Pandeleteius

Howden, Anne T., 2011, On some species of Pandeleteius Schoenherr, 1834, in South America south of the tenth parallel (Coleoptera, Curculionidae: Entiminae: Tanymecini), Zootaxa 2977, pp. 50-60 : 51

Key to the Pandeleteius known to occur in South America south of the tenth parallel

1. Elytron with apical umbo and antedeclivital swelling on interval 3 distinct, conical................... P. platensis Brèthes

- Elytron with apical umbo and antideclivital swelling (if present) on interval 3 low, evenly rounded to obsolete, not conical.. 2

2. Elytron with antedeclivital swelling on interval 3 low and elongate, higher than apical umbo in some specimens; intervals 5 and 7 also variously swollen in some specimens............................................. P. s a h l b e rg i Howden

- Elytron with apical umbo obsolete, no antedeclivital swelling on interval 3 although intervals 3, 5 and 7 may be slightly wider than adjacent intervals and very slightly elevated................................................ P. g r i s e u s (Voss)