Camponotus caryae var. essigi Smith, 1923b: 306 (s.w.) U.S.A. (California). Nearctic.

Primary type information: Primary type material: 7 syntype major and minor workers. Primary type locality: U.S.A.: California, Lagunitas, 23.vi.1913 (no collector’s name; probably E.O. Essig). Primary type depositories: LACM, MCZC, USNM. Type notes: Snelling, 2000: 601, mentions a queen as type material, but this caste was not included in the original description.