Geosesarma gracillimum

Small, typically terrestrial crabs. Excellent climbers. Can be kept in paludariums. Do not damage plants. Live in groups, are social animals.

Geosesarma gracillimum

Latin Name:

Geosesarma gracillimum

Trade Names:

Discoverer:

De Man, 1902

Scientifically Described:

Yes

Availability in Trade:

None

Distribution:

Eastern Sarawak – Malaysia, Brunei Darussalam

Distribution Map
Source of graphic: own elaboration based on Google Maps

Habitat:

Near water streams. Tropical rainforest. In dense forest floor litter. Sometimes found in pitcher plants. Lowland species.

Habitat 1
Habitat 2
Source of photo: Google Maps

Additional Information:

Prefers a terrestrial lifestyle. Not endemic, found in various national parks in the eastern part.

Appearance:

Male:

  • Carapace – Orange, darker burgundy on top, dark brown on the sides
  • Legs – Orange-brown
  • Claws – Orange-brown
  • Eyes – Green
  • Underside – Red-orange

Female:

  • Carapace – Red-orange, darker burgundy on top
  • Legs – Red-orange
  • Claws – Red-orange
  • Eyes – Green
  • Underside – Orange-brown

Male:

Male

Female:

Female

Appearance
Source of photo: Ng, P. Y. C., & Ng, P. K. L. (2019). Geosesarma spectrum, a new species of semiterrestrial vampire crab (Crustacea: Decapoda: Brachyura: Sesarmidae) from Brunei Darussalam, Borneo. Zootaxa, 4614(3): 529–540