promesonotum with 3 pair of spines

Licence: 
Creative Commons Licence
Imaging technique: 
Illustration
Keywords: 
mesosoma (Image keywords), promesonotum (Image keywords), pronotal spines (Image keywords)
Description: 

The promesonotum is armed with at least three pairs of spines and teeth. Usually the anterior pairs are large and robust, and the posterior pair is smaller. Used in Antkey to separate Acromyrmex from Atta.

Creator: 
Eli Sarnat
Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith