Atrypanius rogueti, Vlasak & Santos-Silva, 2022

Atrypanius rogueti View in CoL sp. nov.

( Fig. 1 -6)

ZooBank:http://zoobank.org/ 02E3CF6A-F899-471F-B4CC-43B5ABEF80EA

Holotype, ♂, ECUADOR, Pichincha: 3,100 m, Sierra Alisos Hotel, Tambillo, 2.X.2021, J. Vlasak leg.( MZSP).

Description of the holotype

Coloration. – Head capsule blackish with dark-brown ventral surface; ventral mouthparts reddish brown, except dark-brown palpomeres with lightbrown apex; anteclypeus mostly dark yellowish brown centrally, dark brown laterally; labrum dark yellowishbrown posteriorly, yellowish brown anteriorly; mandible black; scape and pedicel brown; antennomere III light brown with apical areadarkened; antennomeres IV-X orangish brown with apex darkened; antennomere XI orangish brownbasally, mostlybrownish on remainingsurface. Prothorax dark brown with blackish irregular areas. Ventral surface of mesothorax dark brown, with central area of mesoventrite and most of mesoventral process blackish and brownish anterolateral areas of mesoventrite. Metanepisternum darkbrown;metaventrite black with reddish-brownarea close to metanepisternum. Scutellum dark brown with central area slightly lighter. Elytra brown laterally, including sides of dorsal surface, with posterior third and apex lighter; remaining dorsal area black except light orangish-brown sutural region on posterior third, subquadrate dark reddish-brown macula on posterior third of dorsal surface near suture, longitudinal dark reddish-brownband close to suture, with dark-brown spots interspersed, this band fused with subquadrate darkreddish-brownmacula. Coxae blackwithorangish area closetotrochanter; trochanters orangish; profemora blackish; base of meso- and metafemora partially orangish; remaining surface of mesofemora dark brown, with dorsal surface slightly lighter; metafemora dark brown ventrally and on sides of posterior third, reddish brown on remaining surface. Tibiae reddish brown basally, this area gradually longer from pro- to metatibiae, blackish apically. Pro- and mesotarsi mostly dark brown; metatarsus mostly reddish brown. Ventrite 1 mostly black; ventrites 2- 4 mostly dark brown with base reddish brown; ventrite 5mostly blackishwith reddish-brownareaoneachside of anterocentral region and most of posterior quarter.

Head. – Frons abundantly,finely punctate with smoothmedian groove; wide central area with abundant pale-yellow pubescence not obscuring integument toward clypeus, yellowish brown toward vertex; sides with yellow pubescence close to eyes and yellowish-white pubescence close to clypeus; median groove glabrous; with one long, erect dark-brown seta on each side close to eye. Area between antennal tubercles with abundant yellowish-brown pubescence, except glabrous median groove. Area between antennal tubercles and upper eye lobes transverselysulcate;vertex and area behind uppereyelobes withdense yellowishbrownpubescence,exceptglabrousmediangroove.Areabehind lower eye lobes with abundant yellowish-brown pubescence superiorly, pubescence slightly sparser and paler inferiorly. Antennal tubercles with pale yellowish-brown pubescence not obscuring integument, pubescence slightly denser frontally and denser and yellower apically. Genae distinctly shorter than lower eye lobe; sparsely,finely punctate; with dense yellowpubescence close to eye, sparser,pale yellow on remaining surface, except glabrous apex. Wide central area of postclypeus with abundant yellowish-white pubescence partially obscuring integument, and long, erect dark-brown setae interspersed. Sides of postclypeus glabrous. Labrum glabrousclose to anteclypeus, with dense whitish pubescence centrally and laterally, almost glabrous anteriorly, except sparse fringe of yellowish-white setae on anterior margin; with long, erect dark-brown setae interspersed centrally. Gulamentum smooth andglabrous, withanterocentral area depressed and with abundant yellowish-white pubescence. Distance between upper eye lobes 0.16times distance between outer marginsof eyes; in frontal view, distance between lower eye lobes 0.48 times distance between outer margins of eyes. Antennae 1.75 times elytral length, reaching elytral apex at basal fifth of antennomere VI. Scape with abundant pale-yellow pubescence not obscuring integument; apex with narrow cicatrix ( Fig. 5). Pedicel with sparse pale-yellow pubescence except apex with dense whitish pubescence. Antennomere III with whitish pubescence basally and sparse yellowish-white pubescence on remaining surface except dense pale-yellow pubescence on apex; with a few short, thick, erect black setae ventrally; with a pit near apex of inner surface ( Fig. 6). Antennomeres IV- XI with yellowish-white pubescence not obscuring integument; antennomere IV with a few short, thick, erect black setae ventrally; apexof antennomeresIV-X with a few short, thickblacksetae directed backward, setae gradually shorter and slender toward X.

Antennal formula based on length of antennomere III:

– Scape = 0.82 – Pedicel = 0.12. – IV = 0.85. – V = 0.60. – VI = 0.52. – VII = 0.45. – VIII = 0.45. – IX = 0.45. – X = 0.40. – XI = 0.40.

