TOCKUS ERYTHEORHYNCHUS 



RED-BILLED HOENBILL 



Calm a bee rouge du Senegal, Buff. Plan. Enlum. (1783) no 260 



Bueeros nasutus, var. B, Gmel. S yst . Nat. (1788) p. 361 ; Lath. Ind. Ornith. (1790) vol i p 145 



Le Calao Toe, Le VaiU. Hist. Nat. Ok. d'Afriq. (1806) vol. v. p. 122, pi 238 ' ' 



Bueeros nasutus, Vieill. (nee Linn.) Ency. Meth. (1823) vol. i. p. 305, pi 10 fig 3 



Bueerosjytkrorkynekus, Ten™ .Han. Col. (1824) vol. ii. S p. 19 (text); Erseh n. Grnh. Eney. (1824) p. 284; Wagl. 



v i d ( Zr T ait - 0mith - (1831) p - 353 - sp - x > Thom - **■ Ni ^> *■ i I *> 4, 



Gen. Bn-ds (1849) vol. u. p. 400. sp. 34; Hartl. Ornith. West-Afr. (1857) p. 165; Sehleg. Mns. Pays^ 

 (1862) p. 14; Layard, B. of S. Afr. (1867) p. 227; Finseh n. Hartl. Eei S . Ost-Afr. (1867) p. 491 ; Avres 

 Ibie (1869) p. 296; Finseh, Trans. Zool. Soe. (1869) vol. vii. p. 278; Giebel, Thesanr. Ornith. (1872) p. 498 ' 

 Bueeros (Alophius, non Schonh. 1826, Coleopt.) erythrorhynehus, var. leueopareus, Hemp. & Ehrenh. Sym.Phys. Av. 

 Dec. fol. aa, note 1. 



Bueeros leueomelas, Licht. Verz. Saugeth. und Vog. (1842) p. 17; Gray, Hand-L B. (1870) pt. ii. p. 130 

 sp. 7895. 



ToeJcus erythrorhynehus, Eiipp. Syst. Ubers. Vog. N.O.-Afr. (1845) p. 79. sp. 322; Bon. Consp. Gen. Av. (1850) 

 p. 92. sp . 10; id. Consp. Vol. Anisod. (1854) p. 3; Hartl. Jonrn. fiir Ornith. (1854) p. 193; Horsf. & Moore, 

 Cat. Birds Mus. E.I. Co. (1856-8) vol. ii. p. 575. sp. 876; von Hengl. Journ. fiir Ornith. (1864) p. 271 ; Kirk, 

 Ibis (1864) p. 327; Bocage, Journ. Sc. Math. (1866) p. 335. sp. 33, (1868) vol. ii. p. 348. sp. 101; Gray' 

 Hand-1. Birds (1870) pt. ii. p. 129. sp. 7893; Gnrney, Anderss. Bv Damara L. (1872) p. 211; Sclat. Rev. List 

 Vert. Anim. (1872) p. 172; Salvad. Uccelli, Mar. Kosso e di Bogos, p. 54 (1874); Layard, B. of S. Afr., 

 Sharpens ed. (1875) p. 131. sp. 122; Bocage, Ornith. Angola (1878) p. 120. 



Bueeros rufirostris, Sundev. Ofvers. Kongl. Vetensk. Akad. Forh. (1850) p. 108. 



Bueeros erythrorhynehus, var. caffer, Sundev. Ofvers. Kongl. Vet. Akad. Forh. (1850) p. 50; Von Heugl. Ibis (1859) 

 p. 343. sp. 58. 



ToeJcus pcecilorhynchus, Bon. Consp. Gen. Av. (1850) p. 91. sp. 9. 



Rhynchoceros erythrorhynehus, Cab. & Hein. Mus. Hein. (1860) Th. ii. p. 166. sp. 1. 



Rhynchoceros leucomelas, Cab. & Hein. Mus. Hein. (1860) Th. ii. p. 166. sp. 2. 



Toccus erythrorhynehus, Buckley,Ibis (1874) p. 365. 



KicumUandondo in Angola (Anchieta) . 



Hab. Senegambia to Sennaar (Schlegel) ; Damaraland, Ondonga, Okovango river, Lake Ngami (Andersson); 

 Zambesi region (Kirk); Angola (Anchieta). 



This is a well-known bird, and has received many appellations, as a glance at the above list of 

 synonyms will testify. Its range is very extensive, quite across the African continent from Sennaar 



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