Batriscenellus koreanus Kang, Park, Kim & Park, 2021

Kang, Jun-Young, Park, Sun-Jae, Kim, A-Young & Park, Jong-Seok, 2021, Revision of Korean species of the genus Batriscenellus Jeannel (Staphylinidae, Pselaphinae, Batrisitae) with description of one new species, ZooKeys 1033, pp. 159-171 : 159

publication ID

https://dx.doi.org/10.3897/zookeys.1033.59558

publication LSID

lsid:zoobank.org:pub:90991A80-4FFD-4ECE-BC63-279D33722C17

persistent identifier

https://treatment.plazi.org/id/6E280D51-FC3F-4AE7-9A2C-9AAF2132BC74

taxon LSID

lsid:zoobank.org:act:6E280D51-FC3F-4AE7-9A2C-9AAF2132BC74

treatment provided by

ZooKeys by Pensoft

scientific name

Batriscenellus koreanus Kang, Park, Kim & Park
status

sp. nov.

Batriscenellus koreanus Kang, Park, Kim & Park sp. nov. Figs 1 View Figure 1 , 2 View Figure 2

Material examined.

Holotype. 1♂ (NIBR), " Korea: Chungbuk prov. / Cheongwon-gun, / Bugi-myeon, Hwasang-ri , / 12III2020, 36°44'08.00"N, 127°29'01.40"E, 38 m / sifting soil litter / M-S Jang, / T-Y Jang" GoogleMaps . Paratype (1 male). 1♂ (CBNUIC), same data as holotype GoogleMaps .

Diagnosis.

This species can be distinguished from the other Batriscenellus species by the following combination of characters: antennomere 8 subquadrate and smallest (Fig. 1C View Figure 1 ), abdominal tergite V with a pair of median setiferous patches, VI with deep mediobasal sulcus (Fig. 1D View Figure 1 ), abdominal ventrite VIII with depressionand pair of dense setiferous patches (Fig. 1E View Figure 1 ), phallobase of male genitalia widely expanded, apical lobe of male genitalia curved to right in lateral view (Fig. 2C, D View Figure 2 ), paramere forked into two branches in lateral view, major branch curved to right (Fig. 2C, D View Figure 2 ).

Description.

Length 2.03-2.15 mm. Body reddish-brown (Fig. 1A View Figure 1 ). Head. All antennomeres with tubercles and long setae (Fig. 1C View Figure 1 ). Antennomere 1 subquadrate with dense trichomes on lateral margin, 2-7 rectangular, 8 rectangular [from photo] and smallest, 9 rectangular and larger than 3-8, 10 rhombic, 11 oval. Thorax. Each elytron with shallow discal stria. Abdomen. Abdominal tergite V with pair of setiferous patches, VI with deep sulcus (Fig. 1D View Figure 1 : arrow). Abdominal ventrite VIII with depression and pair of dense setiferous patches (Fig. 1E View Figure 1 : arrow). Aedeagus. Left side of phallobase widely expanded in dorsal view (Fig. 2A, B View Figure 2 : arrow). Apical lobe of male genitalia curved right in lateral view (Fig. 2C, D View Figure 2 ). Paramere forked into two branches in lateral view, major branch curved to right (Fig. 2C, D View Figure 2 ).

Distribution.

South Korea (Fig. 9 View Figure 9 : square)

Etymology.

This species is named for Korea, where this species was collected.

Habitat.

The two specimens of this species were collected by sifting soil litter of a riverside grassland.