Alurnus horni Uhmann, 1935

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 horni Uhmann, 1935

( Fig. 9 )

Alurnus tricolor Uhmann, 1927

Diagnosis. Antennal scape subglobose, longer than pedicel. Vertex of head punctate, small tubercles between eyes; front sparsely punctate. Clypeus punctate. Each elytron with four or five costae, ochre-yellow, interspaces between the costae punctate; body length 24–30 mm ( Staines, 2013).

Material examined. COLOMBIA: Chocó, Río Valle , Bromeliaceae , viii. 1994. Coll. Omar Zapata, (1ex.) [MEFLG-6277] . Nariño, Ricaurte, Reserva Natural La Planada , 1181m, forest, 4. vii. 1994. Coll. F.J. Serna, (1ex.) [MEFLG-7163] . Valle del Cauca, Río Calima , quebrada el Pital, 10.i.1981. Coll. D. Torres, (1ex.) [ MHN-UPN] .

Measurements: n= 3. 35mm ± 1mm

Plant associations. Label indicates “ Bromeliaceae .”

Distribution. Alurnus horni is a new record for Colombia. Previously recorded from Ecuador ( Staines, 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.