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Key to Labidus of Costa Rica: Workers

10a. Petiole with well-developed anteroventral tooth: 20

10b. Petiole with no trace of anteroventral tooth: 30

20a. Face largely smooth and shiny; worker color bright red-brown; mesosoma relatively compact, with dorsal face of propodeum shorter than posterior face: coecus

20b. Face rough, not shiny; worker color dark brown; relatively more gracile, wiith dorsal face of propodeum subequal to or longer than posterior face: spininodis

30a. Face with dense microsculpture, matte: praedator

30b. Face smooth and shining: JTL-001

Page author:

John T. Longino, The Evergreen State College, Olympia WA 98505 USA.longinoj@evergreen.edu

Date of this version: 18 July 2005.
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