Reference List of South African Non-marine Mollusca. 167 



appi'oached by E. natalensis (Krs.), and it may possibly happen that 

 localities given for it really refer to the latter. 



In carinifera the keel, especially in mature shells, is always more 

 pronounced, and the whorls, convex below the suture, become concave 

 both immediately above and beneath the keel. 



A pretty milk-white variety is found at Gordon Falls. 



308. ENA (CONULINUS) CONULUS (Eeeve). 



1849 Bulimus conulus, Eve., Conch. Icon. pi. 78, f. 577. D.F. 

 1853 Pfr., Mon. Hel. iii. p. 440. D. 



1902 Buliminus (Conulinus) conulus, Eve., Kob., Conch. Cab. p. 952. 

 pi. 133, f. 8. D.F. 



Type in British Museum. 



Hab. NATAL. " Port Natal " (Mus. Cuming). 



LORENZO MARQUES. Eikatla (Junodj. 



ZULULAND. Entendweni (var. ; Toppin). 



309. ENA (XEROCERASTUS) DAMARENSIS, H. Adams. 



1870 Bulimus damarensis, H. Ad., P.Z.S. p. 9. pi. 1, f. 17. D.F. 

 dammarensis, Pfr., Mai. Blatt. xvii. p. 93. D. 



Novit. Conch, iv. p. 3. pi. 109, f. 7, 8. 



D.F. 



1877 ,, damarensis, Pfr., Mon. Hel. viii. p. 177. D. 

 1887 Buliminus (Eburnea) damarensis, H. Ad., Mouss., J. de C. xxxv. 



p. 295. N. 

 1889 ,, damarensis, H. Ad., von Mts., Sitz.-Ber. Ges. Nat. 



Fr. Berlin, p. 162. N. 

 1900 ,, (Zootecus) damarensis, H. Ad., Kob., Conch. Cab. 



p. 662. pi. 101, f. 17, 18. D.F. 

 1910 Ena (Eburnea) damarensis, H. Ad., Bttg., Abh. Senckenb. 



Naturf. Ges. Frankfurt, xxxii. p. 443. N. 

 Type in British Museum. 



Hab. DAMARALAND (coll. Adams). Ussab (fide von Martens) and 

 Ubeb, on the Khan Eiver, N. of Tsoachaul (Schenck). Omaruru 

 (Schinz). " Kurikaubmund am Swakop (Kurikop bei Otjikango) " 

 (Eintelen). 



OVAMPOLAND. Ovambonde (Chapman, fide Layard). Grootfon- 

 tein, near Upingtonia, and Epitonna, S.E. of Ondonga (Schinz). 



This species was described by H. Adams in January, 1870, and 

 by Pfeiffer in July of the same year ; hence the English author has 

 priority. 



