Pachybrachis quadratus

Fall, 1915

Pachybrachis quadratus is a of case-bearing leaf beetle in the Chrysomelidae, first described by Fall in 1915. It is found in North America. Members of the Pachybrachis are commonly known as "scriptured leaf beetles" due to the intricate patterns on their . The species has been documented in field collections from mesquite and oak in the southwestern United States.

Pronunciation

How to pronounce Pachybrachis quadratus: /ˌpækɪˈbrækɪs kwɔˈdrɑːtəs/

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Distribution

North America. Specific records include the southwestern United States, with documented collection in Arizona.

Seasonality

July. A series of two Pachybrachis (including P. quadratus) were collected at lights in late July in southeastern Arizona.

Behavior

Attracted to ultraviolet and mercury-vapor lights at night. Has been collected in association with mesquite (Prosopis glandulosa) and oak (Quercus) vegetation.

More Details

Collection Notes

The was collected as part of a series of two Pachybrachis species at a light station in mesquite/acacia scrub in southeastern Arizona. The collector noted specimens would be sent to Bob Barney, a in the group.

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