Genus— CERTHIONYX. 
Certiiionyx Lesson, Traite d’Ornith., livr. 4, 
p. 306, Sept. 25th, 1830. Type (by 
monotypy) .. .. .. .. .. Gerthionyx variegatus Lesson. 
Also spelt— 
Certhyonyx Bonaparte, Comptes Rendus Acad. Sci. Paris, Vol. XXXVIII., p. 263, 1854. 
Melicophila Gould, Birds Austr., pt. xv. (Yol. 
IV., pi. 49), June 1st, 1844. Type (by 
monotypy) .. .. .. .. .. Melicophila picata Gould= 
Gerthionyx variegatus Lesson. 
Also spelt— 
Melitophila Cabanis, Mus. Heine., Vol. I., p. 116, 1851. 
Lichnotentha Cabanis, Mus. Heine.,;Vol. I., p. 116 (after Oct. 23rd), 1851. 
New name for “ Melitophila Gobld ” ! 
Also spelt— 
Lithotentha Gadow, Cat. Birds Brit. Mus., Yol. IX., p. 218, 1884. 
Small “ Honey-eaters ” with long curved bill, long wings, long square 
tail, short stout legs and stout small feet. 
The bill is somewhat triangular, the tip compressed, regularly expanded 
basally, culmen well arched, not keeled at the base and rounded anteriorly, 
tip decurved with posterior notched and roughly serrate edges; nasal slit 
very long, about one-third the length of the cuhnen, which exceeds the head 
in length, the nasal groove indistinct, the long horny operculum ill defined 
towards flattened culmen ridge; nasal and rictal bristles obsolete; long 
narrow interramal space, feathered, more than one-third the length of the 
decurved lower mandible. 
The wing has the first primary short, about one-third the length of the 
second winch is long and scarcely shorter than the third and fourth, which are 
subequal, and longer than the fifth ; secondaries long. 
The legs ax-e fairly long and stout, the front with six well marked scutes 
in the immature, apparently booted in the adult; middle toe and claw longer 
than hind-toe axxd claw which is stouter, outer toe longer than inner, all claws 
well curved. 
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