Leptuca stenodactylus

Information

Taxonomy

Subfamily Gelasiminae → Supertribe Gelasimitae → Tribe Minucini → Genus Leptuca

Common Names

English: Narrow-fingered Fiddler Crab

Synonyms, Alternate Spellings, & Name Forms (Chronology)

Gelasimus gibbosus, Gelasimus stenodactylus, Leptuca stenodactyla, Leptuca stenodactylus, Minuca stenodactyla, Uca (Celuca) stenodactylus, Uca (Gelasimus) stenodactyla, Uca (Leptuca) stenodactylus, Uca (Minuca) stenodactyla stenodactyla, Uca (Minuca) stenodactylus, Uca gibbosa, Uca stenodactyla, Uca stenodactyla var. gibbosa, Uca stenodactylus

Size

Small Carapace Breadth: 9.7 mm ± 1.91 (sd), 95% range: 6.0–13.5 mm (Data)

Geographic Range

Eastern Pacific Realm: El Salvador to Chile

Download PNG line map of ranges. Download PNG line map of point locations.

Purple fiddler crabs 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.

Range map data derived from: Crane (1975)

Associated Field Guides

Pacific Coasts of Colombia, Ecuador, and Northern Peru

Pacific Coasts of Costa Rica and Panama

Pacific Coasts of El Salvador, Honduras, and Nicaragua

Pacific Coasts of Peru and Northern Chile

External Links

Encyclopedia of Life

Wikipedia

iNaturalist

GBIF

Photos

Video

Male Leptuca stenodactylus waving

37 sec., 352 × 240, MP4

Male Leptuca stenodactylus waving

37 sec., 352 × 240, MP4

Female Leptuca stenodactylus rejection display

50 sec., 352 × 240, MP4

Female Leptuca stenodactylus rejection display, with attempted male herding

1:18 min., 352 × 240, MP4

Art

References

Altevogt (1955), Altevogt (1955), Altevogt (1957), Altevogt (1972), Backwell et al. (1998), Barnwell & Szelistowski (1985), Beinlich & von Hagen (2006), Bott (1954), Bott (1973), Cano (1889), Chirichigno Fonseca (1970), Cortes-Carrasco & del Socorro Garcia-Madrigal (2013), Crane (1941), Crane (1943), Crane (1944), Crane (1947), Crane (1957), Crane (1958), Crane (1975), de Gibert et al. (2013), Domínguez Alonso (2008), Garth (1957), Gerstaecker & Ortmann (1901), Guinot (1979), Hendrickx (1995), Hendrickx (1995), Holmes (1900), Holthuis (1954), Ives (1891), Juarrero de Varona & Ortiz (2003), Kameya et al. (1998), Kingsley (1880), Lemaitre & Alvarez León (1992), Lockington (1877), Low & Ng (2012), Luederwaldt (1919), Maccagno (1928), Milne Edwards (1852), Milne Edwards (1854), Milne Edwards & Lucas (1843), Moreira (1901), Moscoso (2012), Moscoso (2013), Nabout et al. (2010), Ng et al. (2008), Nicolet (1849), Nobili (1899), Nobili (1901), Nobili (1901), Oliveira (1939), Ortmann (1897), Peters (1955), Porter (1913), Porter (1917), Pretzmann (1983), Rankin (1898), Rathbun (1898), Rathbun (1899), Rathbun (1911), Rathbun (1915), Rathbun (1918), Rathbun (1935), Retamal (1981), Rosenberg (2000), Rosenberg (2001), Rosenberg (2002), Rosenberg (2019), Rosenberg (2020), Schöne (1961), Shih et al. (2016), Smith (1869), Smith (1870), Smith (1871), Streets (1877), Thurman (1979), Thurman et al. (2025), Vannini (1980), von Hagen (1962), von Hagen (1968), von Hagen (1970), von Hagen & Holthuis (1968), von Prahl (1982), Wicksten (2012), Zucker & Denny (1979)