Thorax. – Prothorax transverse; with narrow anterior constriction; sides gradually divergent from anterolateral angles to lateral tubercle, convergent from lateral tubercle to posterolateral angles; lateral tubercle located on posterior quarter, conical, with apex slightly directed upward and backward. Pronotum with slightly elevated central gibbosity on posterior half; with transverse, smooth, glabrous sulcus on each side close to posterior margin; with transverse row of coarse punctures anteriorly and posteriorly, puncture coarser posteriorly;with a few moderately coarse punctures onanterocentral quarter; remaining surface finely, abundantly punctate, except smooth area close to anterior margin and center of central gibbosity; with longitudinal yellowish-white pubescent band centrally from smooth anterior area to posterior margin, pubescence dense on posterior quarter, except glabrous smooth area of central gibbosity; with one wide, longitudinal, sinuous yellowish-brown pubescent band on each side of central region, from anterior row of punctures to posterior transverse sulcus; with moderately sparse yellowish pubescence close to smooth anterior area and posterior margin; with large, irregular yellowish-brown pubescent macula on each side of anterior half, and another surrounding lateral tubercle of prothorax; remaining surface with dark-brown pubescence not obscuring integument. Sides of prothorax with abundant yellowish pubescence not obscuring integument, except glabrous anterior and posterior transverse sulci. Prosternum with dense pale-yellow pubescence laterally, pubescence sparser, yellowish white centrally, except glabrous anterior sulcus. Prosternal process with abundant whitish pubescence not obscuring integument; narrowest area 0.42 procoxal width. Sides of mesoventrite, mesanepisternum, and mesepimeron with dense pale-yellow pubescence; remaining surface of mesoventrite with sparse whitish pubescence, denser close to mesocoxal cavities. Mesoventral process with abundant white pubescence not obscuring integument, pubescence denser on center of posterior half; narrowest area 1.3 times mesocoxal width. Metanepisternum with pale-yellow pubescence not obscuring integument. Sides of metaventrite with dense pale-yellow pubescence partially obscuring integument, and remaining surface with abundant white pubescence partially obscuring integument. Scutellum with dense yellowish-white pubescence centrally; apex with narrow yellowish-brown pubescent band; remaining surface with minute yellowish-white pubescence.

Elytra. – Abundantly, coarsely punctate on basal half and entire side; with irregular, longitudinal row of coarse punctures near suture on posterior half and almost smooth on remaining posterior half; apex obliquely truncate. Anterior region of dorsal surface, from base to slightly after middle, with irregular yellowish-brown pubescent maculae and fragmented yellowish-white pubescent band from anterior fifth to middle, longitudinal, located on middle of dorsal surface on its anterior half, transverse on its central region, and longitudinal located near suture on its posterior half; remaining surface with both dark-brown and dark

1. Dorsal habitus. 2. Ventral habitus. 3. Lateral habitus. 4. Head, frontal view. 5. Apical cicatrix of the scape.

yellowish-brown pubescence, interspersed with glabrous areas. Sides with both brown and yellowish-brown pubescence not obscuring integument, from base to apex. Dorsal surface with wide, oblique blackish pubescent band located between middle and posterior third, from middle of dorsal surface to near suture. Beginning of posterior third of dorsal surface with large, dense yellowish-brown pubescent macula, from middle of dorsal surface to suture, except white macula inserted on middle of its posterior 2/3; remaining surface of posterior third with yellowish-brown pubescence, denser close to suture, except blackish pubescent macula close to inferior margin of dense yellowish-brown pubescent macula, and both brown and white pubescent spots close to suture.

Legs. – Femoral peduncles with abundant whitish pubescence not obscuring integument, remaining surface with abundant yellowish-white pubescence not obscuring integument, except apex with fringe of yellow pubescence. Tibiae with abundant yellowish-white pubescence, more pale yellow on some areas, denser ventrally on basal 2/3 of mesotibiae, and denser on basal quarter and sides of metatibiae; protibiae with dense, bristly dark-brown pubescence on ventral surface of posterior 3/4; posterior quarter of ventral surface of mesotibiae with abundant, thick, bristly dark-brown pubescence, thick, blackish setae on dorsal surface of posterior quarter, and a few short, erect, thick black setae ventrally on posterior half; posterior 2/3 of ventral surface of metatibiae with dense, bristly yellowish-brown pubescence, and sparse, short, erect, thick black setae interspersed. Dorsal surface of tarsomeres mostly with whitish pubescence not obscuring integument, and long dark setae interspersed laterally; metatarsomere I as long as II-III together.

Abdomen. – Ventrites1 - 4 with abundant pale-yellow pubescence not obscuring integument laterally and abundant white pubescence not obscuring integument on remaining surface, except glabrous posterocentral area of 2- 4; ventrite 5 with abundant whitish pubescence not obscuring integument.Apex of ventrite 5 widely concave.

Dimensions (mm).

– Total length, 6.30;

– Prothoracic length, 1.15;

– Anterior prothoracic width, 1.35;

– Posterior prothoracic width, 1.60;

– Maximum prothoracic width, 2.05;

– Humeral width, 2.35;

– Elytral length, 4.50.

Etymology. – We are pleased to name this species in honor of our colleague and friend Jean-Philippe Roguet in recognition of his contribution to the study of Lamiinae .