Ruiz-Campos, G., Reyes-Valdez, C.A., González-Acosta, A.F. and Bernardi, G. 2026. Morphological variation within the California killifish, Fundulus parvipinnis Girard, 1854 from Baja California peninsula, Mexico (Cyprinodontiformes: Fundulidae), with elevation of its southern subspecies to F. brevis Osburn & Nichols, 1916. Zootaxa. 5873, 2 (Aug. 2026), 281–298. DOI:https://doi.org/10.11646/zootaxa.5873.2.3.