Loncovilius carlsbergi, Reyes-Hernández & Hansen & Shaw & Solodovnikov, 2024

Reyes-Hernández, José L., Hansen, Aslak Kappel, Shaw, Josh Jenkins & Solodovnikov, Alexey, 2024, Phylogeny-based taxonomic revision and niche modelling of the rove beetle genus Loncovilius Germain, 1903 (Coleoptera: Staphylinidae: Staphylininae), Zoological Journal of the Linnean Society (Zool. J. Linn. Soc.) 202 (1), pp. 1-42 : 35-36

publication ID

https://doi.org/ 10.1093/zoolinnean/zlad143

publication LSID

lsid:zoobank.org:pub:CE2383A-68A1-40A0-8F48-1271F96F86F1Corresponding

persistent identifier

https://treatment.plazi.org/id/C60DAE35-861F-D809-DB8A-FE10BBDFFE67

treatment provided by

Plazi

scientific name

Loncovilius carlsbergi
status

sp. nov.

Loncovilius carlsbergi sp.nov.

( Figs 7B, E View Figure 7 , 8A View Figure 8 , 11I, J, 12J, 13J, 14J)

Zoobank registration: urn:lsid:zoobank.org:act:C2A7BAAE-3D40-4ED6-9C8D-09602F86B9B3 .

Type material. Holotype: male, pinned, with labels as follows: [ CHILE: Magallanes and Chilean Antarctica, Puerto Edén ] Wellington Is. Pto. Eden [-49.11, -74.40] 4.XII1958 / CHILE Fr Kuschel /NHM [blue label]/NHMD 916967 / HOLOTYPE Loncovilius carlsbergi des. Reyes-Hernández, Hansen, Jenkins Shaw et Solodovnikov 2022. Deposited at NHM. Paratypes: [ CHILE: Magallanes and Chilean Antarctica, Puerto Edén ] Wellington Is. Pto. Eden 4.XII.1958 / CHILE Fr Kuschel /NHM [blue label] [2♂ 6♀ NHM; 1♀ NHMD ex. NHM; 1♀ CZUG ex. NHM; 1♂ FMNH ex. NHM]; [same data as above except:] 20.XI.1958 [5♂ 1♀ NHM; 1♀ FMNH ex. NHM]; [ CHILE: Magallanes and Chilean Antarctica] Nothofagus antarctica / CHILE HE I.Puerto Eden, Isla Wellington [-49.126, -74.40] 490S 40 ss. 29.xi.1958 /NHM [1♀ NHM]; [same data as above except:] CHILE HE6. [1♀ NHM]; [ CHILE: Magallanes and Chilean Antarctica] S. CHILE Pto. Edén Wellington Is. [-49.126, -74.40] Dec.7-15,’62 PJDarlinton/FIELD MUSEUM ex MCZ (retained duplic.)/ Loncovilius lividipennis (F + G) det. A. Newton 1993 [1♂ FMNH]; [ CHILE: Magallanes and Chilean Antarctica] Nothofagus antarctica / CHILE Pena.Munoz, HM 3.Gamero. 20–40 ss. [-52.33, -73.53, 12m] 27.xii.1958 / NHM [3♂ 2♀ NHM; 1♂ 1♀ MNNC ex. NHM]; [ CHILE: Magallanes and Chilean Antarctica] Munoz Gamero [-52.33, -73.53] 27.XII.1958 / CHILE Fr. Kuschel /Shore/NHM [6♂ 3♀ NHM; 1♂ NHMD ex. NHM]; [ CHILE: Magallanes and Chilean Antarctica] P.Voillians [Puerto Williams, -54.93, -67.619] 10.1-1959/ CHILE Fr Kuschel/4/NHM [1♂ CZUG ex. NHM]. All paratypes with label: PAÞTYPE Loncovilius carlsbergi des. Reyes-Hernández, Hansen, Jenkins Shaw et Solodovnikov 2022 .

Diagnosis: Pronotum with APP. Elytra yellowish-brown. Sternite III with basal transverse carina evenly converging at an obtuse angle. Aedeagus as in Figure 11I, J.

Description: Measurements ♂ [min–max (average); N = 6]: FBL = 3.5–3.95 (3.69); TL = 6.47–7.17 (6.71); HW = 0.87– 0.95 (0.9); HL = 0.89–0.95 (0.91); HW/HL = 0.95–1.03 (0.99); PW = 1.19–1.3 (1.25); PL = 1.11–1.2 (1.16); PW/ PL = 1.03–1.13 (1.08); EW = 1.75–1.86 (1.81); EL = 1.46–1.8 (1.61); PW/HW = 1.36–1.44 (1.38).

