1880 .] 
35 
[Packard. 
chanters brown, femora brown, pale at base, and whitish at tip ; 
tibiae and tarsi white, except tarsal joints, which are pale brown. 
Abdomen, like all the rest of the body, deep bine with a greenish 
tinge, much shorter than in E. semideae, and conical ovate, the 
tip not being at all produced. The body is smooth, with very 
fine hairs, as in E. semideae. 
Length .04 inch. 
“Parasite of pupa of Thecla, supposed to be Calanus.” (Wil- 
liam Saunders.) 
The specimens were imperfect, hence a better description could 
not be prepared. 
Eulophus semideae n. sp. 
Eulophus semideae Pack., Rep. Geol. 1ST. H., I, 347, fig. 46 
(1874). 
Belongs apparently to the same section of the genus as E. 
amempsimus Walker. 
Two £. Antennae filiform, not increasing in width toward 
the tip, rather long, much longer than in E. amempsimus, and 
very hairy, dark brown. Head deep blue, shining, not punctured 
as usual under a not powerful lens. Mandibles and other mouth 
parts pale piceous. Thorax like the whole body, deep blue. Fore- 
wings broader at end, clear ; spur distinct, dilated at tip. Coxae 
concolorous with the body ; trochanters and femora brown, tips 
of latter pale testaceous: tibiae brown, pale at tip, or almost 
wholly pale; tarsi dark on terminal joint, two last joints dark in 
the hinder pair. Abdomen as long as the thorax, narrow lanceo- 
late, oval, subacutely pointed, more so than in E. amempsimus, 
concolorous with the rest of the body, but with steel blue reflec- 
tions at base. 
Length .06 inch. 
Ten 9 . Eyes rather larger and a little nearer together 
than in $. Antennae longer in proportion than in E. amemp- 
simus, the club being much longer ; the whole body is shorter and 
broader than in E. amempsimus and E. eneugamus Walker, the 
abdomen especially being much broader and apex less attenuate. 
Of the same color as the male, with the base of the abdomen 
more distinctly steel blue. Body smooth and shining, not per- 
ceptibly punctate under a strong lens. Legs : trochanters whitish 
