Lomanoxia costulata CEMT

Lomanoxia costulata (Harold, 1867) Figs 18A–B, 46B Euparia costulata Harold, 1867b: 82. Lomanoxia costulata – Martínez 1951: 29. Diagnosis Length 4.5–5.0 mm. Head with minute granules; clypeus sinuate. Pronotum setaceous; anterior angles expanded forward; lateral margins of pronotum contiguous to posterior margin, fringed by setae of similar size of those of posterior angles; posterior margin of pronotum with medial lobe. Elytra broad, not broader than pronotum; interstriae tectiform, with minute setaceous elevations. Abdomen with ventrites four and five strigate anteriorly. Material examined BRAZIL – Goiás • 1 spec.; Niquelândia; Oct. 1993; CEMT. – Mato Grosso • 1 spec.; Rondonópolis, P.E. Dom Osório Stoffel; 16°38′ S, 54°45′ W; 6 Mar. 2021; V. Costa-Silva leg.; light; CEMT. – Mato Grosso do Sul • 1 spec.; Selvíria, UNESP Farm; 3 Oct. 1993; C.A.H. Flechtmann leg.; Brachiaria decumbens pasture; black light trap; CEMT • 1 spec.; Três Lagoas, Horto Novo Palmito Três Lagoas Agroflorestal; 4 Mar. 1993; C.A.H. Flechtmann leg.; black light trap; CEMT • 1 spec.; Três Lagoas, Horto Rio Verde, Três Lagoas Agroflorestal; 23 Nov. 1993; C.A.H. Flechtmann leg.; Cerrado stand; black light trap; CEMT • 1 spec.; Três Lagoas, Horto Barra do Moeda Três Lagoas Agroflorestal; 30 Nov. 1993; C.A.H. Flechtmann leg.; Eucalyptus grandis stand; black light trap; CEMT • 1 spec.; Três Lagoas, Horto Rio Verde, Três Lagoas Agroflorestal; 12 Jan. 1995; C.A.H. Flechtmann leg.; Eucalyptus grandis stand; CEMT. – Minas Gerais • 2 specs; Teixeiras; Nov. 1996; Hardy and Harrison leg.; CEMT. – Rio de Janeiro • 1 spec.; Rio de Janeiro, Floresta da Tijuca; J.E Celso leg.; CEMT. Sexual dimorphism Males and females are indistinguishable from each other. Collecting information Specimens were collected with UV light traps in Eucalyptus grandis forests and Urochloa decumbens pastures. Some specimens were extracted from nests of Atta sexdens (Stebnicka 2007a). Remarks This species is extremely similar to Lomanoxia melloi. In addition to the characters provided in the key, Lomanoxia costulata can be identified by a subtly broader elytra.