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Fig. 2 | BMC Evolutionary Biology

Fig. 2

From: The first fossil salmonfly (Insecta: Plecoptera: Pteronarcyidae), back to the Middle Jurassic

Fig. 2

Pteroliriope sinitshenkovae tax. et sp. nov. (Middle Jurassic; Daohugou, China), specimen CNU-PLE-NN-2015001, holotype; (a), Photograph (composition of positive and negative imprints); (b-c), Drawings; (d-d’), Detail photograph (composition of positive and negative imprints, both dry and under ethanol, reversed) of posterior part of male postabdomen, without (d) and with (d’) interpretation, as located on (a); (e-e’), Detail photograph (composition of positive and negative imprints, both dry and under ethanol, reversed) of hemitergal lobe, without (e) and with (e’) interpretation, as located on (d)

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