelli- 

 form, twisted, entering tooth at the upper angle of the aper- 

 ture ; a small subbasal tooth ; and two denticles within the 

 outer margin, the first before, the second past the middle (this 

 one larger and more deeply placed). Peristome expanded, 

 the margins joined by a callous, whitish, dilated and spread- 

 ing at the base and columellar margins. Length 2^2, diam. 

 1 8, length of aperture %, width i/ mm." (Ancey}. 



Southwest Africa, Ovampoland : Disappointment Key 

 [Vlei] (Anderson and Chapman) ; collections of Marie and 

 Layard (Ancey). 



Transvaal: Rustenberg (McBean) ; Potchefstroom (Miss 

 Livingston) ; Johannesburg (McBean) ; Pretoria; Heidelberg; 

 Buiskop; Pieterburg; Pruizeii (Connolly). 



Orange Free State: Bloemfontem (Connolly). 



Cape of Good Hope: Prieska (Gibbons); Elandsberg 

 Mountain, Cradock (ridibunda) ; Port Elizabeth (Farquhar). 



Pupa damarica ANCEY, Le Naturaliste (Ser. 2), ii, 1888, p. 

 200. BURNUP, Ann. Mag. N. H. (8), vii, 1911, p. 403.-Lt.u- 

 cochilus damaricum (Anc.), BOETTGER, Abhandl. Senekenb. 

 naturforsch. Ges., xxxii, 1910, p. 446. Jaminia damarica 

 (Ancey), CONNOLLY, Ann. South African Mus., xi, pt. 3, 

 1912, p. 179, no. 344. Pupa ovampoensis MELVILL and PON- 

 SONBY, Ann. Mag. N. H. (6), ix, 1892, p. 91, pi. 6, f. 11 (bad) ; 

 (8), i, 1908, p. 79, pi. 2, f. 16. Pupa ridibunda MELVILL and 

 PONSONBY, Ann. Mag. N. H. (7), viii, 1901, p. 320. pi. 2, f. 11. 



