Florent's Guide To The Hawaiian, South Pacific and

Indo-Pacific Reefs

Southern Horseshoe Worm
Phoronis australis
Southern Horseshoe Worm
Category: Horseshoe Worms
Scientific Name: Phoronis australis
Size: Up to 1 in. (2.5 cm)  
Distribution: Indo-Pacific
Phoronida (Phylum)
└Phoronidae (Family)
 └Phoronis (Genus)
  └P. australis (Species)
WoRMS ID: 128547🔗
iNaturalist ID: 348480🔗

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© 2026 Florent Charpin