218 
AVES. 
top of the wing; four lateral tail feathers black, the central 
ones gray; bill and legs gray. Five and a half inches long. 
Inhabits Europe. 
Genus 3—ORTH ONYX.— Temminck. 
Generic Character. —Bill very short, compressed, and nearly 
straight, with a slight notch at the point; nostrils open, situated 
in the middle of the bill, surrounded by bristles; tarsus longer 
than the middle toe; claws very long, with lateral furrows; 
wings very short; tail long and pointed. 
Orthonyx maculatus. — The Spotted Orthonyx. 
Plate XLII*. fig. 6. 
Dusky-brown above, with black irregular spots ; throat red, 
edged with black. Seven inches long. Inhabits New Holland. 
Genus 4.—DENDROCOLAPTES. —Herman. 
Generic Character. —Bill depressed, trigonal at the base; 
straight or bent, with an acute point; nostrils basal, lateral; 
tongue short, cartilaginous; tail conical, with stiff acuminated 
feathers ; external toe adhering to the intermediate one as far 
as the joint of the second phalange, the internal toe very short; 
claws hooked, and with a longitudinal furrow. 
Dendrocolaptes procurvus. — The Crooked Billed Dendroco- 
LAPTES. 
Plate LXVI. fig. 1. 
Head, neck, and scapulars, olive-brown, with interrupted 
white longitudinal stripes; wings and tail reddish-brown ; breast, 
abdomen, and crissum, olive brown, with white stripes ; bill ru¬ 
fous, greatly curved. Ten inches and a half long. Inhabits 
Brazil. 
Genus 5.— XENOPS.— llliger. 
Generic Character .—Bill short, slender, much compressed, 
subulate and acute; tips of both mandibles recurved; nostrils 
basal, lateral, and covered by a naked membrane ; lateral toes 
of equal length ; external toe adhering to the intermediate toe as 
far as the second joint; claws strong, compressed, and hooked; 
tail cuneiform. 
