Annotated zoogeography of non-marine Tardigrada. Part II: South America Author Kaczmarek, Łukasz Author Michalczyk, Łukasz Author Mcinnes, Sandra J. text Zootaxa 2015 3923 1 1 107 journal article 10.11646/zootaxa.3923.1.1 2822ae22-53bb-45c1-b3a3-49f7b6c0fb53 1175-5326 241936 2305A96C-0A03-4524-93AA-90359893A4DD 173. Macrobiotus occidentalis Murray, 1910 sensu lato [T] Macrobiotus occidentalis Murray (Murray & Wailes 1913) Macrobiotus occidentalis J. Murr. ( Iharos 1963 ) Macrobiotus cf. occidentalis John Murr., 1910 ( Jerez & Narváez 2001 ) Terra typica : British Columbia ( Canada , North America ) Argentina : • 41°58′S , 71°29′W ; 1,170 m asl : Rio Negro Province, El Bolsón, Piltriquitron Mt., mosses on bases and barks of trees in Nothofagus pumilio forest. Iharos (1963) • 41°59′S , 71°31′W ; 360 m asl : Rio Negro Province, El Bolsón, foot of Piltriquitron Mt., mosses under saxicolous plants on the extremely arid cliffs of promontory. Iharos (1963) Brazil : • 09°50′S , 50°58′W : Undefined locality in Brazil . Murray & Wailes (1913) Colombia : • 07°07′N , 73°02′W ; 1,970–2,010 m asl : Santander Department, El Diviso Natural Reserve, Pine forest ( Pinus patula ) and secondary forest, mosses ( Lyperodon tomentosus and Sematophyllum insularum ). Jerez & Narváez (2001) Peru : • 14°19′S , 69°28′W ; 7,000 ft asl/ 2,200 m asl: Puno Region, Sandia. Murray & Wailes (1913) Record numbers: Argentina : 2, Brazil : 1, Colombia : 1, Peru : 1; total: 5. Remarks: Macrobiotus occidentalis sensu lato has a largely Holarctic distribution ( McInnes 1994a ) but with some southern hemisphere reports, which suggests a possible species complex. The South American record requires verification.