An annotated checklist of the Diptera of the Galápagos Archipelago (Ecuador) Author Sinclair, Bradley J. 0000-0001-6413-1606 bradley.sinclair@inspection.gc.ca text Zootaxa 2023 2023-05-09 5283 1 1 102 http://dx.doi.org/10.11646/zootaxa.5283.1.1 journal article 30017 10.11646/zootaxa.5283.1.1 02c7ce64-10d5-4a88-9844-0570c9a54e54 1175-5326 7912667 FFACFB44-873F-4C12-90CF-D8442910659A abdominale (Williston) Hecamede abdominale Williston, 1896: 398 . Distribution. Introduced. Nearctic, Neotropical; Galápagos : Santa Cruz. Material examined. Galápagos : Santa Cruz: Academy Bay, lagoon, 1 kmE CDRS, 18.xi.2001 , B.J. Sinclair (7 ♁, 3 ♀ , CNC). Remarks. This is a widespread species in both inland and marine littoral zone environments ( Mathis 1991 ).