Xenonomia

Belongs within: Polyneoptera.Contains: Protoperlina. The Xenonomia are a clade of insects supported by molecular analysis (Terry & Whiting 2005), uniting two relictual groups of modern wingless, carnivorous insects. The Grylloblattodea (ice crawlers) are found in cool environments in north-western North America and north-eastern Asia, and are characterised by the presence of a spina on the… Continue reading Xenonomia

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Categorised as Xenonomia

Protoperlina

Belongs within: Xenonomia. The Protoperlina are a group of insects recorded from the late Carboniferous to the early Cretaceous. The monophyly of the group is uncertain; Storozhenko (2002) defined it on the basis of characters of the forewing, but the type species Protoperla westwoodi is represented by a hindwing only (Béthoux et al. 2005). At… Continue reading Protoperlina

Published
Categorised as Xenonomia