﻿267 

 Plate XX. 



1. Echthrogonatopus cxitiosns, antenna of male and ^emale; 

 wing, part neuration more enlarged, mandible, maxillary 

 and labial palpus of female. 



2. Echthrogonatopus pachycephalus, antenna, part of nem-ation, 

 and head of female ; t'he head of E. exitiosus figured along- 

 side for comparison. 



3. Fnlgoridicida dichronia, antenna, part neuration, and mandi- 

 "ble of female. 



4. Hclcgonatopus psettdophancs, antenna of male 'and female, 

 and part neuration of latter. 



5. Aiiastatiis pipiiiiciili, antenna, wing and posterior calcaria of 

 female. 



6. Paraphclinus xiphidii, wing and male and female antenna. 



7. Ptcrygogramma acuminata, wing and antenna of female. 



8. Ootctrastichus bcatus, antenna in two positions and wing of 

 female. 



