SNOUT-BEETLfiS OR WEEVILS. 
135 
II. Rostrum very long and slender; prosternum well advanced in 
flout BALANINtDES. 
II H. Rostrum not excessively long; prosternum very short in front 
of anterior coxte. 
I. Eyes rather small, round; hind thighs not thickened; 
Anthonomides . 
I I. Eyes contiguous above ; hind thighs enlarged for jumping : 
Orchestides. 
A A. Antenn® straight, first joint not much longer than the following ones; ante- 
rior coxae elongated. 
If. Rostrum short or moderate, more or less widened at the end; 
tip of abdomen exposed Attel abides. 
K If. Rostrum long and slender; abdomen wholly covered by 
elytra; body pear-shaped - Apionides. 
Second Sub-section — Apomerides. Anterior coxae more or less distant from each 
other, and frequently witli a groove, or rostral canal in the prosternum, between 
them. 
A. Capitulum of antennse ordinary, with transverse incisions ; tarsi spongy beneath ; 
third joint bilobed. 
B. Anterior cox® exceptional, being nearly or quite contiguous ; rostral canal 
very short, but distinct; thighs often with a tooth Conotrachelides. 
B B. Anterior cox® separate. 
C. Antenn® elbowed. 
D. Hind margin of the abdominal segments straight. 
E. Rostral canal wanting ; anterior cox® large, sub-globular and wide apart ; 
tip of abdomen largely exposed Lemosacides .’ 
E E. Rostral canal distinct; anterior cox® ordinary; tip of abdomen little 
or not exposed. 
^ * Rostrum thickened at the end (ex. Analcis); abdomen ordinary; eyes 
large, oval, not contiguous above Cryftorhykchides . 
E I . Rostrum slender ; venter turned up behind ; eyes contiguous : 
n n it- • Zygopides. 
U D. Iiind margin of second and sometimes third and fourth abdominal 
segments arched or angulated. 
G. Rostral canal short or wanting; seutellum indistinct or wanting; 
colors various Ceutorhynchides. 
G G. Rostrum often thickened and compressed at base ; rostral canal 
W'anting; scutel distinct; color black or bronze. .Baridjides. 
L C. Antenn® straight, very short; first joint short and obconic; rostrum short. 
H. Eyes on the front, sub-contiguous; hind legs very long ; hind 
cox® very wide apart Tacjuygonides. 
II H. Eyes lateral ; legs ordinary ; tip of abdomen largely exposed : 
Pterocolides. 
A. Capitulum solid, globrous, with a spongy tip; tarsi entire, not, or but slightly, 
spongy beneath. 
I. Eyes large; tip of abdomen exposed; size medium or large: 
Calandrides. 
I I. Eyes small or wanting; abdomen wholly covered by elytra; 
small, black or brown, usually glabrous Oossonides. 
