226 Ant. Reichenow und Her man Schalow: 



griseis ; subtus fulvescenti-alba , pectore flavido-olivaceo , gula 

 albicante; rostro robustissimo , maxilla carnescenti-rubra , apice 

 albicantiore , mandibula ad basin nigra, ad apicem albicante ; 

 pedibus carneis: Long, tota 7,7; alae 3; caudae 2,7; rostri a 

 rictu 0,8; tarsi 0,95; inches. 



Obs. : C. alhiventri ex Bahia affinis et rostri eodem colore, sed 

 capite summo magis ferrugineo, corporeque subtus fulvescente 

 distinguenda. 



Hab.: Salta. 



89. Hylophilus luteifrons. 

 Sclater, Ibis, Juli 1881 p. 308. 

 Fuscescenti-olivaceus, in cauda paulo magis rufescens; alis intus 



nigricantibus, extus dorso concoloribus ; fronte utriuque usque ad 

 summum oculum anguste lutescenti-fulva ; subtus albidus, in ventre 

 flavido perfusus, pectore et hypocliondriis saturatioribus ; campterio 

 et subalaribus flavicantibus ; rostro superiore corneo, inferiore albido ; 

 pedibus corylinis: lg. tot. 3,8; al. 2,2; hujus remig. primi 1,1; 

 caud. 1,5. 



Hab.: Guiana Britannica. 



Species H. ferrugineifrons affinis, sed fronte solum fulvescenti- 

 lutea, pileo antico dorso concolori dignoscenda. 



90. Laniarius atrocroceus. 

 Trimen, P. Z. S. 1881 IV p. 623 pl. LIX. 



Entire upper surface (including that of wings and tail), together 

 with sides of head and neck, glossy black sbot with a steel-blue 

 lustre ; under surface throughout, from base of bill to under , tail- 

 coverts, rieh yellow, with a surface-tint of warm orange; rump 

 irregularly varied v/ith numerous whitish-tipped feathers; middle 

 Upper wiug-coverts and external borders of outer webs of three 

 last secondaries pure white, forming a continuous longitudinal wing- 

 stripe; all quill-feathers dull fuscous beneath, paler towards their 

 bases; under wing-coverts dull blackish, irregularly flecked with 

 whitish ; tail beneath not so black as above, and without steel-blue 

 lustre. Bill and legs black; iris lavender. Tot. length 8 in. 3 lin.; 

 length of culmen 8 lin.; of folded wing 3 in. 6 lin.; of tail 3 in. 

 10 lin.; of tarsus 1 in. 3 lin. 



Hab.: Crocodile River, South Africa. 

 ni 91. Lantus uncinatus. 



ij„ Sclater and Hartlaub, P. Z. S. 1881 No. 1 p. 168. 

 .jgj Supra laete et pure cinereus; fasciola stricta fasciaque lata a 

 r^ro per oculum ducta circumscripte nigris; alarum tectrieibus 

 i^fis, remigibus tertiariis nigris, limbo apicali albo ; remige primo 

 ^purio toto nigro, reliquis primariis nigris, in parte basali late et 

 oblique albis, scapis nigris; primarii secundi pogonio externo toto 

 nigro; subalaribus pure albis; rectricibus 4 interraediis nigris, 

 limbo apicali vix conspicuo albo, sequentibus nigris, apicibus latius 

 albis, secunda pro maxima parte et externa tota albis; subtus 

 4^|iJ|f.ffj§)bido-ciuerasceus; gula et subcaudalibus dilutioribus ; rostro 



