ICHNEIJIVIONID FINAL INSTAR LARVAE — SHORT 



443 



Figure 25. — Cryptinae:CryptIni, head sclerites: Nippocrypius suzukii (Matsumura) 

 (1, antenna; 2, spiracle; 3, skin.) 



9. Width of closing apparatus of spiracle approximately equal to half width of 



atrium Agrothereutes 



Width of closing apparatus of spiracle more than half width of atrium. 



Eripternimorpha 



10. Ventral row of teeth on mandible poorly developed Lynieon 



Ventral row of teeth on mandible well developed 11 



11. Epistoma not sclerotized dorsal to anterior tentorial pits . . . Pseudischnus 

 Epistoma sclerotized dorsal to anterior tentorial pits 12 



12. Six large setae on labrum Hoplocryptus 



More than six large setae on labrum 13 



13. Dorsal part of labral sclerite with three lightly sclerotized lobes . . Echtiirus 

 Dorsal part of labral sclerite with one lightly sclerotized lobe . Nippocryptiis 



The following have been examined: Cryptus alhitarsus albitarsus 

 (Cresson) (iig. 22a), Mesostenus gracilis Cresson, Mesostenus sp. nr. 

 gracilis Cresson (fig. 22b), Polycyrtus semialhus (Cresson) (fig. 22c), 

 Trychosis sp. (fig. 23a), Gainbr us canadensis (Provancher) (fig. 23b), G. 

 stokesi Cameron, Goryphus inferus (Szepligeti) (fig. 24 a), Hoplocryptus 

 incertulus Cushman (fig. 24b), Nippocrypius suzukii (Matsumura) 

 (fig. 25a), Agrothereutes grapholithae (Uchida), Agrothereutes sp. 

 (fig. 26a), Pseudischnus oregonensis (Cushman) (fig. 26b), Eripterni- 

 morpha javensis Rohwer (fig. 26c), Mallochia sp. (fig. 27a), Lymeon 

 orhum (Say) (fig. 27b), Echthrus niger Cresson (fig. 27c). 



