The Australian orchid Cryptostylis leptochila, F.v.M. 
(1,6, 9), ecross-fertilised by the male Ichneumonid 
Lissopimpla semipunctata, Kirby, with which it at- 
tempts to pair (3), carrying off the pollinia (4, 5) on 
the end of its abdomen (2). Genitalia of male (11, 
12, 13). Pollen (8); section of labellum (10); an- 
tennal segments (7). 
Reproduced froma plate in the Transactions of the 
Entomological Society of London, 76, pt. 2, (1929) 
t. 24. 
Drawings by Tarlton Rayment. 
[ 26 ] 
