Ammopelmatus nigrocapitatus, known as Black-headed Jerusalem cricket, is a species of insect in the family Stenopelmatidae. It is endemic to parts of Southern California.D.B. Weissman, A.G. Vandergast, H. Song, S. Shin, D.D. McKenna, N. Ueshima (2021) Generic relationships of New World Jerusalem crickets (Orthoptera: Stenopelmatoidea: Stenopelmatinae), including all known species of Stenopelmatus. ZooTaxa 4917. DOI:10.11646/zootaxa.4917.1.1
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