Reference List of South African Non-marine Mollusca. 149 
280, TRACHYCYSTIS TURMALIS (Morelet). 
1889 Helix turmalis, Morel., J. de C. xxxvii. p. 5. pl. 1, f.1. DF. 
1893 Phasis (Trachycystis) turmalis, Morel., Pilsb., Man. of Conch. 
viii. p. 144. pl. 43, £. 58, 54. DF. 
Type in British Museum. 
Hab. Carz or Goop Hops. Zwartkops River, Uitenhage, 
19 miles N.N.W. of Port Elizabeth (Crawford). 
281. TRACHYCYSTIS VORTICIALIS (Benson). [S.A.M.] 
1850 Helix vorticialis, Bs., A.M.N.H. v. p. 216. D. 
L853. ,; = ~» Pir..Mon, Helin p. 108: Dd. 
+ fe = 3 lvve., Conch. tten: pl. 174.1, 11st. DF 
1854 ,, vorticalis ,, Pfr., Conch. Cab. p. 382. pl. 141 (1852), 
f. 28-30. DF. (pessima). 
1887 ,, (Pella) vorticialis, Bs., Tryon, Man. of Conch. iii. p. 107. 
pl. 20, f. 84. DF. 
Type in British Museum. 
Hab. Carr Peninsunta. Three Anchor Bay; Rondebosch; Strand, 
False Bay (fide Benson). ‘Generally distributed ’’ (Layard). 
? Cape oF Goop Hops. Port Elizabeth (fide Sturany). 
Faminy ACAVIDA, Pilsbry, 1902. 
(Man. of Conch. xiv. p. iv.) 
(= Macroogona, Pilsbry, 1895.) 
Genus DORCASIA, Gray, 1838. 
(Alexander’s Expedition, ii. p. 268.) 
Type of Genus, D. alexandri, Gray. 
282. DoRCASIA ALEXANDRI, Gray. [S.A .M.] 
1838 Dorcasia alexandri, Gray, Alexander's Expedition, ii. p. 268. D. 
1845 Helix (Dorcasia) alexandri, Gray, Ptr., Zeitschr.f. Malak.p.87. D. 
1848 a a fons Eien sda? D> 
1854 « ,; cians Gray, Rve., Conch. Icon. pl. 208, f. 1470. D.F. 
18ky Ct, a »,  Pfr., Novit. Conch. v. p. 34. pl. 144, f. 
9-12. D.F. 
1887 _,, (Dorcasia) alexandri, Gray, Mouss.,J.deC. xxxv. p.292. N. 
« », Tryon, Man. of Conch. iii. 
p- 213. pl..49),£..3., DF. 
1894 ‘ ,, srth., Ber. Senckenb. Naturf. 
Ges. Frankfurt, p. 94. 4. 
