Pristerophora

Smith, Andrew B. T., 2008, South American Melolonthinae (Coleoptera: Scarabaeidae) classification and nomenclature: some problems and solutions, Insecta Mundi 2008 (60), pp. 1-28 : 13

Key to species of Pristerophora

Males have metatibial spurs absent and elongate antennal clubs approximately equal in length to remaining basal antennomeres. Females have two metatibial spurs and short antennal clubs that are significantly shorter than remaining basal antennomeres.

1. Protibial spur present. Total length usually greater than 7 mm. Elytra color and setae even, not generally mottled or patchy (Figs. 12-13) ................................................................................ 2

— Protibial spur absent. Total length less than 7 mm. Elytra color and setae uneven, often giving a mottled or patchy appearance (Fig. 14) ....................... Pristerophora picipennis (Philippi)

2(1). Total length greater than 9.5 mm. Male with bulbous eyes separated by 1-2 eye-widths ............ ........................................................................................ Pristerophora longipes (Philippi) — Total length less than 9.5 mm. Male with eyes not enlarged, separated by 4 eye-widths ............ .............................................................................................. Pristerophora paulseni Smith