Pseudohomonyx javanus (Burmeister, 1847)

Heteronychus javanus Burmeister, 1847: 98 .

Pseudohomonyx javanus: Arrow, 1908: 326; Arrow 1937: 32; Endrődi 1969: 442, figs. 38–39 (parameres); Endrődi 1985: 316, figs. 1222–1223 (parameres); Krajčík 2005: 55; Krajčík 2012: 228; Jákl & Zídek 2017: 25, figs. 23, 27 (habitus), 24, 28 (head and pronotum), 25–26, 29–30 (parameres).

Pseudohomonyx javanus javanus: Endrődi 1985: 317.

Pseudohomonyx morator sensu Arrow, 1908 (nec Fabricius, 1798).

Heteronychus sumatrensis Fairmaire, 1896: 225 .

Pseudohomonyx sumatrensis: Arrow, 1908: 326; Arrow 1937: 32.

Pseudohomonyx javanus sumatrensis: Endrődi 1969: 442, Endrődi 1985: 317; Krajčík 2005: 55; Krajčík 2012: 228; Jákl & Zídek 2017: 25 (synonymized with Pseudohomonyx javanus).

Type locality: “ Java occident. [western Java], Sukabumi, 2000”

Type depository: Neotype of Pseudohomonyx javanus javanus (Burmeister, 1847): ♁ (HNHM); Lectotype of Pseudohomonyx javanus sumatrensis (Fairmaire, 1896): ♁ (MNHN); Paratype of Pseudohomonyx javanus sumatrensis (Fairmaire,1896):1[sex unknown](HNHM) (information regarding HNHM type materials are referenced from a datasheet of Dynastinae collection in HNHM provided by the late Ottó Merkl, private communication, 2020).

Material examined (5♁♁). Thailand: 1♁ (CWP), 5°53’07.05”N, 101°01’17.06”E, Betong, Yala Prov., 24.V.2022, Suradet Sae-Liang Leg . Malaysia: 4♁♁ (EUMJ), Univ. Malaya Field Studies Centre, Ulu Gombak, Daerah Gombak, Selangor State, alt. 250 m, 12–18.III.2009, Y. Senda leg.

Distribution: Indonesia: Sumatra Island, Nias Island, Java Island; Malaysia (new record); Thailand (new record).