Truncaudum agnatum (Eggers)
Xyleborus agnatus Eggers, 1923
Cyclorhipidion agnatum (Eggers): Wood and Bright 1992
Truncaudum agnatum (Eggers): Hulcr and Cognato 2010
Xyleborus polyodon (Eggers, 1923), syn. n.
Cyclorhipidion polyodon (Eggers, 1923): Wood and Bright 1992, syn. n. (complete taxonomic history in Wood and Bright 1992)
Specimens examined.
Truncaudum agnatum: New Guinea, Hatam (cotype, MCG). Xyleborus polyodon: Philippines, Luzon, Mt. Makiling; (unspecified “type”, SMTD).
Comments.
Type of Xyleborus polyodon similar to Truncaudum agnatum, except tubercles on and around declivity larger, pointed. Tubercles in homologous position. Eggers’s unspecified “type” in SMTD from the same collection series as lectotype at USNM (Anderson & Andreson, 1971).