Prototracheata, ix, [4]

Proventriculus, [114], [124], [125], [450]

Psalis americana, [215]

Psectra dispar, [466]

Psenides, [524], [533]

Pseudoglomeris fornicata, [235]

Pseudoneuroptera, [342]

Pseudonychium, [105]

Pseudophyllides, [328]

Pseudo-sessile, [493]