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Photo#757809
A. obliqua vs A. exotica - Allograpta

A. obliqua vs A. exotica - Allograpta

Uhps, Bill dean just pointed
Uhps, Bill dean just pointed out, that what I called katepisternum is actually the katepimeron! Sorry about that.... when I have time I will change the plate!

Comments made on the images below
Comments made on the images below. The facial stripe is not reliable but the katepimeron feature is.

Where the katepisternum and a
Where the katepisternum and anterior head conflict, which one do we follow? (and some are using the abdominal patterning for ID.) How reliable are which of the characters?

See below:



 
Allograpta obliqua ....
See
A narrowing toward middle streak on tergite 2 anterior margin and yellow/white katepimeron make this obliqua, (note the black facial stripe is an unreliable feature for separating from exotica).

Thanks, Martin!
GTK! Invaluable information for separating the species!

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