Reference List of South African Non-marine Mollusca. 98 
1853 Helix cosmia, Pfr., Rve., Conch. Icon. pl. 173, f. 1174. DF. 
1854 _ SC, », Conch. Cab. p.389. pl. 143 (1852), f.6-8. DF. 
1864 __,, ain, Bs., A.M.N.H. xiii. p. 494. D. 
IS6S a = » Pir, Mom Hel. y. p. 153.- D. 
1887 ,, (Pella) cosmia, Pfr., Tryon, Man. of Conch. iii. p. 106. 
ple 20; £80. DLE. 
1898 Natalina cosmia, Pir. (=omphalion, Bs.), M. & P., Proc. Mal. 
Soe. iii. p. 170. 
1903 Rhytida (Macrocycloides) cosmia, Pfr., Mlldff., Conch. Cab. 
p- 60. pl. 10, f. 23-25. DF. 
Type of cosmia—ubi ? Specimens of omphalion, ex auct., in 
University Museum of Zoology, Cambridge. 
Hab. Care Peninsuna. Lion’s Head, near Camp’s Bay (munda, 
Benson). Top of Table Mountain, overlooking Cape Town (cerea, 
Layard). Kalk Bay (Lightfoot). Simonstown (omphalion, “fide 
Hawkins,’’ Benson). 
120. NATALINA DUMETICOLA (Benson). [S.A.M.] 
1851 Helix dumeticola, Bs., A.M.N.H. vii. p. 106. D. 
1854 _ », Pfr., Conch. Cab. p. 390. pl. 143 (1852), 
f. 16-18. DF, 
1853 oe ft >» Mon. Hel. ii. p. 93. D. 
- . »» Rve., Conch. Icon. pl. 173, £1172. DF. 
1856 3 » ALMN. A xviii. p. 437. I. 
1887 Helix (Pella) dumeticola, Bs., Tryon, Man. of Conch. iii. p. 106. 
pl 2034, 79. DLE. 
1903 Rhytida (Macrocycloides) dumeticola, Bs., Mlldff., Conch. Cab. 
p. 59. pl. 10, f. 20-22. D.F. 
Type in British Museum. 
Hab. Cape Preninsuta. Green Point; Simonstown; Simon’s 
Bay (Benson). Camp’s Bay (Layard). Hout Bay; Milnerton; 
Kommetje (Connolly); Robben Island (Fisk). 
121. Natatina EumacTA (Melv. & Pons.). 
1892 Helix (Aerope) ewmacta, M. & P., A.M.N.H. x. p. 237. pl. 13, 
£4.) DP, 
1903 Natalina ewmacta, M. & P., Mildff., Conch. Cab. p. 22. pl. 3, 
9. Dik. 
Type in British Museum. 
Hab. Care or Goop Hors (not Natal). Bashee River, Idutywa 
(Crawford). 
