Hylotribus

Queiroz, Fernando Luiz Cunha Avila Villar De & Mermudes, José Ricardo M., 2014, Six new species of Hylotribus Jekel, 1860 from Brazil (Coleoptera, Anthribidae, Anthribinae, Discotenini), Zootaxa 3814 (2), pp. 242-258 : 258

publication ID	https://doi.org/ 10.11646/zootaxa.3814.2.5
publication LSID	lsid:zoobank.org:pub:8A304418-4222-4C72-B36A-ADA29140B821
DOI	https://doi.org/10.5281/zenodo.6130795
persistent identifier	https://treatment.plazi.org/id/039887D1-FFEF-EF42-FF43-FF2D01C1FCA0
treatment provided by	Plazi
scientific name	Hylotribus
status

Treatment

Key to species of Hylotribus View in CoL from Brazil

1 Rostrum long and thin (RL: 1.1–2.3 mm; Rostrum ratio: 1.8–2.5 longer than wide. Frons without “V” shaped spot........ 2

- Rostrum relatively shorter and broader (RL: 0.9–1.1; Rostrum ratio: 1.3–1.5 longer than wide. Frons with evident “V” shaped spot................................................................................................ 4

2 Pronotum without yellowish stripe. Antebasal carina 3-fragmented. Elytra with anterior tubercles well developed, merged by interstriae 1–4. ( Brazil, RJ) ( Figs. 1–2 View FIGURES 1 – 2 ).................................................. H. fluminensis View in CoL sp. nov.

- Pronotum with yellowish stripe from posterior region of central tubercle reaching posterior margin of pronotum. Antebasal carina 2-fragmented. Elytra with anterior tubercles feebly developed, merged by interstriae 2–4...................... 3

3 Dorsum of rostrum with distinct central carina. Pronotum with yellowish stripe that reaches posterior margin of pronotum and with central tubercle well developed. Elytra with transverse dark stripe between ante-apical tubercles, anteriorly surpassing elytra medial line, and other transverse yellowish stripe at apical declivity ( Brazil, RS) ( Figs. 9–10 View FIGURES 9 – 10 ).... H. gauchus View in CoL sp. nov.

- Dorsum of rostrum without carina. Pronotum with narrow yellowish stripe that reaches halfway between antebasal carina and posterior margin. Elytra with transverse dark stripe between ante-apical tubercles that does not surpass medial line, lacking other stripe at apical declivity ( Brazil, SP) ( Figs. 3–4 View FIGURES 3 – 4 )......................................... H. sublimis View in CoL sp. nov.

4 Frons with “V” shaped spot with obtuse angle. Antebasal carina sinuous towards sides. Scutellum with whitish pubescence anteriorly oriented. Humeri with weakly evident callus; apical declivity of elytra blackened with transverse white-yellowish stripe; interstria 7 strongly costate ( Brazil, SC) ( Figs. 5–6 View FIGURES 5 – 6 )................................... H. plaumanni View in CoL sp. nov.

- Frons with “V” shaped spot with acute angle. Antebasal carina straight to sides. Scutellum with brownish, sparse setae, anteriorly oriented. Interstria 7 not costate...................................................................... 5

5 Humeral callus well developed and with distinct tuft of setae at apex; elytra apical declivity without transverse stripe; winged ( Brazil, SP) ( Figs. 7–8 View FIGURES 7 – 8 )............................................................ H. frontispeltastes View in CoL sp. nov.

- Humeral callus vestigial and with distinct tuft of setae at apex; elytra apical declivity with transverse yellowish stripe between ante-apical tubercles; wingless ( Brazil, MG and SP) ( Figs. 11–12 View FIGURES 11 – 12 )............................... H. involucer View in CoL sp. nov.