364 KIXCAID 



short line on upper distal end of all the femora, a line outwai-dly on 

 all the tibiie, black ; abdomen obscurely tinged with reddish on apical 

 segments; clypeus shallowly emarginate; wings hyaline, nervures 

 black; costa and stigma pale. Length 10 mm. 



Male : Marked as in the female but more distinctly ; clypeus with a 

 black dot on each side ; legs with a black line outwardly extending 

 from the trochanters to the tarsi, which are clothed with a dark pu- 

 bescence. 



One hundred specimens, Popof Island, July 7-12; Kukak Bay, 

 July 1-7, 1S99. 



Type no. 5312, U. S. National Museum. 



Usually found on the flowers of Heracleum lanatum. 



TENTHREDO BIVITTATA sp. nov. 



Female : Body slender, elongate ; head of about the same breadth 

 as the thorax ; clypeus deeply and squarely emarginate. Color black ; 

 clypeus labrum, basal part of mandibles, spot above posterior coxa, 

 and spot at sides of basal plate, white ; tegulte and faint reflection on 

 third dorsal abdominal segment, ferruginous ; coxae black ; remainder 

 of legs reddish ; spots at base of middle femora, line on hind femora 

 above broadest at base, and spot at tip of posterior tibiae, black ; pos- 

 terior tarsi more or less infuscated at tips of joints. Antennas as long 

 as head and thorax with the third joint one-quarter longer than the 

 fourth. Wings hyaline, nervures and stigma black, costa pale. 



One female, Popof Island, July 9. 



Type no. 5311, U. S. National Museum. 



ALLANTUS HERACLEI sp. nov. 



Female: Length 11 mm.; robust; head very heavily pitted and 

 punctured ; oculi situated upon a pronounced elevation ; clypeus 

 deeply, circularly emarginate ; antennae very short, nine-jointed, 

 hardly reaching to teguhe, stout, slightly clavate at tip ; thorax 

 strongly punctured ; scutellum similarly but more closely pitted ; 

 pleura very closely pitted but more closely so than the dorsulum ; 

 abdomen smooth, delicately striated; stigma narrow, squarely trun- 

 cate at apex. Color black, with the following parts yellow : Labrum, 

 clypeus, base of mandibles, ventral angles of pronotum, spots on 

 dorsal angles united by a slender line, spots above middle and pos- 

 terior coxic, band across posterior margin of basal plates; narrow 

 line across posterior margin of dorsal abdominal segments three, four, 

 and five; row of large spots along outer margins of venter; small 



