Charisia takiyae Carli, Monné, Santos-Silva & Rafael, 2025, sp. nov.

Charisia takiyae sp. nov. (Figs 28–32) Description. Holotype male. Integument mostly blackish; ventral mouthparts both brown and dark brown except maxilla and labial palpomeres both reddish brown and yellowish brown; labrum dark brown anteriorly; scape, pedicel, and basal area of antennomere III dark brown, almost black on scape; remaining surface of antennomere III and antennomeres IV–XI brown. Mesoventral process dark brown except reddish-brown apical sides. Elytra blackish on circum-scutellar area, reddish-brown on remaining surface, this area gradually lighter toward apex, except large yellowish-brown area dorsally; Coxae and trochanters mostly reddish brown. Femora dark reddish brown basally. Pro- and mesotarsomeres I–III dark reddish brown and pro- and mesotarsomeres IV–V reddish brown; metatarsomere I–III mostly dark brown; Metatarsomere IV–V reddish brown; tarsal claws yellowish-brown. Abdominal intercoxal process reddish brown except orangish-brown margins. Head. Frons moderately sparsely, coarsely punctate centrally close to clypeus, abundantly, coarsely punctate laterally close to genae, abundantly, finely punctate between median groove and eyes; with moderately abundant white pubescence not obscuring integument between eyes, except glabrous median groove, a few long white setae centrally between eyes and clypeus, dense white pubescence on each side of central area, located between inferior margin of eyes and clypeus, and moderately sparse white pubescence toward genae. Area between antennal tubercles moderately sparsely, coarsely punctate, with sparse, both short and long white setae. Remaining surface of vertex densely, coarsely punctate, punctures distinctly coarser than on area between antennal tubercles; with sparse, long, erect setae laterally, setae yellowish basally, gradually whitish toward their apices, glabrous centrally. Area behind eyes densely, coarsely punctate; with a few moderately short, erect yellowish-white setae. Genae abundantly, coarsely punctate except smooth apex; with a few both short and long, erect yellowish setae toward ventral surface and moderately sparse white pubescence toward frons and clypeus, except glabrous smooth area. Antennal tubercles moderately sparsely, coarsely punctate; with sparse, short, decumbent white setae. Wide central area of postclypeus moderately sparsely, coarsely punctate; with long white setae directed forward. Sides of postclypeus smooth, glabrous. Labrum with a few coarse punctures on central area of posterior half, smooth on remaining surface; with long, erect yellowish setae on sides of punctate area and sparse whitish setae centrally, whitish setae distinctly shorter than yellowish ones; remaining surface glabrous except anterior margin with fringe of yellowish-brown setae. Outer surface of mandibles triangularly depressed on posterior 2/3; depressed area moderately abundantly, coarsely punctate; with a few short, decumbent white setae, one long, erect whitish seta on basal third, and tuft of long, erect yellowish setae close to apex of depressed area; remaining surface smooth, glabrous. Gulamentum transversely striate, mostly glabrous on posterior half; anterior half coarsely striate-punctate; with sparse, both long and moderately short, erect yellowish-brown setae. Distance between upper eye lobes 0.31 times distance between outer margins of eyes; in frontal view, distance between lower eye lobes 0.05 times distance between outer margins of eyes. Antennae 1.7 times elytral length, reaching about posterior seventh of elytra. Scape coarsely, somewhat rugose-punctate, except smooth dorsal apex; dorsally and laterally with a few short, erect white setae, a few moderately long, erect white setae, and a few long, erect setae, latter yellowish on basal half, white on posterior half; ventral surface with long, erect, moderately sparsely brown setae on posterior half. Pedicel sparsely, coarsely punctate; with short, erect yellowish-white setae dorsally and laterally, and long, erect brown setae ventrally. Antennomere III subcylindrical, smooth, glabrous basally and apically, abundantly, coarsely punctate on remaining surface; dorsal and lateral punctate areas with moderately sparse yellowish pubescence and short, erect, both white and yellowish setae interspersed; ventral surface with long, erect brown setae. Antennomere IV slightly widened from base to apex; smooth, glabrous basally and apically; remaining surface densely, finely punctate; with abundant yellowish-brown pubescence not obscuring integument, short, erect, both white and yellowish setae interspersed dorsally and laterally, and long, erect brown setae interspersed ventrally. Antennomeres V–X subtriangular; with dense yellowish-brown pubescence; V–VI with long, erect brown seta on ventral apex. Antennomere XI subcylindrical on basal 2/3, narrowed on apical third; with dense yellowish-brown pubescence. Antennal formula (ratio) based on length of