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 Major Groups | Insecta (insects) | Ephemeroptera (mayflies) | Baetidae

 
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2(1). Labrum (L) with deep, wide notch; tarsal claws (TC) long and narrow, more than 0.6X length of tarsi (T)
Distribution: NT, Vic, Tas, SA, ACT, NSW

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Centroptilum  

Centroptilum  

labrum with deep, wide notch

Centroptilum  

tarsal claw long, narrow
>0.6X tarsus length

-Labrum (L) with small, median, U-shaped notch; tarsal claws (TC) shorter, less than 0.5X length of tarsi (T)

  More ››› 3  

 

 
Cloeon 

labrum with small, median notch

Offadens 

tarsal claw shorter
<0.5X tarsus length