Chrysina occidentalis Robacker & Hawks, 2022

Material studied. “ Mexico / Loberas. Mpio / Concordia / Sinaloa, 1915 [h] // Plusiotis / adelaida Hope / E. Gowing-Scopes. det. / 1986 [h & p] // E. Gowing-Scopes / collection / BMNH (E) 2005-4 [p] // Chrysina adelaida / (Hope, 1840) / W. Bayfield-Farrell, 2021 [p] // NHMUK 014560487 [p]”.

Distribution. MEXICO: Sinaloa.

Remarks. This specimen was identified from the collection by its locality in the state of Sinaloa and Sierra Madre Occidental mountain range, which is geographically isolated from populations of C. adelaida (Robacker et al. 2022) .