THE ENTOMOLOGIST. 33 
vm Dorsum of the abdomen with three, very rarely 
with four, segments; second not unusually 
elongated. Marginal branch not shorter than 
the radial areolet.  - - - L&rPTORHAPTUS. 
Of Ismarus Foerster has described three species—Rugu- 
losus, Halidayi and Neesii, the last being a synonym of Belyta 
unomala, Nees. Of Psilomma, Oxylabis, Synacra, Pantolyta, 
Zygota, Aclista, Acropiesta, Anectata, Pantoclis, Macro- 
hynnis, Xenotoma, Leptorhaptus, Anommatium, Diphora, 
Zelotypa, and Miota, he mentions no types. 
PROcTOTRUPIDA. 
Foerster makes of the genus Proctotrupes two genera, 
Proctotrupes and Disogmus, the type of the latter being 
P. areolator, to which he adds three other species, as 
follows :— 
A. Fourth, fifth and sixth joints of the flagellum 
dentate. 
a. The tooth near the tip of each of these joints. 
* First joint of the flagellum distinctly longer than 
the second. - - - - -  discrepator. 
** First joint of the flagellum as long as the second. equator. 
b. The tooth in the middle of each of these joints. - areolator. 
B. The above joints not dentate. — - - - picicornis. 
HELOoRIDz. 
This family is limited to one genus, Helorus. Of this 
Foerster observes that he has one species, H. anomalipes, 
Panz., from the pupa of Hemerobius, and he distinguishes it 
from the other species, as follows :— 
A. Antenne luteous. - - - - ruficornis, Foerst. 
B. Antenne black. 
a. Scutum quite scabrous. Legs wholly black. nigripes, Foerst. 
b. Scutum quite smooth. ‘Tibi and_ tarsi 
luteous. - - - - anomalipes. 
EMBOLEMID&. 
A. Eyes convex. Ocelli large. Basal joint of 
the antenne shorter than the first joint of 
the flagellum. Wings complete. - EMBOLEMUS. 
F 
