Reference List of South African Non-marine Mollusca. 151 



1887 Helix (Dorcasia) bulb us, Pfr., Tryon, Man. of Conch, iii. p. 213. 



pi. 49, f. 10-12. D.F. 

 Type libi ? 

 Hab. CAPE OF GOOD HOPE (in coll. Menke). 



284. DOECASIA CERNUA (von Martens). 



1889 Helix cernua, vonMts., Sitz.-Ber. Ges. Nat. Fr. Berlin, p. 161. D. 



1894 Conch. Mitth. iii, 3. p. 2. D. 



1897 Archiv. f. Naturg. Ixiii, l.p. 36. pi. 7, f. 8- 



10. D.F. 

 1910 Helix (Dorcasia) cernua, von Mts., Bttg., Abh. Senckenb. Naturf. 



Ges. Frankfurt, xxxii. p. 439. N.D. 

 Type in Zool. Mus. Berlin. 



Hab. GREAT NAMALAND. Angamthal (type) and Eooiberg, near 

 Bethany (Schenck, 1884). Guibes (Schultze). 



285. DORCASIA LUCANA (Miiller). [S.A.M.] 



1774 Helix lucana, Miill., Verm. ii. p. 75. D. 



1786 ,, ,, Chern., Conch. Cab. ix, 2. p. 124. pi. 130, 



f. 1155. D.F. (pessima). 



1788 litcena Gmel., Syst.Nat., Ed. 13. i, 6. p. 3636. D. 

 1817 ,, lucana ,, Dillw., Descr. Cat. ii. p. 924. D. 

 1839 ,, ,, ,, Jonas, Archiv. f. Naturg. v, 1. p. 338. pi. 9, 



f. 1, 2. D.F. 

 1848 ,, ,, Pfr., Mon. Hel. i. p. 331. D. 



1850 ,, ,, Conch. Cab. p. 338. pi. 60, f. 1,2. D.F. 



Desh., Hist. Nat. Moll. i. p. 166. pi. 10 B, 

 f. 3-5. D.F. 



1851 ,, ,, Eve., Conch. Icon. pi. 41, f. 187. D.F. 

 1656 ,, Bs., A.M.N.H. xviii. p. 436. N. 



1887 ,, (Dorcasia) lucana, Miill., Tryon, Man. of Conch, iii. 

 p. 213. pi. 49, f. 2. D.F. 



Original in University Zool. Mus. Copenhagen. 



Hab. CAPE OF GOOD HOPE. George District ; Bredasdorp ; 

 Mossel Bay (Layard). Montagu (Connolly). Avontuur (fide Pfr.). 



CAPE PENINSULA. Distributed along the coast south of Kalk Bay 

 and Hout Bay. 



Layard wrote : " This species is found chiefly along the southern 

 seaboard. The brown variety with white band along the suture is 

 found pretty abundantly about Kalk Bay. A smaller var. with a 

 brownish purple mouth is found in the George District ; a small var. 



