ammonites
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Gateway to the Paleobiology Database

A. Huguet et al. 2002

Taxonomic opinions tied to this reference:
Ditaxineura belongs to Ditaxineuridae
Ditaxineurella pritykinae belongs to Ditaxineurella according to Huguet et al. 2002
Gondvanoptilon brasiliense belongs to Gondvanoptilon according to Huguet et al. 2002
Permaeschna belongs to Permaeschnidae
Permaeschna proxima is a subjective synonym of Permaeschna dolloi
Permanisoptera is a subjective synonym of Protanisoptera