Phascolosoma

As recorded: Phascolosoma Leuckart, 1828

Animalia › Sipuncula › Phascolosomatidea › Phascolosomatiformes › Phascolosomatidae

Collected by: R.C. DeFelice, D. Muir & S. ColesStephen L. Coles →Ralph C. DeFelice →David Muir →
Locality: Harbor Sheet Piling (Inner Harbor Far Wall)
Island: Midway Atoll
Depth: 3 m
Record type: Preserved specimen

Phascolosoma observed alive

Since 2000, iNaturalist observers have recorded 394 research-grade sightings in the wild, most recently on 2026-08-26.

2026-08-26

North Pacific Ocean, WA, US

(c) ranger_rock, some rights reserved (CC BY-NC)

2026-08-15

Humboldt County, CA, USA

(c) Ciara T. McKim, some rights reserved (CC BY-NC)

2026-08-12

Ketchikan Gateway Borough, AK, USA

(c) Steve Heinl, some rights reserved (CC BY-NC)

2026-08-11

Humboldt County, CA, USA

(c) Ciara T. McKim, some rights reserved (CC BY-NC)

2026-07-26

Alberni-Clayoquot, BC, CA

(c) Emily Frank, some rights reserved (CC BY-NC)

2026-07-26

OR, US

(c) MM Schwegmann, some rights reserved (CC BY-NC)

Observations and photos from iNaturalist, shown only when openly licensed.

Phascolosoma. BPBM 421. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 4979269133. Accessed via explore.bishopmuseum.org/specimens/n/421.