Measurements ♀ [min–max (average); N = 6]: FBL = 3.73– 3.94 (3.85); TL = 6.82–8.54 (7.92); HW = 0.91–0.96 (0.94); HL = 0.93–0.97 (0.95); HW/HL = 0.98–1 (0.99); PW = 1.2– 1.36 (1.28); PL = 1.2–1.26 (1.23); PW/PL = 1–1.09 (1.04); EW = 1.71–1.96 (1.84); EL = 1.59–1.74 (1.67); PW/ HW = 1.32–1.42 (1.36).

Head, mandibles, legs, last antennomeres, and last palpomeres dark-brown; first palpomeres and antennomeres, and elytra yellow; pronotum yellowish-brown; tergites and sternites with pale posterior margin.

Head from slightly wider than long, to slightly longer than wide; dorsally and ventrally glossy with few micropunctures and microsculpture of transverse waves, without coarse non-setiferous punctures; posterior angles indistinct with several setiferous punctures of medium and small-size. Eyes small size (EYL/HL = x = 0.45), from 1.27 to 1.35 times as long as temples (in lateral view) in males and from 1 to 1.16 times in females; distance between eyes about 1.24 times as long as length of eye in males and 1.41 times in females. Antennomeres 2 and 3 subequal in length; antennomeres 4 to 7 subequal in length; antennomeres 8 antennomeres 10 subequal in length; a11 from 1.62 to 2 times as long as a 10 in males and from 1.56 to 1.69 in females. Basal and parocular punctures usually single; posterior frontal puncture located posterior to temporal puncture; without small setose punctures between frontoclypeal punctures and anterior frontal punctures; ventral basal ridge rather straight, ends distinctly far from gular sutures; postgenal ridge present; postmandibular ridge reaching close to eye margin; PMP greatly reduced; nuchal ridge present laterally and dorsally, fused with infraorbital ridge; gula without microsculpture medially, gular sutures moderately separated in males and widely in females. Mandibles without dorsolateral groove; labrum with trapezoidal sclerotized region and entire apical margin; mentum with seta alpha only; penultimate labial palpomere markedly dilated apicad, apical palpomere distinctly narrower than previous and more or less subconical.

Pronotum slightly transverse, convex, evenly curved, with two PPDS, with an APP, with one SLSP; flexible postcoxal hypomeral extension (process) not interrupted by inferior line. Elytra evenly punctate, interspaces from about as long as, to three or five times as long as, diameter of punctures. Mesosternum with five macrosetae arranged in two rows medially.

Protibiae sexually dimorphic, with laterodorsal row of thick spines only in females. In males, mesotarsomeres 1–4 with pale adhesive setae, mesotarsomeres 1–3 with terminal plate. In females, mesotarsomeres 2–4 with pale adhesive setae without terminal plate. In both sexes, metatarsomeres 2–4 with pale adhesive setae, without terminal plate; metatarsomere 1 moderately longer than 5, metatarsomere 4 ventrally with apical margin bilobed.

Abdominal tergites III and IV with several rows of punctures of moderate size and density, without a sizeable impunctate area; tergite VIII emarginate medio-apically. Sternite III with basal transverse carina evenly converging at an obtuse angle; lateral tergal sclerites IX not dorsoventrally or laterally flaưened. Male sternite VIII with rectangular V-shaped emargination medially ( Fig. 14J View Figure 14 ); female sternite VIII with arcuate emargination medially; male sternite IX with obtuse emargination medially, its basal portion moderately longer than distal portion; male tergite X with U-shaped emargination medially ( Fig. 12J View Figure 12 ); female tergite X with U-shaped emargination medially ( Fig. 13J View Figure 13 ); ovipositor, its second gonocoxite with one macroseta medially.

Aedeagus as in Figure 11I, J; its total length 1.35–1.45.

Etymology: Ŋe species epithet is in honour of the Denmarkbased Carlsberg beer brewery, whose generous grants and beverages have facilitated much research in the Solodovnikov Lab. In addition, the male aedeagus resembles a boưle opener.

Distribution and habitat: Loncovilius carlsbergi is known only from the Magallanes and Chilean Antarctica Region of Chile, where it occurs in lowlands confined to Magellanic subpolar forest ecoregions. It is unknown how it was collected.

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Coleoptera

Family

Staphylinidae

Genus

Loncovilius

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