O. asellus vs. P. spinicornis

By Ramunė Vakarė CC-BY-NC-SA

O. asellus

11-18 mm

3 flagellum segments

0 trachea

Median lobe rounded

By Kazimieras Martinaitis CC-BY-NC

P. spinicornis

8-12 mm

2 flagellum segments

2 trachea

Median lobe forms a smooth curve stark aufgekrempt

Head by Nadja Baumgartner CC-BY-NC
Telson by Peter Edelman CC-BY-NC
Telson by Jörg Pageler CC-BY-NC
by Nadja Baumgartner CC-BY-NC
Morph by Gilles San Martin CC-BY-SA
Morph by Alice Thompson CC-BY-NC
Morph by Gilles San Martin CC-BY-SA
Morph by Rebecca Reader-Lee CC-BY-NC
Morph by Titouan Roguet CC BY-NC-ND

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