Figure 2 from: Mrak P, Žnidaršič N, Tušek-Žnidarič M, Klepal W, Gruber D, Strus J (2012) Egg envelopes and cuticle renewal in Porcellio embryos and marsupial mancas. ZooKeys 176: 55-72. https://doi.org/10.3897/zookeys.176.2418 - Mrak, Polona (2012)