Two new species of Eccoptopterus Motschulsky, 1863 ambrosia beetle from Taiwan and Thailand (Coleoptera, Curculionidae, Scolytinae, Xyleborini)

Wisut Sittichaya; Ching-Shan Lin; Sarah M Smith; Chaninan Pornsuriya; Anthony I Cognato

doi:10.3897/zookeys.1217.129707

Two new species of Eccoptopterus Motschulsky, 1863 ambrosia beetle from Taiwan and Thailand (Coleoptera, Curculionidae, Scolytinae, Xyleborini)

Zookeys. 2024 Nov 5:1217:247-262. doi: 10.3897/zookeys.1217.129707. eCollection 2024.

Authors

Wisut Sittichaya¹, Ching-Shan Lin², Sarah M Smith³, Chaninan Pornsuriya¹, Anthony I Cognato³

Affiliations

¹ Agricultural Innovation and Management Division, Faculty of Natural Resources, Prince of Songkla University, Songkhla, 90110, Thailand Prince of Songkla University Songkhla Thailand.
² Department of Entomology, National Taiwan University, Taipei 10617, Taiwan National Taiwan University Taipei Taiwan.
³ Department of Entomology, Michigan State University, 288 Farm Lane, room 243, East Lansing, MI 48824, USA Michigan State University East Lansing United States of America.

Abstract

Two xyleborine ambrosia beetles, Eccoptopterusformosanus sp. nov. and E.intermedius sp. nov. are described from Taiwan and Thailand, respectively, based on DNA sequences (COI and CAD) and morphological characteristics. A key to the Eccoptopterus species of Southeast Asia is provided.

Keywords: Ambrosia beetle; Taiwan; Thailand; molecular; new species; taxonomy; xyleborine.