CONTRIBUTION TO THE ORNITHOLOGY OF SUDAN. 
579 
Subord. BUCEROTES. 
v Fam. BUCEROTIDAE. 
Lophoceros nasutus (L.) 
Buceros nasutus, Linné, Syst. Nat. p. 154 (1766). 
Buceros epirhinus, Sund., Őfv. Kongl. Ak. Förh. 1850. p. 102. 
( (jJ-RANG 
Lophoceros epirhinus («und.) J 
Lophoceros nasutus (L.) 
Lophoceros nasutus epirhinus (Sund.) j 
I Grant, Cat, B. Br. Mus. XVII. p. 406, 408 (1892). 
Beichw.V ög. Afr. II. p. 257, 258 (1902-1903). 
Lophoceros nasutus (L.) Flower, Pr. Zool. Soc. 1900. p. 958; Witherby, Ibis, 1901. 
p. 263; Ch. Rothsch. & Wollast., Ibis, 1902. p. 23 : Butler, Ibis, 1905. p. 354, 1908. p. 243. 
cf $ . Senar, 7. III. 1911. 
cf . Tiza, 28. II. 1912 (Count Königsegg). 
Specimens from Sudan do not differ in any way from specimens 
of those inhabiting East or Southern Africa having the casque well developed 
produced anteriorly into a point, that beeing the reason I had constricted 
above the synonimic of both subspecies under the title of L . nasutus (L.). 
Lophoceros erythrorhynchus (Temm.) 
Buceros erythrorhynchus, Temm., PI. Col. 36 (1823). 
Lophoceros erythrorhynchus (Temm.) Grant, Cat. B. Br. Mus. XVII. p. 409 (1892); 
Flower, Pr. Zool. Soc. 1900. p. 958; Witherby, Ibis, 1901. p. 263; Ogilv.-Grant, Ibis, 
1902. p. 435; Reichw. Vög. Afr. II. p. 262 (1902-1903); Butler, Ibis, 1905. p. 354, 1908. 
p. 243. 
d 1 . Shabu-Mabi, 28. II. 1912 (Count Königsegg). 
$ . Karkodj, 29. II. 1912 (Count Königsegg). 
The Red-billed Hornbill was first seen at El-Erediba, when two exam¬ 
ples were killed, but they were not preserved, then we met with them on our 
tour abundantly everywhere in the forest parts of the Blue-Nile and Dinder. 
Subord. UPUPAE,. 
Fam. UPUPIDAE. 
Upupa epops, L. 
Upupa epops, Linné, Syst. Nat. p. 117 (1758); Salvin, Cat. B. Br. Mus. XVI. p. 
4 (1892); Flower, Pr. Zool. Soc. 1900. p. 957; Witherby, Ibis, 1901. p. 263; Ch. Rothsch. & 
Woll., Ibis, 1902. p. 23'; Ogilv.-Grant, Ibis, 1902. p. 432; Reichw., Vög. Afr. II. p. 33 3 
(1902-1903); Butler, Ibis, 1905. p. 352, 1908. p. 242. 
