Minuca ecuadoriensis
Pacific Hairback Fiddler Crab
Type Description
Uca ecuadoriensis Maccagno, T. (1928) Crostacei Decapodi. Le specie del genere Uca Leach conservate nel Regio Museo Zoologico di Torino. Bollettino dei Musei di Zoologia ed Anatomia comparata della R. Università di Torino 41(11):1–52.
Taxonomy
Subfamily Gelasiminae → Supertribe Gelasimitae → Tribe Minucini → Genus Minuca Common Names
Synonyms, Alternate Spellings, & Name Forms (Chronology )
Minuca aff. ecuadoriensis Minuca ecuadoriensis Minuca lanigera Uca (Minuca) ecuadoriensis Uca (Minuca) vocator ecuadoriensis Uca ecuadoriensis Uca ecuatoriensis Uca lanigera Uca schmitti Uca vocator ecuadoriensis Size
Medium Carapace Breadth: 19.4 mm ± 4.41 (sd), 95% range: 10.8–28.1 mm (Data )
Geographic Range
Eastern Pacific Realm: Mexico to northern Peru
Purple fiddler crabs iNaturalist ; yellow circles with a question mark
Range map data derived from: Brusca (1980) ; Crane (1975) ; Hendrickx (1979) ; Hendrickx (1984) ; von Prahl (1982)
Associated Field Guides
Pacific Coast of Guatemala Pacific Coast of Mexico Pacific Coasts of Colombia, Ecuador, and Northern Peru Pacific Coasts of Costa Rica and Panama Pacific Coasts of El Salvador, Honduras, and Nicaragua External Links
Encyclopedia of Life Wikipedia iNaturalist NCBI Taxonomy Browser/Genbank GBIF
Arzola-González et al. (2010) ,
Barnwell (1988) ,
Barnwell & Szelistowski (1985) ,
Beinlich & von Hagen (2006) ,
Bott (1954) ,
Bott (1973) ,
Brusca (1973) ,
Brusca (1980) ,
Crane (1941) ,
Crane (1943) ,
Crane (1943) ,
Crane (1943) ,
Crane (1947) ,
Crane (1975) ,
Félix-Pico et al. (2003) ,
Fransen et al. (1997) ,
García-Madrigal et al. (2022) ,
Garth (1948) ,
Hendrickx (1979) ,
Hendrickx (1984) ,
Hendrickx (1993) ,
Hendrickx (1995) ,
Hendrickx (1995) ,
Hendrickx (2005) ,
Invemar et al. (2006) ,
Landstorfer & Schubart (2010) ,
Lazarus-Agudelo & Cantera-Kintz (2007) ,
Lemaitre & Alvarez León (1992) ,
Levinton et al. (1996) ,
Maccagno (1928) ,
Moscoso (2012) ,
Moscoso (2013) ,
Ng et al. (2008) ,
Nobili (1901) ,
Oliveira (1939) ,
Ramos-Veliz et al. (2022) ,
Rathbun (1918) ,
Rivera-Velázquez & Peralta-Meixueiro (2020) ,
Rosenberg (2000) ,
Rosenberg (2001) ,
Rosenberg (2002) ,
Rosenberg (2019) ,
Rosenberg (2020) ,
Rupp (2004) ,
Rupp (2006) ,
Rupp (2011) ,
Rupp (2012) ,
Rupp (2013) ,
Rupp (2013) ,
Rupp (2013) ,
Rupp (2014) ,
Rupp (2014) ,
Rupp (2015) ,
Shih et al. (2016) ,
Sturmbauer et al. (1996) ,
Thurman (1979) ,
Thurman et al. (2025) ,
Villegas et al. (2021) ,
Villegas et al. (2022) ,
von Hagen (1968) ,
von Hagen (1970) ,
von Hagen (1970) ,
von Prahl (1982) ,
von Prahl (1986)
indicate locations where this species is found according to the scientific record; blue fiddler crabs surrounded by a dashed circle 
indicate the same but for larger, general regions; green fiddler crabs 
indicate “research grade” observations imported from iNaturalist; yellow circles with a question mark 
indicate questionable records of this species from the scientific record; and red circles with an x 
indicate false or mistaken records from the scientific record.
