Bruchidius punctopygus Pic, 1942 . Species incertae sedis.
Bruchidius punctopygus Pic, 1942: p. 11 . “Bolivie” [Bolivia]. No types located in the MNHN in 2016. Kingsolver (pers. comm.) indicates that this was not found in any European museum by him.
Bruchidius punctopygus: Udayagiri & Wadhi (1989), p. 151 (catalog).
Acanthoscelides punctopygus: Romero et al. (2020), p. 18 (catalog): established the new combination in Acanthoscelides despite not having examined any types. Pic (1942) states “A placer près de lineaticollis Sharp ” (p. 11). As this species is now Merobruchus lineaticollis (Sharp), the transfer to Acanthoscelides is inappropriate and premature without having examined specimens. This should remain a species incertae sedis.