Fig. 12From: The function of wing bullae in mayflies (Insecta: Ephemeroptera) reveals new insights into the early evolution of PterygotaModified moulting in species lacking bullae. A Body moult in Homoeoneuria sp. (Oligoneuriidae) with subimaginal wings remaining unshed. B Additional delamination and fragmentation of subimaginal wing cuticle in Tortopsis sarae (Polymitarcyidae). Arrows point to abdominal exuvia and delaminating wing cuticleBack to article page