Key to the subfamilies of Chrysomelidae known

3(1).Base of antennae close together on front of head; head with frontal suture usually absent; frons usually narrow, ridged; antennal calli usually present; anterior coxae contiguous, prominent; pronotum margined laterally; larvae free-living, root-feeding or leafmining, more or less cylindrical

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3(1).Base of antennae separated by frons or vertex; head with frontal suture usually present; frons usually without ridge, wide; antennal calli usually absent; only in the Clytrinae and a few Eumolpinae are both the anterior coxae contiguous and the pronotum margined laterally

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