Platephemera antiqua, [428]

Platyblemmus lusitanicus, [339]

Platycleis grisea, [312]

Platycnemis, [413];

P. pennipes, [413], [417]

Platycrania edulis, egg, [265]

Platygaster, embryology, [536]

Platyptera, [174]

Platypterides, [259], [344], [428]

Plecoptera, [175], [407]