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Body elongate, rectangular. Head: eyes not prominent; clypeus
triangular, smooth, edges margined, central keel present. Antennae:
8-segmented. Pronotum: trapezoidal; base as wide or else
little narrower than elytra; strongly narrowed behind anterior
margin, conical; with 3 dark longitudinal vittae, which extend
to side margins. Elytra: 10 1/2 rows of punctures; four costae,
3rd and 4th unite at apex; apical and side margins dentate; flat
triangular lamina on exterior angle. Legs: serrate; profemur
with 1 to 3 teeth on inner margin.
Key to the Probaenia known from La Selva
1. Pronotum with three vittae on disc Probaenia pici
Pronotum with one vitta on disc 2
2. Profemora with two teeth Probaenia armigera
Profemora without teeth Probaenia sp.1
Species known from La Selva:
Probaenia armigera (Baly)
Probaenia pici Uhmann
Probaenia sp.1 Staines ms.
Page authors:
C. L. Staines, 3302 Decker Place, Edgewater MD 21037. Staines.Charles@NMNH.SI.EDU
John T. Longino, The Evergreen State College, Olympia WA 98505 USA. longinoj@evergreen.edu