Alurnus costalis Rosenberg, 1898

Rendón-Ramírez, Alejandra, Vergara-Navarro, Erika Valentina & Quiroz-Gamboa, John Alveiro, 2024, The genus Alurnus Fabricius, 1775 (Chrysomelidae: Cassidinae: Alurnini) in Colombia with four new species records and an updated checklist in the country, Zootaxa 5551 (1), pp. 116-130 : 122

Alurnus costalis Rosenberg, 1898

( Fig. 7 )

Alurnus costalis bipartita Pic, 1926

Alurnus costalis dallieri Pic, 1926

Alurnus costalis niger Pic, 1926

Diagnosis. Antennal scape elongate and expanding. Vertex of head punctate with setae and medial sulcus. Front and clypeus punctate; each elytron with six costae; ochre-yellow on anterior half and reddish on posterior half ( Staines 2013).

Material examined. COLOMBIA: Nariño, Barbacoas, Altaquer, Reserva Natural Río Ñambí , 1440m, x.2009. Coll. E. Flórez & est. Tax. Anim. (1ex.) [ ICN-E] .

Measurements: 36mm

Plant associations. None found.

Distribution. Colombia (Nariño; Valle del Cauca), Ecuador ( Staines 2013, 2015).

Figures

FIGURES 7–10. Dorsal view Alurnus species from Colombia.7. Alurnus costalis Rosenberg, 1898. 8. Alurnus grossus Fabricius, 1775. 9. Alurnus horni Uhmann, 1935. 10. Alurnus humeralis Rosenberg, 1898 (eggs and pupae). Scale bars: 10 mm.