Syscia quisquilis Longino & Branstetter, 2021: 35, figs. 8, 9, S56-57 (w.) U.S.A. (California). Neotropic.

Primary type information: Type-material: holotype worker. Type-locality: U.S.A., California, San Diego Co.: ca. 3mi N Warner Springs, Cleveland National Forest, 33.32285 −116.6328 ±?, 1000m, 19.v.1974, south facing chaparral slope, with Neivamyrmex californicus (R. Berkelhamer) Type-depository: LACM. Type-specimen: LACM ENT 365113. Secondary type information: Paratype-material: 3 paratype workers. Paratype-locality: same as for holotype. Paratype-depositories and specimens: CASC: LACM ENT 365114 (2 workers); USNM: LACM ENT 365115 (1 worker).