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Updated 4/6/2026

Family Pyramidellidae

Pyramid Shells

Pyramid shells are predatory or parasitic on worms and bivalve mollusks, and tend to be found in eutrophic waters.  Many species are tiny or glassy and fragile.

 

HAWAII - ENDEMIC

Evalea eclecta

PEASE'S PYRAMID

 

Evalea waikikiensis

WAIKIKI PYRAMID

Nesiodostomella tertia

THIRD PYRAMID

 

Nesiodostomella quarta

FOURTH PYRAMID

Turbonilla lirata

LIRATE PYRAMID

 

Turbonilla thaanumi

THAANUM'S PYRAMID

 

Odostomia gulicki

GULICK'S PYRAMID

 

 

   

CIRCUMTROPICAL / HAWAII

Pyramidella dolabrata

RINGED PYRAMID

 

 

INDO-PACIFIC / HAWAII

Turbonilla varicosa

SWOLLEN PYRAMID

 

Otopleura mitralis

MITER PYRAMID

Odostomella opaca

ROSE PYRAMID

 

Herviera gliriella

DORMOUSE PYRAMID

Odostomia oxia

ACIDIC PYRAMID

 

Pyrgulina oodes

BEETLE PYRAMID

 

Longchaeus maculosus

SPOTTED PYRAMID