Home > Invertebrates > Shells > Strombs > Maculastrombus ostergaardi

Updated 5/17/2026

Family Strombidae

HAWAII - ENDEMIC (Subfossil)

Maculastrombus ostergaardi 

Sand Is., Oahu, 28 mm

OSTERGAARD'S STROMB

Subfossil shells are common in dredged material used to construct Sand Island fronting Honolulu Harbor.  Attains 1.5 inches, 36 mm.  Extinct Hawaiian shell formerly known as Strombus mutabilis ostergaardi.