Mayfly
CLASS |
Insecta |
ORDER |
Ephemeroptera |
FAMILY |
Heptageniidae |
GENUS |
Rhithrogena |
SPECIES |
picteti |
Keys used for
this identification
Terga dark olive, brown.
Dark spots on femora blurred, reddish-violet, with elongated oval shaped on hind femora.
Gill 1 with crenulated margin.
Gill 2-7 smooth.
THE THAISSBACH BENTHOS REPORT
|
|
 |
 |
 |
 |
 |
 |