on anatomy of cockroach, [228];

on anatomy of Gryllotalpa, [335];

on anatomy of Termites, [360];

on anatomy of Panorpa, [450];

on larva of Sialis, [446];

on Myrmeleon larva, [458]

Duns, [441]

Dust-lice, [390] f.

Dwellings of Termites, [385] f.

Dytiscus, mesothorax, [101];