TOMOLOGICAL NEWS. 245 
long as the abdomen; tarsus of leg 4, one and one-half times as 
ast ea weed & long Vig. 67> getead equal 
le tibia in length, but slightly broader than the same. All the legs 
a fe stout, curved, pectinate bristles, and the tarsi several simple 
les. Unguis tridactyle, dactyles cqual. 
Collected by the writer at Arcola, III. 
EXPLANATION OF PLATE. 
americana, dorsal view, X 92. 
lous americona, labial organs of the left side, X 202. 
3 Tumidaleus america, reodostigna. and peodostgnatc or. 
gan, X 202 
Ritiuidelous emericolle, scta {rom the abdomen, X 202. 
MCA cesericene, centsal view, X og 
“Fig. 6. Tumidalous americana, tibia and tarsus of leg, IV, X 202. 
‘Fig. 7. Tumidalwus americana, piece of integument from dorsum of 
“— a abdomen, X 210. 
-_—_— @» ef —-— - 
 Crabronidae from Colorado and New Mexico. 
4 i By S. A. Ronwer, Boulder, Colo. 
ee i (Protothyreopus) piecrus Cress. @ Florissant, 
py oi 1907 (S. A. Rohwer) ; the markings are yellow, 
iY, om ot whitish, scutellum black, post-scutellum yellow, spots on 
& a ag abdominal segment meeting. ¢ Florissant, Colo., July 
_ 1996 (5 A. Rohwer) fis. Geranium; the markings are 
yell , those on the abdomen somewhat whitish. $ Beulah, 
: Aug. (Ckil.); does not quite agree, the spots on the 
j rst abdominal segment meet, two small spots on each side of 
face, markings dark yellow. Perhaps dilectus is 
a variation of bigeminus Patt. 
| ro (Protothyreopus) ruriremur Pack. @ Cripple 
- creck, Colo., July 31, 1906, about 9100 ft., fis. Potentilla (S. 
a Rohwer). New to Colorado. 
am (Thyreopus) vixcus Cress. @ Cripple Creek, as 
31, 1906, about 9100 ft., fis. Pentstemon (Roh.) ; 
. Park, Boulder Co., Colo., about 8500 ft., Sept. 6 
"1907 (G. M. Hite); @ Boulder, Colo., Sept., 1906 (G. M. 
” Hite); ¢ Florissant, Colo., July 18, 1906 (Ckll.); @ Boulder, 
 Colo., June (G. M. Hite) is 8 mm. The Cripple Creek speci- 
ae 7¥ 