antennomere III: scape = 1.53; pedicel = 0.53; IV = 0.94; V = 0.88; VI = 0.82; VII = 0.82; VIII = 0.82; IX = 0.73; X = 0.65; XI = 0.94. Thorax. Prothorax slightly rounded from anterolateral angles to posterior sixth, then more abruptly narrowed toward posterolateral angles. Pronotum abundantly, very coarsely punctate, punctures denser centrally, except slightly finer and dense punctures on posterior sixth and smooth area close to anterior margin; area close to anterior margin with abundant white pubescence laterally, sparse centrally; posterior fifth with abundant white pubescence, this area gradually narrowed toward center; with long, erect yellowish-brown setae interspersed throughout, setae more yellowish brown or brown depending on light intensity and source. Sides of prothorax abundantly, very coarsely punctate on anterior half close to pronotum, densely, coarsely punctate on remaining surface, this latter area somewhat rugose on posterior half; with dense, sinuous white pubescent band connecting anterior and posterior white pubescent bands on pronotum; remaining inferior area with abundant yellowish-brown pubescence not obscuring integument and yellowish-brown setae interspersed, setae more brown depending on light source, and abundant, long, erect dark-brown setae close to anterior margin. Prosternum moderately abundantly, coarsely punctate laterally, punctures distinctly denser and finer centrally, except smooth area close to sides of procoxal cavities; with long, erect brown setae laterally, except moderately short, erect yellowish setae close to procoxal cavities; central area with moderately abundant, both short and long, erect yellowish-brown setae not obscuring integument. Prosternal process with yellowish brown setae not obscuring integument; narrowest area 0.15 times procoxal width. Mesoventrite with sparse yellowish-white pubescence centrally, and dense dull yellowish-brown pubescence laterally. Mesanepisterna and mesepimera with dense dull yellowish-brown pubescence gradually whiter toward elytra. Mesoventral process with apical sides distinctly expanded; densely, minutely punctate except lateroapical expansions slight finely rugose; with abundant yellowish-white pubescence on sides of anterior half and posterocentrally, and a few long, erect yellowish-white setae on remaining surface, except glabrous lateroapical expansions; narrowest area 0.7 times mesocoxal width; apical width 1.1 times mesocoxal width. Metanepisterna densely, coarsely punctate, except smooth area anterosuperiorly and posteriorly close to metaventrite; with dense pubescence apically, pubescence dull yellowish brown toward elytron and whitish toward metaventrite; remaining surface with abundant, long, erect dark yellowish-brown setae and a few long, erect yellowish-white setae. Metaventrite abundantly, coarsely punctate; with dense yellowish-white pubescence on anterior third and sides of metathoracic discrimen, pubescence slightly more yellowish brown on some areas, and moderately sparse, long, erect yellowish-white setae on remaining surface. Scutellum with abundant white pubescence not obscuring integument centrally, subglabrous laterally. Elytra. Subtriangular; apex obliquely truncate; yellowish-brown area slightly depressed, laterally delimited by narrow smooth carina between anterior and posterior thirds of elytra; with longitudinal carina near epipleural margin, from humerus to apex; abundantly, coarsely punctate, punctures distinctly denser on posterior third and sparser and smoother on yellowish-brown area; with long, erect yellowish-brown setae on dorsal surface of anterior 2/3 closer to suture, setae more abundant on anterior third; remaining surface with sparse, short, erect yellowish setae. Legs. Femora pedunculate-clavate; pro- and mesofemoral club sparsely, coarsely punctate; metafemoral club densely, coarsely punctate; pro- and mesofemora with sparse, erect yellowish-brown setae dorsally and laterally, except a few white setae apically, and long, erect dark-brown setae ventrally; metafemora with moderately abundant, long, erect, both white and yellowish setae. Protibiae moderately sparsely and coarsely punctate; with sparse, both white and yellowish-brown setae dorsally and laterally, and dense, bristly dull yellowish-brown pubescence ventrally and apical half of inner surface; mesotibiae with sculpturing as on protibiae, with sparse, short, erect, both white and yellowish setae, except apical third of ventral surface with dense, bristly yellowish-brown pubescence; metatibiae densely, coarsely punctate, with moderately abundant, long, erect yellowish setae on inner region of dorsal surface and outer surface, and moderately abundant, long, erect brown setae on remaining surface, except glabrous dorsal apex and dense, bristly yellowish-brown pubescence on apex of ventral surface. Dorsal surface of protarsomeres with abundant yellowish-brown pubescence; not obscuring integument; dorsal surface of meso- and metatarsomeres with moderately abundan

