Note
Gut analyses of five ascidian species from the San Juan Islands, Washington, Chelyosoma productum Stimpson, Pyura haustor (Stimpson), Ascidia callosa Stimpson, Boltenia villosa (Stimpson) and Styela gibbsii (Stimpson) and five species from the Atlantic coast of Florida, Herdmania momus (Savigny), Ascidia curvata (Traustedt), Ascidia nigra (Savigny), Molgula occidentals Traustedt and Styela plicata (Lesueur), indicate that solitaryascidians consume a variety of invertebrate larvae.