Plate 12
A-B, Gromphadorhina portentosa, c. X 1.5. A, Male nymph. B, Adult female. C, Coleolaelaps (?) sp., a mite from G. portentosa, c. X 32. (Glycerine jelly preparation and photograph of C by Dr. Barbara Stay.)
Plate 12A
Ischnoptera deropeltiformis, c. X 5.3. A, Male. B, Female.