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Journal
Zenodo (CERN European Organization for Nuclear Research)
Published
2025-05-09
DOI
https://doi.org/10.5281/zenodo.15389198
Primary Topic
Cephalopods and Marine Biology
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article
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article

Charisia takiyae Carli, Monné, Santos-Silva & Rafael, 2025, sp. nov.

Zenodo (CERN European Organization for Nuclear Research)
Cephalopods and Marine Biology
article

Charisia takiyae Carli, Monné, Santos-Silva & Rafael, 2025, sp. nov.

article en

Abstract

Charisia takiyae sp. nov. (Figs 28–32) Description. Holotype male. Integument mostly blackish; ventral mouthparts both brown and dark brown except maxilla and labial palpomeres both reddish brown and yellowish brown; labrum dark brown anteriorly; scape, pedicel, and basal area of antennomere III dark brown, almost black on scape; remaining surface of antennomere III and antennomeres IV–XI brown. Mesoventral process dark brown except reddish-brown apical sides. Elytra blackish on circum-scutellar area, reddish-brown on remaining surface, this area gradually lighter toward apex, except large yellowish-brown area dorsally; Coxae and trochanters mostly reddish brown. Femora dark reddish brown basally. Pro- and mesotarsomeres I–III dark reddish brown and pro- and mesotarsomeres IV–V reddish brown; metatarsomere I–III mostly dark brown; Metatarsomere IV–V reddish brown; tarsal claws yellowish-brown. Abdominal intercoxal process reddish brown except orangish-brown margins. Head. Frons moderately sparsely, coarsely punctate centrally close to clypeus, abundantly, coarsely punctate laterally close to genae, abundantly, finely punctate between median groove and eyes; with moderately abundant white pubescence not obscuring integument between eyes, except glabrous median groove, a few long white setae centrally between eyes and clypeus, dense white pubescence on each side of central area, located between inferior margin of eyes and clypeus, and moderately sparse white pubescence toward genae. Area between antennal tubercles moderately sparsely, coarsely punctate, with sparse, both short and long white setae. Remaining surface of vertex densely, coarsely punctate, punctures distinctly coarser than on area between antennal tubercles; with sparse, long, erect setae laterally, setae yellowish basally, gradually whitish toward their apices, glabrous centrally. Area behind eyes densely, coarsely punctate; with a few moderately short, erect yellowish-white setae. Genae abundantly, coarsely punctate except smooth apex; with a few both short and long, erect yellowish setae toward ventral surface and moderately sparse white pubescence toward frons and clypeus, except glabrous smooth area. Antennal tubercles moderately sparsely, coarsely punctate; with sparse, short, decumbent white setae. Wide central area of postclypeus moderately sparsely, coarsely punctate; with long white setae directed forward. Sides of postclypeus smooth, glabrous. Labrum with a few coarse punctures on central area of posterior half, smooth on remaining surface; with long, erect yellowish setae on sides of punctate area and sparse whitish setae centrally, whitish setae distinctly shorter than yellowish ones; remaining surface glabrous except anterior margin with fringe of yellowish-brown setae. Outer surface of mandibles triangularly depressed on posterior 2/3; depressed area moderately abundantly, coarsely punctate; with a few short, decumbent white setae, one long, erect whitish seta on basal third, and tuft of long, erect yellowish setae close to apex of depressed area; remaining surface smooth, glabrous. Gulamentum transversely striate, mostly glabrous on posterior half; anterior half coarsely striate-punctate; with sparse, both long and moderately short, erect yellowish-brown setae. Distance between upper eye lobes 0.31 times distance between outer margins of eyes; in frontal view, distance between lower eye lobes 0.05 times distance between outer margins of eyes. Antennae 1.7 times elytral length, reaching about posterior seventh of elytra. Scape coarsely, somewhat rugose-punctate, except smooth dorsal apex; dorsally and laterally with a few short, erect white setae, a few moderately long, erect white setae, and a few long, erect setae, latter yellowish on basal half, white on posterior half; ventral surface with long, erect, moderately sparsely brown setae on posterior half. Pedicel sparsely, coarsely punctate; with short, erect yellowish-white setae dorsally and laterally, and long, erect brown setae ventrally. Antennomere III subcylindrical, smooth, glabrous basally and apically, abundantly, coarsely punctate on remaining surface; dorsal and lateral punctate areas with moderately sparse yellowish pubescence and short, erect, both white and yellowish setae interspersed; ventral surface with long, erect brown setae. Antennomere IV slightly widened from base to apex; smooth, glabrous basally and apically; remaining surface densely, finely punctate; with abundant yellowish-brown pubescence not obscuring integument, short, erect, both white and yellowish setae interspersed dorsally and laterally, and long, erect brown setae interspersed ventrally. Antennomeres V–X subtriangular; with dense yellowish-brown pubescence; V–VI with long, erect brown seta on ventral apex. Antennomere XI subcylindrical on