Summary description from Wikipedia:

Crepidula onyx in languages:

English

Onyx Slipper Snail

English

Onyx Slippersnail

Japanese

シマメノウフネガイ

Korean

뚱뚱이짚신고둥

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Parent Taxon

• Crepidula

Sibling Taxa

• Crepidula adunca
• Crepidula aeola
• Crepidula aplysioides
• Crepidula arenata
• Crepidula argentina
• Crepidula atrasolea
• Crepidula badisparsa
• Crepidula cachimilla
• Crepidula carioca
• Crepidula complanata
• Crepidula convexa
• Crepidula coquimbensis
• Crepidula cymbaeformis
• Crepidula depressa
• Crepidula derjugini
• Crepidula excavata
• Crepidula fimbriata
• Crepidula fornicata
• Crepidula glottidiarum
• Crepidula incurva
• Crepidula intratesta
• Crepidula lessonii
• Crepidula maculosa
• Crepidula margarita
• Crepidula marginalis
• Crepidula moulinsii
• Crepidula naticarum
• Crepidula navicella
• Crepidula navicula
• Crepidula norrisiarum
• Crepidula nummaria
• Crepidula onyx
• Crepidula perforans
• Crepidula philippiana
• Crepidula plana
• Crepidula porcellana
• Crepidula protea
• Crepidula pyguaia
• Crepidula rostrata
• Crepidula striolata
• Crepidula unguiformis
• Crepidula ustulatulina
• Crepidula williamsi

Top Observation Places

• San Francisco
• Chinatown
• Huntington Beach
• Newport Beach
• San Clemente
• Redondo Beach
• San Diego
• Encinitas