Tribolium castaneum
Tribolium adult head
Tribolium pupa
Tribolium larva
A larger version of the Tribolium poster available from here.
Blattella germanica
Blattella germanica adult
Blattella germanica adult
Hexagenia limbata and rigida
Hexagenia nymph
Hexagenia nymph
Hexagenia nymph
Parhyale hawaiensis
Parhyale hawaiensis hatchling
Male Parhyale hawaiensis