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Systematics, Evolution, and Biodiversity

Poster: SysEB, Phylogenetics, Morphology, and Evolution

A 100-gene phylogeny elucidates Euwallacea (Coleoptera, Curculionidae: Scolytinae: Xyleborini) ambrosia beetle taxonomy

Tuesday, November 11, 2025

9:00 AM - 5:00 PM Pacific

Location: Exhibit Hall A-A1, OCC

Presenting Author(s)

SS

Sarah M. Smith

Curator
Michigan State University
East Lansing, Michigan

Co-Author(s)

PG

Patrick Gorring

Florida State Collection of Arthropods
Gainesville, Florida
RB

Roger A. Beaver

Mae Rim, Chiang Mai, Thailand
AC

Anthony Cognato

Michigan State University
East Lansing, Michigan

A 100-gene phylogeny of Euwallacea is presented. Euwallacea has historically been defined using a combination of homoplastic morphological characteristics. The phylogeny shows that the genus is not monophyletic and includes species from four undescribed genera.