Florent's Guide To The

Tropical Reefs

Panamic Christmas Tree Worm
Spirobranchus incrassatus
Panamic Christmas Tree Worm
Category: Tube Worms
Scientific Name: Spirobranchus incrassatus
Size: 1 to 1.5 in. (2.5 to 4 cm)  
Distribution: Gulf of California, Pacific Coast of Mexico to Panama
Annelida (Phylum)
└Polychaeta (Class)
 └Canalipalpata (Infraclass)
  └Sabellida (Order)
   └Serpulidae (Family)
    └Spirobranchus (Genus)

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© 2025 Florent Charpin