70 Psyche [June 
Key to the species of Leptoglossus occurring north of Mexico. 
1. Thorax coarsely punctate or rugose........fulvicornis Westw. 
Thorax not rugose, only finely punctate................... 2 
2. Apex of head terminating in a stout spine..... clypealis Heid. 
Apex ofjhead: without*a spines. .nike oe. «os: ci. 6 eee nee 3 
3. Fourth joint of the antennze equal to or shorter than the third _ 
OME RA as Teles Say ancy ah eam kG Lo sh Oe eee 4 
Fourth joint of antenne longer than third joint............ 5 
4. The outer expansion of the hind tibiz reaching almost to apex 
of tibice, lanceolates rivera) eas snk os en eee wcorculus Say 
The outer expansion of the hind tibiz reaching but two thirds 
the length of tibiz, foliaceous........... occidentalis Heid. 
5. Lateral-posterior margins of thorax more or less crenulate. . . . . 6 
Lateral-posterior margins of thorax not crenulate, and with 
only a mere trace of a transverse color band or line on the 
GLY LEBEA Cert PnP er a ede tee ai Seen oo ade he ee oppositus Say 
6. Posterior angle of thorax terminating in a prominent spine 
; gonagra Fabr. 
Posterior angles of thorax not terminating in a prominent 
SPOUING ein But pe sak A race te ce get Wh Ak cs cle errr d 
7. Thorax bordered with bright orange and folianiod of hind tibize 
SOTA reese ee nniet Oot a en toe Ge ashmeadi Heid 
Thorax not bordered with orange. Foliation of hind tibiz 
largevand long. o. Ac Eh 
8. Scallops in the foliations of ihe hivid tibiee ‘dese aud long. pie! 
terior femora prominently incrassated....... zonatus Dall. 
Scallops in the foliation of hind tibiz shallow and usually short. 
Posterior femora swollen but not prominently incrassated 
phyllopus Linn. 
Leptoglossus fulvicornis Westw. 
Leptoglossus fulvicornis Westw., Hope Cat., 11, p. 17, 1842. 
Leptoglossus magnoliz Heid., Pro. Ent. Soc. Washington, xii, 
1910; p. 191: 
This is a large species and can be distinguished from all others 
by having the thorax coarsely punctate or rugose. Antenne and 
first two pairs of legs light in color. No band or markings on 
elytra. Posterior angles of thorax broadly rounded and prom- 
inently raised. 
