https://digitalcommons.unl.edu/usdaarsfacpub/2289/
"Morphology of the prothorax and procoxa in the New World Cryptocephali" by M. Lourdes...
The comparative morphology of the prothorax and procoxae of New World Cryptocephalini was studied based on representatives of 11 of the 13 genera of the tribe....
https://en.wikipedia.org/wiki/Prothorax
Prothorax - Wikipedia
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