Fic. 
FIG. 
iecen 
FIG. 
Fic. 
FIG. 
FIG. 
aoe eat cee 
PLATE XIII. 
HYDROMETRA MARTINI. 
Second instar nymph. 
Third instar nymph. 
Fourth instar nymph. 
Fifth instar nymph. 
First instar nymph. 
Egg of Hydrometra martini. 
Hatching Hydrometra. H., hatching device on post-natal 
molt; a, paula stylets; c, labrum; b, hoe: d, antenna; e, legs. 
Fic. 8. Ventral view of abdomen of male Hydrometra martini 
Fic. 9. Side view of same. 
FIa. 
10. 
the eyes. 
FIG. 
FIG. 
Fic. 
Fig. 
Fig. 
Shows egg. 
ile 
12. 
13. 
14, 
15. 
Hatching Hydrometra. Note the hatching device between 
Foot of Hydrometra. 
Side view above. Dorsal view below of Hydrometra australis. 
The same for H. martini, after Bueno. 
Female Hydrometra, ventral view. : 
Ventral view of female abdomen. Cleared in cedar oil. 
(292) 
