Omophoita equestris ( Fabricius, 1787 )

Begha, Bruno Piotrovski, Anjos, Camila Alves Dos, Santos, Mateus Henrique & Prado, Laura Rocha, 2023, Checklist of Omophoita Chevrolat, 1836 (Coleoptera: Chrysomelidae: Galerucinae: Alticini) and diagnoses for some species from southern Brazil: notes on the taxonomic history, redescriptions and new records, Zootaxa 5357 (3), pp. 375-397 : 385-386

publication ID	https://doi.org/ 10.11646/zootaxa.5357.3.3
publication LSID	lsid:zoobank.org:pub:13D1622C-93E5-4B60-98A1-C1075A1B3C17
DOI	https://doi.org/10.5281/zenodo.10063782
persistent identifier	https://treatment.plazi.org/id/90463355-FFF7-FFAE-FF75-C99DF17DCD94
treatment provided by	Plazi
scientific name	Omophoita equestris ( Fabricius, 1787 )
status

Treatment

Omophoita equestris ( Fabricius, 1787)

( Figs 6 View FIGURES 5–11 , 13 View FIGURES 12–18 , 19 View FIGURES 19–22 , 24 View FIGURES 23–28 )

References: Scĥnherr 1808: 316 ( Haltica ); Sturm 1843: 281; Blackwelder 1945: 708; Bechyné 1955a: 6; Bechyné 1956a: 1042; Bechyné 1957b: 20; Bechyné 1958a: 670; Bechyné 1959: 354; Scherer 1960: 260; Bechyné & Bechyné 1971: 294; Duckett & Kjer 2000: 122; Staines 2002: 407.

Type (Syntype): Chrysomela equestris Fabricius 1787 . No collector, no locality. Deposit institution: Hunterian Museum, University of Glasgow, Scotland .

Length: 6,95–7,74 mm.

Head: dark brown to black. Small pale macula visible, limited to the antennal calli. No maculae at the lower portion of the frons. Mouthparts: labrum with eight setae. Antennae: dark brown.

Prothorax: pronotum yellowish. Metathorax and mesothorax: with the same color as the head. Elytra: elytral integument reddish-brown. Four large rectangular pale maculae visible; two maculae at the proximal portion of the elytra, reaching the base of the elytra, two maculae at the distal portion of the elytra reaching the margin of the elytra. Scutellum: triangular, posterior portion rounded. Legs: dark brown to black.

Abdomen: dark brown. Male Aedeagus Median lobe ( Fig. 19 View FIGURES 19–22 ): apical hood acuminated. Ventral sclerite visible in dorsal view; longer than the sides of the median lobe; apex acuminated, short and wide. Dorsal median process visible; proximal portion of the dorsal median process narrower than the apex; two forked thin projections at the apex, “horseshoe-shaped”, base of the projections with subequal width to the apex. Dorsal lateral sclerites visible, subtriangular. Oblique dorsal processes ventrally curved; apex acuminated in dorsal view. Female Tignum ( Fig. 24 View FIGURES 23–28 ): base and apex with subequal width; hood-like structure in the median portion present ( Fig. 4 View FIGURES 3–4 ), median portion with parallel margins; distal portion with divergent margins, goblet-like.

Specimens studied: BRAZIL: Paraná: Ponta Grossa, Itaiacoca , Almeida, M. 07.III.2020, undissected(LabGevUEPG) ; Santa Catarina: Anitápolis, Pohl, B. XII.1933 ( MZUSP); Santa Catarina, Joinville, Rio Bracinho , Dirings, XI.1955 ( MZUSP); Santa Catarina, Rodeio, Dirings, III.1955 ( MZUSP); Santa Catarina, S„o Bento do Sul, Dirings, II.1951 1F ( MZUSP); Santa Catarina, Tijucas, Wernel, I.1955 ( MZUSP); Santa Catarina, Timbó, Dirings, III.1955 1 F ( MZUSP); S„o Paulo, Barueri, Lenko, K., I.1966 ( MZUSP) .

Observed distribution in the Southern Brazil: Paraná ( Antonina, Curitiba, Ponta Grossa ) e Santa Catarina (Joinville, Rodeio, S „o Bento do Sul , Tijucas, Timbó) ( Fig. 31 View FIGURES 29–35 ).