Home > Invertebrates > Shells > Augers > Hastula betsyae

Updated 8/24/2025

Family Terebridae

HAWAII - ENDEMIC

Hastula betsyae 

Makapu'u, Oahu, 15 feet, 28mm

 

Ft. Kamehameha, Oahu, 8 feet, 

 

Makua, Oahu, 50 feet, 29mm

 

Puu Kala Pt., Hawaii, 50 feet, 26mm

 

 

Makua, Oahu, 50 feet, 24mm

 

Sharks Cove, Oahu, 35 feet

 
   

HAWAIIAN PENCIL-LINED AUGER

Common at any depth.  Whorls slightly inflated, irregular wavy lines of varying shades of brown, occasionally with dark blotches.  Attains 1.3 inches, 34mm.  Hastula lanceata has orderly lines.  Endemic to Hawaii, and replaced by Hastula penicillata elsewhere.