Description
| - The Eulichas dudgeoni species group of the genus Eulichas Jacobson, 1913 is revised. Three informal species complexes are established. All included species are described and their diagnostic characters are illustrated. The following eleven new species are described: E. alesbezdeki sp. nov. (Laos, Vietnam), E. jakli sp. nov. (Indonesia: Kalimantan), E. oborili sp. nov. (Thailand), E. robusta sp. nov. (Malaysia), E. sausai sp. nov. (Indonesia: Sumatra, Malaysia), E. serricornis sp. nov. (Malaysia), E. siamensis sp. nov. (Laos, Thailand, Vietnam), E. similis sp. nov. (Laos, Thailand), E. sundaensis sp. nov. (Indonesia: Sumatra, Java), E. villosa sp. nov. (Malaysia: Sabah), and E. wewalkai sp. nov. (Nepal). E. baeri (Fairmaire, 1898) is synonymised with E. baeri var. innotatus Pic, 1924 syn. nov. Lectotypes are designated for Eulichas baeri innotatus (Luzon, Philippines), E. incisicollis Pic, 1933 (Cameron Highlands, Malaysia), and Lichas subocellata Fairmaire, 1898 (Kinabalu, Sabah, Malaysia).
- The Eulichas dudgeoni species group of the genus Eulichas Jacobson, 1913 is revised. Three informal species complexes are established. All included species are described and their diagnostic characters are illustrated. The following eleven new species are described: E. alesbezdeki sp. nov. (Laos, Vietnam), E. jakli sp. nov. (Indonesia: Kalimantan), E. oborili sp. nov. (Thailand), E. robusta sp. nov. (Malaysia), E. sausai sp. nov. (Indonesia: Sumatra, Malaysia), E. serricornis sp. nov. (Malaysia), E. siamensis sp. nov. (Laos, Thailand, Vietnam), E. similis sp. nov. (Laos, Thailand), E. sundaensis sp. nov. (Indonesia: Sumatra, Java), E. villosa sp. nov. (Malaysia: Sabah), and E. wewalkai sp. nov. (Nepal). E. baeri (Fairmaire, 1898) is synonymised with E. baeri var. innotatus Pic, 1924 syn. nov. Lectotypes are designated for Eulichas baeri innotatus (Luzon, Philippines), E. incisicollis Pic, 1933 (Cameron Highlands, Malaysia), and Lichas subocellata Fairmaire, 1898 (Kinabalu, Sabah, Malaysia). (en)
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