Pselaphodes smetanai, Huang, Meng-Chi & Yin, Zi-Wei, 2019

Huang, Meng-Chi & Yin, Zi-Wei, 2019, The Pselaphodes (Coleoptera: Staphylinidae: Pselaphinae) of Nepal, Revue suisse de Zoologie 126 (2), pp. 165-196 : 189-191

publication ID

https://doi.org/ 10.5281/zenodo.3463445

DOI

https://doi.org/10.5281/zenodo.3706073

persistent identifier

https://treatment.plazi.org/id/0393879E-FF8B-4B6C-6419-FE06191193D8

treatment provided by

Carolina

scientific name

Pselaphodes smetanai
status

sp. nov.

Pselaphodes smetanai View in CoL sp. nov.

Figs 19A View Fig 19 , 20 View Fig 20 A-K

Type material (1 specimen): Holotype; MHNG- ENTO-44078; ♂; NEPAL, ‘ NEPAL: Bagmati, Pokhare NE Barahbise, 2800 m, 3.5.81, Löbl - Smetana’ ( MHNG).

Type locality: Nepal, Sindhupalchok District , Pokhare NE Barahbise, 2800 m alt.

Diagnosis of males: Length 2.90 mm. Antennomeres 9 with round projection at apex, antennomeres 10 with small projection at base. Metaventral processes long,

with pair of small triangular projection in addition to long processes. Protrochanters with acute ventral spine, profemora with blunt ventral spine, protibiae with distinct spine at apex; mesotrochanters with two ventral spines, mesotibiae with small projection at apex. Median lobe of aedeagus slightly asymmetric and extending at apex; parameres elongate, narrowed at base and broadened at apex.

Description: Male ( Fig. 19A View Fig 19 ). Body reddish brown, BL 2.90 mm. Head slightly longer than wide, HL 0.62 mm, HW 0.61 mm; each eye composed of about 35 facets; with well-developed ocular canthus. Antennomeres ( Fig. 20A View Fig 20 ) 9-11 forming distinct club, antennomeres 9 with round projection at apex, antennomeres 10 with small tubercle at base. Pronotum ( Fig. 20B View Fig 20 ) longer than wide, PL 0.73 mm, PW 0.67 mm, rounded at anterolateral margins, constricted at apical third. Elytra wider than long, EL 0.61 mm, EW 1.25 mm. Metaventral processes ( Fig. 20C View Fig 20 ) long, with pair of small triangular projection in addition to long processes. Protrochanters with acute ventral spine, profemora with large, blunt ventral spine ( Fig. 20D View Fig 20 ), protibiae ( Fig. 20E View Fig 20 ) with distinct spine at apex; mesotrochanters with two ventral spines ( Fig. 20F View Fig 20 ), mesotibiae with small projection at apex ( Fig. 20G View Fig 20 ); metatrochanters and metafemora ( Fig. 20H View Fig 20 ) simple. Abdomen broad at base and narrowing apically, AL 0.94 mm, AW 1.32 mm. Length of aedeagus ( Figs 20 View Fig 20 I-K) 0.83 mm; median lobe distinctly narrowed and slightly asymmetric at apex; parameres elongate, almost symmetric, apically broadened; endophallus composed of one long and one short sclerite.

Female. Unknown.

Distribution: Nepal, Bagmati.

Comparative notes: The new species belongs to the P. bagmatius species-group, and is most similar to P. psomus described above in sharing similar forms of the antennal clubs, and the median lobe of the aedeagus being strongly extending apically. These two species can be separated only based on the slightly different position of the apical process of antennomeres 9, the relatively shorter metaventral processes with a different form of the apex, and the shorter ventral spine of the profemora of the new species.

Etymology: The new species is named after Ales Smetana, co-collector of the holotype.

MHNG

Museum d'Histoire Naturelle

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Coleoptera

Family

Staphylinidae

Genus

Pselaphodes

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