Apotomorhamphus geminus Riedel, 2024

Riedel, Alexander, 2024, Taxonomic review of weevils of the tribe Celeuthetini, mainly from Sundaland, Sulawesi and the Lesser Sunda Islands (Coleoptera, Curculionidae, Entiminae), Zootaxa 5464 (1), pp. 1-75 : 10-11

Apotomorhamphus geminus Riedel sp. n.

http://zoobank.org/ urn:lsid:zoobank.org:act:A704B73E-0565-4BD6-A1CF-C921F9336944

Description. Holotype ( Fig. 2a ). Length. Pronotum plus elytron 2.90 mm. Integument uniformly covered with appressed, broad scales of bluish-green iridescent color. Article 2 of antennal funicle 1.1 X longer than article 1. Pronotum punctate-granulate, covered with green iridescent scales. Elytral intervals with distinct rows of suberect, elongate, brownish scales, clearly visible in profile ( Fig. 2c ). Genitalia. Penis ( Fig. 2b ). Intraspecific variation. Length. Pronotum plus elytron 2.85–3.35 mm.

Material examined. Type specimens. Holotype,male: INDONESIA,S-Sulawesi,S-Sulawesi, Gn.Lompobatang, Malakaji, Parambintolo, 1600–2130 m, 21-IX-1997; condition: fair; genitalia in glycerol in microtube; DNA extraction ARC7336 (GenBank # OR590502) ( MZB) . Paratypes: 18 exx, same data as holotype ( ARC, SMNK) .

Etymology. This epithet is based on the Latin noun geminus (twin) and refers to the close resemblance with its sibling species A. splendens Faust.

Notes. This species is very similar to A. splendens Faust but differs by the distinct rows of suberect scales on the elytral intervals and an 11.8% cox1 p-distance.

Figures

FIGURE 2 a–c. Apotomorhamphus geminus sp. n., holotype: (a) Habitus (b) Penis (c) Elytron in profile; arrow marking suberect scales. Figure 2 d. Apotomorhamphus parcesetosus Voss, elytron in profile.