6a. 
a: 
ba. 
XXII 
Antennae infraoral. Ova deposited externally. . . . (6) 
. Antennae almost always preoral. Membrane almost ae ae more 
than 8 veins. Ova deposited putas Nymphs with two orifices (on 
5th and 6th tergites) . . . 5. Coreidae. 
Membrane with more than 8 veins. ane math 3 orifices . 
eee! , 6. Pyrrhocoridae. 
Morattiecatad with 5 veins or less. Reames wath 2 or 3 orifices 
Oe eS 7. Myodochidae (= Geocoridae). 
Tegmina neither cellulate nor reticulate. Ova laid under bark etc., but 
not inserted. Nymphs with 3 orifices . . . Rr: Aradidae, 
Tegmina cellulate or reticulate. Ova inserted. 2 Nymphs with two orifices 
See ee) we ee leben gp OS. Dinsidge. 
Superfamily 2. Nepoideae. 
Abdominal spiracles normal . . ne tied ae), 
. Last pair of abdominal spiracles Saolinrieukiee Stem A 14. “Nepidae. 
Adults with lateral metasternal odoriferous orifices. . . . . (38) 
. Adults lacking the above, but with one median orifice on the metasternum 
Bet CN atten’ 10 Gerridae. 
No Pet stoenal edulatine “istic ae - Gea) 
. Well developed stridulating apparatus on the aeons 2 rn 
Four distinct labial segments. Membrane and coriaceous parts of the 
tegmina distinct, the former with numerous veins; nymphs with 3 ori- 
Nees OWa- inserted “5°... Ce . . . 9, Nabidae. 
. Three apparent labial segments , the ae frst annuliform. Tegmina 
entirely membranous, with few veins; metamorphoses unknown. : 
ce a ee re . 13. Enicocephalidae. 
Fore femora more or less normal, ‘with the hie never cancriform ; 
nymphs with three orifices. Ova pe eoeal . . . . 11. Reduviidae. 
Fore femora enormously dilated, with the tibiae cancriform; nymphs with 
orifices on 5th and 6th tergites only. Ova external. . 
12. Macrocephalidae (— Phymatidae). 
Superfamily 3. Miroideae. 
[This table is not satisfactory, owing to the fact that two families are 
known only in the apterous state. } 
i 
Mays 
2. 
2a. 
Tegminal veins never areolately joined. Third segment of antennae not 
thickened towards the base . . heat) ty te 
Tegmina with the veins more or “ae Lae o joined. Third segment of 
antennae thickened towards the base 20. Dipsocoridae (= Ceratocombidae). 
Macropterous forms with incomplete cuneus, but well developed ocelli. 
Head produced horizontally in front. Ova laid externally. Nymphs with 
three orifices RP wa Pe 
Macropterous forms with Pmplete cuneus, aves Geecaes 1), Head rarely 
produced horizontally. Nymphs with only a single orifice (on the 4th 
tergite). Ova inserted in the leaves of plants 19. Miridae. 
1) except in Isometopinae. 
