286 THE MONTHLY BI^LLETIN. 



Monoctonus secundus n. sp. 



Type — University of California, Berkeley, Cal. 



Type locality — Berkeley, CuL, May 20-June 25. 1907. 



Type, female — Length, 2.5 mm.; black; poli.shed ; antennas, 17-.iointed; clypeus. 

 brownish ; mouth parts, yellowish ; mandibles with browni.sh tips, scape, pedicel and 

 lower half of first flagellar .ioint brownish, rest of antennae blackish, joints of the 

 flagel subequal in length and thickness, the first joint longest and thinner than the 

 other .joints, being apparently five times as long as thick, end joint one and one-half 

 times as long as the penultimate joint ; prothorax castaneous, wings with a brownish 

 tinge, stigma stramineous, veins bi'ownish, the second abscissa of the radius at least 

 one and one-half times as long as the first abscissa, legs including coxeb stramineous, 

 the hind coxse brownish basally ; areola and petiolarea confluent, forming a well 

 defined, pentangular area that is nearly as wide as long ; first, dorsal, abdominal 

 segment rugulose, apparently two and one-half times as long as wide and with the 

 apex pale castaneous, rest of abdomen more or less brownish with a blackish margin. 



Allotype with the antennae 20-jointed, prothorax almost black with the edges more 

 or less castaneous. upper surface of legs and coxas more or less blackish, otherwise 

 essentially as in the type. 



In a paratype 9 ^^^ ^ paratype S the prothorax is colored as in the type. 



This is the second species of this genus to be described from North America. 



