Menaethius monoceros
One-horned Spider Crab
As recorded: Menaethius monoceros (Latreille, 1825)
Animalia › Arthropoda › Malacostraca › Decapoda › Epialtidae
- Collected by
- D. Thaanum and BallBall →Ditlev Due Thaanum →
- Locality
- Laysan
- Island
- Laysan
- Region
- United States
- Record type
- Preserved specimen
Menaethius monoceros observed alive
Since 2000, iNaturalist observers have recorded 86 research-grade sightings in the wild, most recently on 2026-10-01.
2026-10-01
香港
(c) wingkiilagooo, some rights reserved (CC BY-NC)
2026-09-30
Southern Islands, Singapore
(c) Ashton Tan, some rights reserved (CC BY-NC)
2026-09-27
Province Sud, Nouvelle-Calédonie
(c) Carole BERNARD, some rights reserved (CC BY-NC)
2026-09-13
Province Sud, Nouvelle-Calédonie
(c) Joëlle VINCENT, some rights reserved (CC BY-NC)
2026-09-13
Province Sud, Nouvelle-Calédonie
(c) Joëlle VINCENT, some rights reserved (CC BY-NC)
2026-08-29
Province Sud, Nouvelle-Calédonie
(c) Carole BERNARD, some rights reserved (CC BY-NC)
Observations and photos from iNaturalist, shown only when openly licensed.
Cite this specimen
Menaethius monoceros. BPBM 1254. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 37562674. Accessed via explore.bishopmuseum.org/specimens/s/1254.
Record sources
- GBIF occurrence 37562674 ↗
- Data license: CC0
- Last harvested October 26, 2026