basal 2/3, narrowed on apical third; with dense yellowish-brown pubescence. Antennal formula (ratio) based on length of antennomere III: scape = 1.53; pedicel = 0.53; IV = 0.94; V = 0.88; VI = 0.82; VII = 0.82; VIII = 0.82; IX = 0.73; X = 0.65; XI = 0.94. Thorax. Prothorax slightly rounded from anterolateral angles to posterior sixth, then more abruptly narrowed toward posterolateral angles. Pronotum abundantly, very coarsely punctate, punctures denser centrally, except slightly finer and dense punctures on posterior sixth and smooth area close to anterior margin; area close to anterior margin with abundant white pubescence laterally, sparse centrally; posterior fifth with abundant white pubescence, this area gradually narrowed toward center; with long, erect yellowish-brown setae interspersed throughout, setae more yellowish brown or brown depending on light intensity and source. Sides of prothorax abundantly, very coarsely punctate on anterior half close to pronotum, densely, coarsely punctate on remaining surface, this latter area somewhat rugose on posterior half; with dense, sinuous white pubescent band connecting anterior and posterior white pubescent bands on pronotum; remaining inferior area with abundant yellowish-brown pubescence not obscuring integument and yellowish-brown setae interspersed, setae more brown depending on light source, and abundant, long, erect dark-brown setae close to anterior margin. Prosternum moderately abundantly, coarsely punctate laterally, punctures distinctly denser and finer centrally, except smooth area close to sides of procoxal cavities; with long, erect brown setae laterally, except moderately short, erect yellowish setae close to procoxal cavities; central area with moderately abundant, both short and long, erect yellowish-brown setae not obscuring integument. Prosternal process with yellowish brown setae not obscuring integument; narrowest area 0.15 times procoxal width. Mesoventrite with sparse yellowish-white pubescence centrally, and dense dull yellowish-brown pubescence laterally. Mesanepisterna and mesepimera with dense dull yellowish-brown pubescence gradually whiter toward elytra. Mesoventral process with apical sides distinctly expanded; densely, minutely punctate except lateroapical expansions slight finely rugose; with abundant yellowish-white pubescence on sides of anterior half and posterocentrally, and a few long, erect yellowish-white setae on remaining surface, except glabrous lateroapical expansions; narrowest area 0.7 times mesocoxal width; apical width 1.1 times mesocoxal width. Metanepisterna densely, coarsely punctate, except smooth area anterosuperiorly and posteriorly close to metaventrite; with dense pubescence apically, pubescence dull yellowish brown toward elytron and whitish toward metaventrite; remaining surface with abundant, long, erect dark yellowish-brown setae and a few long, erect yellowish-white setae. Metaventrite abundantly, coarsely punctate; with dense yellowish-white pubescence on anterior third and sides of metathoracic discrimen, pubescence slightly more yellowish brown on some areas, and moderately sparse, long, erect yellowish-white setae on remaining surface. Scutellum with abundant white pubescence not obscuring integument centrally, subglabrous laterally. Elytra. Subtriangular; apex obliquely truncate; yellowish-brown area slightly depressed, laterally delimited by narrow smooth carina between anterior and posterior thirds of elytra; with longitudinal carina near epipleural margin, from humerus to apex; abundantly, coarsely punctate, punctures distinctly denser on posterior third and sparser and smoother on yellowish-brown area; with long, erect yellowish-brown setae on dorsal surface of anterior 2/3 closer to suture, setae more abundant on anterior third; remaining surface with sparse, short, erect yellowish setae. Legs. Femora pedunculate-clavate; pro- and mesofemoral club sparsely, coarsely punctate; metafemoral club densely, coarsely punctate; pro- and mesofemora with sparse, erect yellowish-brown setae dorsally and laterally, except a few white setae apically, and long, erect dark-brown setae ventrally; metafemora with moderately abundant, long, erect, both white and yellowish setae. Protibiae moderately sparsely and coarsely punctate; with sparse, both white and yellowish-brown setae dorsally and laterally, and dense, bristly dull yellowish-brown pubescence ventrally and apical half of inner surface; mesotibiae with sculpturing as on protibiae, with sparse, short, erect, both white and yellowish setae, except apical third of ventral surface with dense, bristly yellowish-brown pubescence; metatibiae densely, coarsely punctate, with moderately abundant, long, erect yellowish setae on inner region of dorsal surface and outer surface, and moderately abundant, long, erect brown setae on remaining surface, except glabrous dorsal apex and dense, bristly yellowish-brown pubescence on apex of ventral surface. Dorsal surface of protarsomeres with abundant yellowish-brown pubescence; not obscuring integument; dorsal surface of meso- and metatarsomeres with moderately abundan

Zenodo (CERN European Organization for Nuclear Research)
Universidade Federal do Rio de Janeiro (BR), Universidade de São Paulo (BR), Instituto Nacional de Pesquisas da Amazônia (BR)
Openalex Percentile: Top 63%
Cephalopods and Marine Biology
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