15. LOPnocEROs, 407 



Tockus nasntus, liiipp. Si/sf. Uebers. Vorj. i\^.0.-4/"''. p- 79 (184o) ; 



B<map. Con><p. Gen. Av. i. p. 91 (1850) ; Hart I. J. f. O. 1854, 



p. 128; id. Orn. W.-Afi: p. 164 (1857) ; id. J.f. O. 1861, p. 261 ; 



'Iforsf. ^- Moore, Cat. B. Mus. E. hid. Co. ii. p. 590 (1856- 



58) ; Heuf/l. J. f. O. 1804, p. 271 ; Blimf. Geol. ^- Zool. Abyss. 



p. 329 (1870) ; SJiarpe, Cat. Afr. B. p. 9 [part.] (1871) ; Shelley 



Si Buck. Ibis, 1872, p. 286; Anti^i. 4'- Salvad. Ann. Mus. Civ. Gen. 



p. 418 (187:3); iid. Cat. Ucc. p. 55 (1873) ; Bouvier, Cat. Marcke, 



etc. p. 27 (1875) ; Hartert, J.f. O. 1886, p. 596. 

 Buceros nasutus, var. .senegalensis et orientalis, Simder. (Efv. Kongl. 



Vet.-Ak. Forh. pp. 108, 130 (1850). 

 Grammiciis nasutus, Bonap. Consp. Vol. Anisod. p. 3 (1854). 

 Lo])hoceros nasutus, Cab. 4- Heine, Mus. Hein. ii. p. 167, footnote 



(1860); Elliot, Mon. Bucerot. pi. 47 [text, part.] (1877); Cub. 



J. f. 0. 1878, p. 236 ; Schalow, J.f. 0. 1883, p. 348 ; Sahad. Ann. 



Mus. Civ. Ge7i. p. 103 (1884); Finsck, J.f. O. 1885, p. 126; 



Skellei/, Ibis, 1888, p. 63. 

 Buceros (Lophoceros) nasutus, Dubois, Bull. Mus. iii. p. 212 [part.] 



(1884). 

 Buceros nasica, Cuv. Bhjne Anim. i. p. 419, footnote (1817). 

 Buceros (Lophoceros) forskalii, Hempr. S,- Ehrenb. Si/mb. Bhys. Av. 



folio z, footnote 8 (1828) ; Dress. ^- Blanf. Ibis, 1874, p. 337. 

 Lophoceros for,skalii. Cab. ^~ Heme, Mus. Hein. ii. p. 167 (1860). 

 Buceros (Lophoceros) hemileucos, Hempr. ^- Elirenb. Si/mb. Phys. 



Av. folio aa, footnote 2 (1828) ; Dress. S,- Blanf. Ibis, 1874, p. 388. 

 Buceros hastatus, Cuv. Ite(jne Anim. i. p. 446, footnote (1829). 

 Buceros (Tockus) hastatus, Less. Traite Orn. p. 252 (1831). 

 Gramniicus hastatus, Bonap. Consp. Vol. Anisod. p. 3 (1854). 

 Buceros pcecilorhynchus, La Fres. Rev. Zool. p. 257 (1839) ; Gray, 



Gen. B. ii. p. 400 (1847) ; ScJd. Mus. Pays-Bas, i. Buceros, p. 14 



(1862). 

 Tockus pcecilorlivnchus, Bonap. Consp. Gen. Av. i. p. 91 (1850) ; 



Hartl. J. f. 0.1854, p. 193 ; id. Orn. W.-Afr. p. 164 (1857) ; id. 



J.f. O. 1861, p. 261 ; Heuyl. J.f 0. 1864, p. 271. 



Adult male. A broad white superciliarj' stripe on either side, 

 extending backwards on the sides of the crct-t, re.st of the head and 

 neck grey, most of the feathers blackish along the shafts ; back, 

 rump, and upper tail-coverts brown ; feathers down the centre pale 

 whitish buff and forming a median line from the nape to the tail ; 

 wing-coverts -and scujmlars brown, darkest in the middle and edged 

 with pale buff'; (juills dark brown, mostlv tipped with white; outer 

 secondai-ies margined with pale buff', inner primaries and secondaries 

 edged on tlic outer web with the same ; chest brownish grey with 

 dark shaft-stripes ; inner side and front of shoulders, breast, and 

 rest of underi)arts white ; tail dark brown, centre pair of feathers 

 narrowly edged all round with buff' and tipped with white, and the 

 rest widely tipped with white : bill and rudimentary casque black, 

 with a white streak on the basal half of the upper mandible above 

 the cutting-edge ; lower mandible with five or more obliquely 

 transverse narrow white ridges. Total length 20 inches, wing 8"9, 

 tail 8, tarsus 1-4. 



Adult female does not differ from the adult male in plumage, 

 but the bin is red, w ith a much larger white patch on the basal part 



