Caiusa adults and larvae on Chiromantis simus (Annandale) foam nests at Shyamkhola More (West Bengal, India).
Figure 5a.

Three Caiusa females on the surface of a nest. The upper left female seems to be ovipositing.
Figure 5b.

Remains of an infested nest containing seven Caiusa larvae. All the frog's eggs and foam were consumed by the larvae.