T O C K U S ERYIHRURHYSCHUS.
TOCKUS ERYTHRORIIYNCIIUS.
R E D - B I L L E D EOßKBILL.
Calao à bec rouge du Sénégal, Buff. Plan. Enlum. (1783) no. 260.
Buceros nasutw, var. B, Gmel. Syst. Nat . (1788) p. 361 ; Lath. Ind. Omi th. (1790) vol. i. p. 145.
Le Calao Toc, Le Vaill. Hist. Nat . Ois. d'Afriq. (1806) vol. v. p, 122, pl. 238.
Buceros nasutui, Vieill. (nec Linn. ) Ency. Métii. (1823) vol. i. p. 305, pl. 10. fig. 3.
Buceros ^tjthrorhynclm, Tcmm. Plan. Col. (1824) vol. ii. sp. 19 (text) ; Erscli u. Gnib. Ency. (1824) p. 281; \\-afil.
Svst. Av. (1827) sp. 20; Less. Trait. Ornith. (1831) p. 252. sp. 1 ; Tbom, Exp. Niger, vol. i. p. 250; Cray,
Gen. Birds (1849) vol. ii. p. 400. sp. 34; Ilartl. Ornitli. West-Afr. (1857) p. 1G5 ; Sclilcg. Mus. Pays-J5.
(1862) p. 14; Layard, B. of S. Afr. (1867) p. 237; Finsch u. Ilartl. Ilcis. Ost-Afr. (1867) p. 491 ; Arres,
I b i s (1869) p. 296; Finsch, Trans. Zool. Soc. (1869) vol. vii. p. 278; Giebel, Thesaur. Ornith. (1872) p. 19H.
Buceros {Alophim, non Schönh. 1826, Coleopt.) erythrorhynchus, var. leucoparms, Hcmp. & Ehrcnb. Sym. l ' l n s. Av,
Dec. fol. aa, note 1.
Buceros leucomdas, Licht. Vcrz. Säugcth. und Vög. (184.2) p. 17; Gray, Iland-l. B- (1870) pt. ii. p. VW.
sp. 7895.
Tockus erythrorhynchus, Eupp. Syst. Übers. Vög. N.O.-Afr. (1845) p. 79, sp. 322; Bon. Consp. Gen. Av. (1H50)
p. 92. sp. 10; id. Consp- "Vol. Ani sod. (1854) p. 3 ; Ilartl. Joum. für Ornitb. (1854) p. 193; Ilorsf, & Moore,
Cat. Birds Mus, E,I, Co. (185(^-8) vol, ii. p. 575. sp, 876; von Hcngl . Joum. für Omi th. (1864) p, 271 ; Kirk,
I b i s (18C4) p, 327; Bocage, Jonrn. Se, Math. (1866) p. 335, sp, 33, (1868) vol. ii, p. 348. sp, 101; Gray,
Hand-1, Birds (1870) pt. ii. p. 129. sp. 7893; Gumcy, Anderss, B. P ama r a L, (1872) p. 211 ; Sclat, Rev, List
Vert. Anim. (1872) p, 172; Salvad. Uceelli, Mar. Rosso e di Bogos, p, 54 (1874); Layard, B, of S. Afr.,
Sharpe's ed. (1875) p, 131. sp, 122; Bocage, Ornith. Angola (1878) p, 120.
Buceros rufirostris, Sundev. Öfvers. Kongl . Vctensk. Akad. Forh. (1850) p. 108.
Ruceros erythrorhynchus, var. co/er,Sundev. Öfvers. Kongl. Vet. Akad. Förb. (1850) p, 50; Von Ileugl, Ibi s (1859)
p. 343, sp. 58.
Tochis poecilorkyncJtus, Bon. Consp. Gen, Av. (1850) p, 91. sp. 9,
Bhynchocei-os erythrorhynchus. Cab. & Hein. Mus. Hein. (1860) 'I'h. ii. p. 166. s]i. 1.
Rhynchoceros leucomelas, Cab, & Hein. Mus. Hein. (1860) Th. ii. p. 166. sp, 2,
Toccití erythrorhynchus, Buckley, Ibis (1874) p, 365.
Kieumhiandondo in Angola (ANCHIETA) .
HAU. Sencgarabia to Sennaar (SCHLEGEL); Damaraland,Ondonga, Okovai
Zambesi region (KIRK); Angola (AKCHIEXA).
er, Lake Ngami (ANDERSSON);
This is a well-known bird, and ha Y appellations, as a glance at the alovc list of
synonyms will testify. Its range is -very extensive, quite across the African continent from Sennaar