[247] HYMENOPTERA 253 



Type. Cat. No. 5702, U. S. Nat. Museum. From St. Paul 

 Island, August 15 to 20 (Fur Seal Commission). Nine specimens. 



Subfamily HELCONIN^. 



Tribe DIOSPILINI. 



Genus Dyscoletes Westwood. 



DYSCOLETES ALASKENSIS sp. nov. 



Male. Length 3.2 mm. Polished black ; mandibles, except teeth, 

 and the legs, except front coxa? and hind tibiae and tarsi, pale ferrugi- 

 nous ; palpi, tegulae and front coxa? yellowish ; hind tibia?, except an 

 annulus at base, and their tarsi fuscous, the tips of the tarsal joints 

 yellowish. Wings hyaline, the stigma and veins brown. 



The antennae are 33-jointed, very long, much longer than the body 

 and, except the scape beneath which is more or less piceous, black. 

 Thorax with the parapsidal furrows distinct anteriorly and terminating 

 in a finely punctate depression before the base of the scutellum ; the 

 metathorax is shining but finely wrinkled and tricarinate a median 

 and two lateral carina?. The abdomen is subcompressed at apex, 

 polished black, the ventral fold testaceous, the first segment feebly 

 wrinkled, especially laterally beyond the spiracles, which are rather 

 large and placed before the middle, and with a delicate median carina 

 on its apical portion. 



Type. Cat. No. 5703, U. S. Nat. Museum. From Popof Island. 



Subfamily CHELONIN^E. 

 Genus Chelonus Jurine. 



CHELONUS IRIDESCENS Cresson. 



Chelonus iridescens CRESSON, Proc. Ent. Soc. Phila., iv, p. 294, 1865. PRO- 

 VANCHER, Fn. du Can. Hym., p. 532, 1883. CRESSON, Syn. Hym. N. 

 Am., p. 225, 1887. 



Type in collection of the American Entomological Society. From 

 Kukak Bay, July 4. Two specimens. Occurs also in Canada, Colo- 

 rado, New Mexico and elsewhere in the United States. 



Subfamily MICROGASTERIN^E. 



Genus Protapanteles Ashmead. 

 PROTAPANTELES ALASKENSIS sp. nov. 

 Male and Female. Length 3 mm. Black, smooth and impunctate ; 

 mandibles rufous ; palpi pale yellowish ; legs, except coxae and as here- 



