Music Journal
Leptaulax bicolor
2026-11-15 01:56:31 · Cedar Herald Index
Leptaulax bicolor is a beetle of the Family Passalidae found throughout Australia, Cambodia, Eastern Himalayas, India, Indonesia: Borneo, Java, Moluccas, Sulawesi, Sumatra; Laos, Malaysia, Myanmar, New Guinea, Philippines, Sri Lanka, Thailand and Vietnam.
Description
Parietal ridge extending to supraorbital ridge. The anterior marginal groove of pronotum is more pronounced and broader. Body consists with many large, distinct punctures. Hypostomal process without longitudinal groove on ventrum.

Synonyms
There are several synonyms assigned to the species due to widespread distribution and similarity with other related species.

Leptaulacides analis Zang, 1906
Leptaulacides anaulax Zang, 1905
Leptaulacides andamanarum Zang, 1905
Leptaulacides fruhstorferi Zang, 1905
Leptaulacides nietneri Zang, 1905
Leptaulacides palawanicus Zang, 1905
Leptaulacides papuanus Zang, 1906
Leptaulacides rugulosus Zang, 1905
Leptaulax abdominisculptus Kuwert, 1891
Leptaulax aurivillii Kuwert, 1891
Leptaulax batchianae Kuwert, 1891
Leptaulax calcuttae Kuwert, 1891
Leptaulax cicatricosus Kuwert, 1891
Leptaulax consequens Kuwert, 1891
Leptaulax differentispina Kuwert, 1891
Leptaulax dindigalensis Kuwert, 1898
Leptaulax divaricatus Kuwert, 1898
Leptaulax evidens Kuwert, 1898
Leptaulax formosanus Doesburg, 1942
Leptaulax geminus Kuwert, 1898
Leptaulax hansemanni Kuwert, 1898
Leptaulax incipiens Kuwert, 1891
Leptaulax malaccae Kuwert, 1891
Leptaulax manillae Kuwert, 1891
Leptaulax maxillonotus Kuwert, 1891
Leptaulax medius Kuwert, 1891
Leptaulax morator Kuwert, 1898
Leptaulax niae Kuwert, 1898
Leptaulax novaeguineae Kuwert, 1891
Leptaulax obtusidens Kuwert, 1891
Leptaulax roepstorfi Kuwert, 1898
Leptaulax separandus Kuwert, 1891
Leptaulax sequens Kuwert, 1898
Leptaulax subconsequens Kuwert, 1891
Leptaulax sumatrae Kuwert, 1898
Leptaulax tenesserimensis Kuwert, 1898
Passalus innocuus Dejean, 1837
Passalus vicinus Percheron, 1844
Passalus bicolor Fabricius, 1801
References
Passalidae
