Biolus asperipennis (Mulsant and Rey)

Lumen, Ryan & Kamdńskd, Marcdn J., 2024, evdsdon of the darkldng beetle genus Eurynotus (Blaptdnae: Platynotdnd % and new records of ovovdvdpary dn ºenebrdonddae, Zoological Journal of the Linnean Society 201 (201), pp. 358-386 : 376

publication ID

https://doi.org/ 10.1093/zooldnnean/zlad146

DOI

https://doi.org/10.5281/zenodo.13315095

persistent identifier

https://treatment.plazi.org/id/C27387A7-FFE0-FFCF-9A05-0201FB0A7162

treatment provided by

Plazi

scientific name

Biolus asperipennis (Mulsant and Rey)
status

 

2. Biolus asperipennis (Mulsant and Rey) stat. res.,comb. nov.

( Figs 2B View Figure 2 , 6G View Figure 6 , 8B View Figure 8 )

Eurynotus asperipennis Mulsant and Rey, 1854a: 23.– Mulsant and Rey 1854b: 169; Lacordaire 1859: 239; Gebien 1938: 414;

Koch 1954a: 280; 1954b: 2; Banaszkiewicz 2006: 63; Kamiński 2016: 235.

Diagnosis: Lacks sclerite in bursa copulatrix (present in B. analisetosus and B. granulatus ). Biolus asperipennis has two puncture types on ventrite V (single type in B. omeri and B. granulatus ), and golden setae on the tarsi (dark/black in B. omeri , B. sauroides , and B. brunoi ). Without close inspection, B. brunoi (length 15–18 mm; width 7.5–10 mm) specimens may appear similar to smaller specimens of B. asperipennis (length 19–22 mm; width 8–11 mm); however, B. asperipennis has golden tarsal setae (black or dark in B. brunoi ), a weaker circumocular depres - sion, the pronotal process is more pronounced, and the male tibiae are also at most only slightly modified in B. brunoi , while in B. asperipennis they are more strongly curved. See the diagnosis of B. brunoi below for more details.

Redescription: Length 19–22mm, width 8–11mm. Head: Punctate; punctures closely spaced, separated by ≤1 punc - ture diameter. Mentum without apical notch. Eye with weakly impressed sulcus situated around perimeter of dorsal lobe. Prothorax: Pronotum punctate, punctures separated by ≥1 puncture diameter. Hypomeron lightly sculptured/ wrinkled with small punctation and microtuberculation. Pterothorax: Elytra not costate, without macrotubercles on disc. Elytral intervals with or without microtuberculation. Epipleuron with many small, faint microtubercles. Abdomen: Finely punctate, punctures separated by>1 puncture diam - eter. Abdominal ventrite V punctures separated by ≥ 1 punc - ture diameter with larger, setigerous punctures intermixed, females with median, apical notch. Legs: Male hind tibiae slightly flattened/twisted, appearing bent. Female legs un - modified. Tarsi with golden setae. Males: pro/meso tarsi robust with large, ventral, tomentose pads. Male terminalia: Parameres ‘bottle -shaped’, strongly tapered and truncate ap - ically. Female terminalia: Bursa copulatrix without accessory pouch or sclerites.

Material examined: Lectotype, here designated (MNHN): ‘ Eurynotus ? sp. cap.?; blue circle label ‘ Eurynotus asperipennis Muls cap. b. sp.?’ also with a red label with handwriting: ‘Type’.

(See Appendix S1 for additional material examined.)

Note: As the original description lacks information defining the number or specificity of specimens used, one from the presumed syntype series is here designated as the lectotype to fix the taxo - nomic status of the species and genus (Fig. 2B).

Distribution: South Africa (Fig. 9).

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Coleoptera

Family

Tenebrionidae

Genus

Biolus

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