OF WASHINGTON. 81 



Type of genus, Bruesia australensis Perkins, 1905, parasitic on 



Tettigonia parthaon Kirk., Queensland. 

 Described species : 



? phceodes Perkins, 1905, parasitic on Hecalus immaculatus 



Kirk., Queensland. 



? stenodes Perkins, 1905, parasitic on Paradorydium 



mcnalns Kirk., Queensland. 



5. Prothorax represented by a pronotal and prosternal disc placed in 



the excavation of the head and mesonotum ; wings having six 



primary veins from base, with one distal unattached vein 



between the second and third Anthericomma, n. gen. 



Type of genus, Anthericomma barberi, n. sp.. New Mexico. 



Family VII. Dioxocerid^ Pierce. 



I. Thorax normal Dioxocera, n. gen. 



Type of genus, Dioxocera insularum, n. sp., parasitic on 

 Xerophlosa viridis Fab., Grenada, St. Vincent. 



Family VIII. Elenchid^ Pierce. 



1. Mouth parts consisting of mandibles and two-jointed maxillae 2 



Mouth parts consisting of mandibles and two-jointed maxillae, bear- 

 ing on the first joint an elongate, knobbed, linear, chitinous 

 filament 3 



2. Species large; first antennal joint elongate, second very short and 



transverse; frontal process not prominent; oral cavity broad, 



semicircular Deinelenchus Perkins. 



Type of genus, Deinelenchus australensis Perkins, 1905, para- 

 sitic on Platybrachys sp., Queensland. 

 Species small, first two antennal joints subequal; frontal process 

 prominent; oral cavity triangular, wings having four primary 

 veins from the base, with one distal unattached vein between 

 the second and third, and two brief basal veins between the 



third and fourth Elenchus Curtis, 1831. 



Type of genus, Sfylops ivalkeri Curtis, 1829, England. 

 Described species : 



tenuicornis Kirby, 181 5, parasitic on Liburnia, England. 

 tetnpletonii Westwood, 1835, Mauritius. 



3. Species small; oral cavity triangular; wings having four primary 



veins from the base, with one distal unattached vein between 

 the second and third; oedeagus somewhat dilated at base, 

 very acute and with tip not greatly reflexed, 



Mccynocera, n. gen. 

 Type of genus, Mecynocera koebelei, n. sp. {Elenchus tenui- 

 cornis Perkins, 1905, nee Kirby, 1815), parasitic on Liburnia 



