Chrysina occidentalis Robacker & Hawks, 2022

Bayfield-Farrell, William P., Matsumoto, Keita & Barclay, Maxwell V. L., 2025, Catalogue of the specimens of the genus Chrysina Kirby, 1828 (Coleoptera: Scarabaeidae: Rutelinae) deposited in the Natural History Museum, London, Zootaxa 5637 (3), pp. 401-449 : 413

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) .