Home > Invertebrates > Segmented Worms > Phoronis ijimai

Phylum Phoronida

NORTHEAST PACIFIC

Phoronis ijimai

Emerald Bay, Catalina, California, 4 feet

WHITE HORSESHOE WORM

Common attached to hard surfaces in shallow water.  Feeding structure known as the lophophore attains diameter of 1/4 inch.  Hong Kong to Russia; British Columbia to California.  Phoronis vancouverensis is a synonym.