122 



SYNOPSIS OF THE SPECIES. 



Table of the Species. 



Agamic form. 



Time of appearing. 



Sexual form. 



Time of appearing. 





January and 

 February 

 November 



October and 

 November 



»5 



D. Tascheribergi 

 D. similis 



May and June. 



») 

 >> 



D. longiventris . . . 

 D. divisa 





D. agama 





Unknown 





Synopsis of the Species. 



1 (8) Antennae and legs thickly covered with long, stiff, erect hairs ; 



head and thorax for the greater part brownish-red. Agamic 

 forms. 



2 (7) Abdomen elongate ; the second segment tongue-shaped, produced 



at the apex ; projecting acutely above. 



3 (6) The entire mesonotum thickly and uniformly haired. 



4 (5) The twelfth antennal joint as broad as long ; the femora reddish- 



yellow, sometimes lined with black. Folii. 



5 (4) The twelfth antennal joint broader than long, the femora 



brownish. Longiventris. 



6 (3) The mesonotum not pilose all over. Agama. 



7 (2) The second abdominal segment not produced greatly, and ending 



before the extreme apex ; not acute or elongate. 



Divisa and disticha. 



8 (1) Head and legs not thickly covered with long stiff hairs ; the head 



and thorax black ; shining. Sexual forms. 



A. Abdomen elongate; the second segment produced to the 

 apex; tongue- shaped ; projecting acutely above 

 (Species 1 to 3). 



1. Deyophanta folii. 



PI. I, fig. 6 (folii); PI. II, fig. 5 (Taschenbergi) ; 

 PI. XVI, fig. 2 { folii). 



Cynips quercus folii, Linn., S. N., ii, p. 918. 

 Diplolepis scutellaris, Oliv., Enc. Meth., v. 282. 



