Mr. R. E. Turner on Fossorial ITymenoptera. 63 



Key to the Australian Genera of the Ampuliciuae. 



Front produced into a lamella projectino: between 

 the antennae ; second and third cubital cells 

 each receiving a recurrent nervure; cubitus 

 of the hind wing originating before the trans- 

 verse median nervure Dolichurus, Ltr. 



Front without a lamella ; first and third cubital 

 cells each receiving a recurrent nervure, some- 

 times the second recurrent interstitial with 

 the second transverse cubital nervure ; cubi- 

 tus of hind wing interstitial with the trans- 

 verse median nervure Aphelotoma, Westw. 



Dolichurus carbonarius, Sm. 

 Dolichurus carbonarius, Sm. Trans. Ent. Soc. Loudon, p. 303 (1869). $ . 



Hab. Champion Bay, W.A. {du Boulay) ; Mackay, Q. 

 {Turner) : January. Kuranda, Q. {Turner) ; May to July. 



This seems to be the only Australian species of the genus. 

 I took it in considerable numbers at Kuranda in 1913 ; the 

 males, which were much the commonest, running on foliage, 

 the females mcst often in loose bark at the foot of large 

 trees. 



Key to the Species of Aphelotoma. 



1. Legs wholly bright ferruginous A. tasmanica, Westw. 



Legs black, sometimes partly fusco-ferru- 



ginous 2. 



2. Second recurrent nervure received by the 



third cubital cell 3. 



Second recurrent nervure interstitial with tiie 

 second transverse cubital nervure 4. 



3. Clypeus and antennae black A. striaticoUis, Turn. 



Clypeus and six basal joints of antennas pale 



ferruginous A. qffinis, Turn. 



4. Pronotum rugose ; dorsal segments 3-5 



covered with short golden pubescence . . A. auriventrisy Turn. 

 Pronotum almost smooth, opaque ; dorsal 

 segments shining, without conspicuous 

 pubescence A. alerrima, Turn, 



S S- 



1, Abdomen bright ferruginous red A. rujiventris, Turn. 



Abdomen black, sometimes with bronze sheen, 2. 



2, I'ronotum rugose, with a small spine on each 



side at the anterior angles 3. 



Pronotum almost smooth, without a spine at 



the anterior angles A. aterrima, Turn, 



3, Femora black ; third dorsal segment covered 



with golden pubescence A. auriventris, Turn. 



Femora bright ferruginous; third dorsal 



segment without pubescence A. tasmnnicii, Westw, 



