232 



ICHNEUMONID^l. 



2. Mesostenus intrudens. 



Female. Length 5-5\ lines. — Yellowish white, variegated with 

 black. The head behind and a line from the vertex to the antennas 

 black; the mesothorax black, with two short longitudinal white 

 lines on the disk ; the tegulae, a line from them to the base of the 

 scutellum, a line from the apex of the scutellum to the base of the 

 wings, also a line from the postscutellum to the wings white ; the 

 scutellum at its apex and the postscutellum white ; the metathorax 

 black at the base, and with three black lines from there to the 

 apex, the base longitudinally and the apical portion transversely- 

 striated ; the two intervening yellow spaces each with a stout 

 yellow spine ; wings hyaline ; the tibiae black above, the coxae also 

 with black markings. The abdomen with black fasciae ; the ovi- 

 positor black. The antennae with a white annulus. 



Hab. Costa Eica, Cache and Irazu. 



JOPPA, Fabr. 



1. Joppa hilaris. 



Length 4| lines. — Pale yellow, with the vertex, the antennae, the 

 mesothorax, scutellum, postscutellum, base of the metathorax, a 

 spot beneath the wings, the tibiae and tarsi, and the fourth and 

 following segments of the abdomen black ; wings black at the base 

 and apex, the intermediate space navo-hyaline. .. .-... .-.■-. . '■■ 



Hab. Costa Rica, Cache. 



2. Joppa variolosa. 



Length 5 lines. — The vertex and thorax above fulvo-ferruginous ; 

 the head in front, the thorax beneath, and the first and second seg- 

 ments of the abdomen nearly white ; the antennae and a spot en- 

 closing the ocelli black. Wings fulvo -hyaline, the nervures ferru- 

 ginous, the apex dark fuscous : legs black ; the anterior pair, with 

 the tibiae, tarsi, tips of the femora, and the coxae whitish ; the in- 

 termediate pair with the coxae, trochanters, base and apex of the 

 femora, and the tibiae, except their apex, whitish ; the posterior 

 pair have the base of the femora and the tibiae, except their apex, 

 whitish. Abdomen with the first to fourth segments longitudinally 

 striated. 



Hab. Costa Rica, Cache. 



3. Joppa pulchripennis. 



Female. Length 7g lines. Black ; the wings hyaline from their 

 base to the areolet, beyond which they are blackish brown, as is 



