312 ICHNEUMOSID.li;. 



12 (3) Abdomen with basal segment sessile, 



subsessile, or subpetiolate (Tky- 



PHONINl). 



13 (16) Abdomen subcylindrical ; spiracles 



of 1st segment central. 



14 (15) 2nd segment not impressed ; areolet 



of normal size ; body red-marlced. . Tryphon, Fin., p. 325. 



15 (14) 2nd segment obliquely impressed ; 



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



1(> (13) Abdonjen subfusiforni ; S])iracles of 

 1st segment before its centre. 



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



fumate Labrossyta, Fiirst., 



18 (17) Areolet wanting ; wings hyaline 



throughout. 



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



areje sometimes obsolete Mesoleius, Holmg., 



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



arete entire . , Exacrodus, Forst., 



21 (2) Tarsal claws distinctly and often 



elongately pectinate (Ctenopel- 



MINl). 



22 (27) Abdomen Avith basal segment sessile 



or subsessile. 



23 (26) Clypeus not transversely discrete 



from the face. 



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



metanotal arepe entire Monoblastus, Htg., 



25 (24) Mandibular teeth unequal ; meta- 



notum with no area? 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 subimpressed Ehorus, Forst., p. 336. 



29 (28) Head very broad ; clj'peus dentately [p. 338. 



produced centrally Scolobates, Grav., 



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



wings very narrow Megastylus, Schiod., 



Genus CRYPTODEMA, gen. nov. 

 Geis'OTYPE, 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 ; frons 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, tlie remainder entirely concealed ; basal seg- 

 ment bicarinate, with the spiracles behind its centre; thyridia 

 wanting. Posterior tibia) elongately bicalcarate; femora edentate ; 



