Geiger, D. L., & Goedert, J. L. (2020).

Scissurella nesbittae, new species, from the Gries Ranch Formation, Lewis County, Washington State (Gastropoda: Vetigastropoda: Scissurellidae)

. Zootaxa, 4759(4), 593–596. https://doi.org/10.11646/zootaxa.4759.4.11