Hornbills of the Ethiopian Region. 65 



comparing my specimen with the description and figure of 

 the head o£ Buceros nasutus, var. dubia, Dubois, I find the 

 two names undoubtedly apply to the same species. 



22. LoPHOCEROS ERYTHRORHYNCHUSi 



Le Calao Toe, Levaill. Ois. Afr. v. 1806, p. 122, pi. 238. 



Buceros nasutus, Vieill. (nee Linn.) Enc, Meth. i. 1823, 

 p. 305, pi. 10. fig. 3. 



Buceros erythrorhynchus,Teva\n. PI. Col.ii. 1824, Buceros, 

 sp. 19, text; Hartl. Orn. W.-Afr. p. 165'; Ayrcs, Ibis, 1869, 

 p. 296'; F. & H. Vog. Ostafr. p. 491'; Finsch, Tr. Z. S. 

 vii. p. 278^ Heugl. Orn. N.O.-Afr. pp.727, civ'; Hartl. 

 Abhandl. nat. Ver. Brera. vii. 1881, p. 112'; Bohm, J. f. O. 



1883, p. im\ 



Alophius erythrorhynchiis, var. leucopareus, Henipr. & Ehr. 

 Symb. Phys. 1828, fol. a a, note 1. 



Tockus erythrorhynchus. Less. Traite Orn. 1831, p. 252 

 Eupp. Syst. Uebers. p. 79 ; Kirk, Ibis, 1864, p. 327'; Sharpe 

 Ibis, 1867, p. 192^ Blanf. Geol. & Zool. Abyss, p. 328" 

 Sharpe, Cat. Afr. B. 1871, p. 9"; Gurney, ed. Anderss. B 

 DamaraLand, p.211'^; Antin. & Salvad. Ann. Mus. Civ. Gen 

 1873, p. 417"; Buckley, Ibis, 1874, p. 365'*; Bouvier, Cat 

 Marche &c. 1875, p. 27''; Bocage, Orn. Angola, p. 120" 

 Elliot, Monogr. Bucerot. pi. 56 ; Sharpe, ed. Layard^s B. S 

 Afr. p. 131''; id. Journ. Linn. Soc, Zool. xvii. 1884, p. 435"^ 

 Salvad. Ann. Mus. Civ. Gen. 1884, pp. 103, 262"; Roche- 

 brune. Faun. Senegamb., Ois. p. 121'°; Ayres, Ibis, 1886, 

 p. 289"; Hartert, J. f. O. 1886, p. 596''. 



Buceros rufirostris, Sundev. ffifv, k. Vet.-Ak. Fcirh. 1850, 

 p. 50. 



Rhynckaceros erythrorhynchus, Cab. Mus. Hein. ii. 1860, 

 p. 166; id. J. f. O. 1878, p. 235 ''; Schalow, J. f. O. 1883, 

 p. 348" ; Fisch. Zeitschr. ges. Orn. 1884, p. 362; id. J. f. O. 

 1885, p. 126". 



Alophius erythrorhynchus, Dubois, Bull. Mus. Belg. iii. 



1884, p. 218. 



Hab. The whole of Africa south of about 17° N. lat. 

 Southern Taka and Nubia south of about 17° or 18° N. lat, : 



SER. V. VOL. VI. V 



