Eggs of the examined Protodermaptera. 2 Diplatys flavicollis (Diplatyidae). 2A Egg clutch deposited on and attached to the substratum (glass plate) (reposted from Shimizu and Machida 2011b: fig. 5A). 2B Enlarged image of an egg, anterior to the top (reposted from Shimizu and Machida 2011b: fig. 5B). 2C Scanning electron micrograph (SEM) of the egg’s anterior pole. 3 Cranopygia sp. 3A Egg clutch stuck to the bark. 3B Enlarged image of an egg with a stalk-shaped adhesive substance, anterior to the top. 3C SEM of the anterior pole of the egg. Chorionic thickening with a central pore (arrow) at the center of the circular micropyle arrangement. 4 Echinosoma sp. 4A Egg clutch stuck to the brick. 4B Enlarged image of an egg, anterior to the top. 4C SEM of the anterior pole of the egg. 5 Parapsalis infernalis. 5A Egg cluch. 5B Enlarged image of an egg, anterior to the top. 5C SEM of the anterior pole of the egg. – Abbreviations: ASt – adhesive stalk; ASu – adhesive substance. – Symbols: arrow – chorionic pore at the center of the circular arrangement of micropyles; arrowhead – micropyle. – Scale bars: 2–5A – 1 mm; 2–5B – 500 μm; 2–5C – 20 μm.