312 1CHNEUMOSIIX.E. 



12 (3) Abdomen with basal segment sessile, 



subsessile, or subpetiolate (TiiY- 



PHONINl). 



13 (16) Abdomen subcylindrical ; spiracles 



of 1st segment central. 



14 (15) 2nd segment not impressed ; areolet 



of normal size ; body red-marked. . TRYPHON, Fin., p. 325. 



15 (14) 2nd segment obliquely impressed ; 



areolet large ; body black DYSPETES, Forst., p. 323. 



16 (13) Abdomen subfusiform; spiracles of 



1st segment before its centre. 



17 (18) Areolet entire ; wings distinctly in- [p. 327. 



fumate '. . . . LABROSSYTA, Forst., 



18 (17) Areolet wanting; wings hyaline 



throughout. 



19 (20) Notauli distinct and deep; metanotal [p. 328. 



areas sometimes obsolete MESOLEIUS, Holmg., 



20 (19) Notauli entirely wanting; metanotal [p. 330. 



areae entire EXACHODUS, Forst., 



21 (2) Tarsal claws distinctly and often 



elongately pectinate (CTENOPEL- 



MINl). 



22 (27) Abdomen with basal segment sessile 



or subsessile. 



23 (26) Clypeus not transversely discrete 



from the face. 



24 (25) Mandibular teeth subequal; basal [p. 331. 



metanotal areae entire MONOBLASTUS, Htg., 



25 (24) Mandibular teeth unequal ; nieta- 



notuui with no areas ICYONA, Cam., p. 333. 



26 (23) Clypeus separated from face by trans- 



verse impression CTENACME, Forst., p. 335. 



27 (22) Abdomen with basal segment very 



distinctly petiolate. 



28 (29) Head transverse; clypeus apically 



simple and subinipressed RHORUS, Forst., p. 336. 



29 (28) Head very broad ; clypeus dentately [p. 338. 



produced centrally SCOLOBATES, Grav., 



30 (1) Head strongly constricted to mouth; [p. 341. 



wings very narrow MEGASTYLUS, Schib'd., 



Genus CRYPTODEMA, gen. nov. 

 GENOTYPE, C. anormis, Mori. 



Head strongly transverse ; mandibles equally bidentate ; occiput 

 entire and bordered below ; clypeus centrally produced at apex ; 

 eyes internally straight and a little convergent below ; froas pro- 

 duced between scrobes. Metathorax short, with the areola and 

 petiolar area confluent. Scutellum margined throughout and not 

 convex. Abdomen distinctly petiolate, with but three dorsally 

 visible segments, the remainder entirely concealed ; basal seg- 

 ment bicarinate, with the spiracles behind its centre; tliyridia 

 wanting. Posterior tibia? elongately bicalcarate ; femora edentate ; 



