Phylum Mollusca

Opisthobranchs / Slugs

Family Gastropteridae

HAWAII

Siphopteron flavum

French Frigate Shoals, NWHI
On sand at scuba depths.  Attains 1/4 inch.  Hawaii, Japan & Guam.

Siphopteron quadrispinosum

 

Honokohau, Hawaii, 40 feet
On sand at scuba depths.  Attains 1/4 inch.  Hawaii, Japan & the Coral Sea.

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