Aulacopalpus (VIRIDIS GUERIN-MENEVILLE, 1838)

Smith, Andrew B. T., 2002, Revision Of The Southern South American Endemic Genus Aulacopalpus Guérin-Méneville With Phylogenetic And Biogeographic Analyses Of The Subtribe Brachysternina (Coleoptera: Scarabaeidae: Rutelinae: Anoplognathini), The Coleopterists Bulletin 56 (3), pp. 379-437 : 397

Key to the Species of Aulacopalpus

1 Meso­ and metatarsal claws simple ---------------------------------------------------------------------- 2

1' Meso­ and metatarsal claws thickened and bifurcate or with ventral tooth (e.g., Figs. 6–8 ) ------------------------------------------------------------------------------------------------------------- 3

2 Tarsomere 5 with ventromedial tooth ( Fig. 7 ) -------------- A. pygidialis Ohaus

2' Tarsomere 5 without ventromedial tooth (e.g., Figs. 6 and 8 ) --------------------- -------------------------------------------------------------------------------------------------------------------------- A. castaneus (Laporte)

3 Tarsomere 5 with ventromedial tooth (e.g., Fig. 7 ) ------------------------------------------------ ------------------------------------------------------------------------------------------------------------- A. valdiviensis Smith , n. sp.

3' Tarsomere 5 without ventromedial tooth (e.g., Figs. 6 and 8 ) ------------------- 4

4 Dorsally bicolored with brown head, elytron; pronotum with greenish reflections. Pronotum with long, conspicuous setae in apical half. Antennal club elongated in males, longer than other segments combined, equal to or slightly shorter than head length ( Fig. 4 ) A. aconcaguensis Smith , n. sp.

4' Dorsally with uniform or bicolored appearance. If bicolored then pronotum without conspicuous setae. Antennal club not elongated, equal to or shorter than other segments combined, much shorter than head length (similar to Fig. 5 ) ------------------------------------------------------------------------------------------------------------------------------- 5

5 Dorsal color dark or olive green ---------------------------------------------------------------------------- 6

5' Dorsal color brown (pronotum sometimes with greenish reflections) ----- 7

6 Maxillary palpus greatly enlarged in males, similar in size to antennal club ( Fig. 5 ). Body length 11.7–16.3 mm. Dorsal color olive green. Pronotum

Figures

Figs. 6–11. 6) Protarsomere 5 and claw of male Aulacopalpus pilicollis, 7) Protarsomere 5 and claw of male Aulacopalpus pygidialis. 8) Protarsomere 5 and claw of female Aulacopalpus ciliatus. 9) Dorsal view of modified proclaw of male Aulacopalpus ciliatus. 10) Dorsal view of modified proclaw of male Aulacopalpus castaneus. 11) Lateral view of Aulacopalpus valdiviensis parameres and phallobase.

Figs. 4–5. 4) Head of male Aulacopalpus aconcaguensis. 5) Head of male Aulacopalpus viridis.