Florent's Guide To The

Tropical Reefs

Ridged Egg Cowrie
Diminovula culmen
Ridged Egg Cowrie
Category: Allied Cowries
Scientific Name: Diminovula culmen
Synonyms: Pseudosimnia culmen
Size: Up to 0.5 in. (1.3 cm)  
Distribution: West Pacific, Great Barrier Reef
Mollusca (Phylum)
└Gastropoda (Class)
 └Caenogastropoda (Subclass)
  └Littorinimorpha (Order)
   └Cypraeoidea (Superfamily)
    └Ovulidae (Family)
     └Diminovula (Genus)

Gastropods
Allied Cowries

Ridged Egg Cowrie

Margarita Egg Cowrie

Common Egg Cowry

Rosy Spindle Cowry

Shuttlecock Spindle Cowry

Pink-Circled Simnia

Triangular Cyphoma

Flamingo Tongue



All Photographs
© 2025 Florent Charpin