W. O. Gregg

18 public-domain plates in the archive

• Acteocina inculta
• Truncatella stimpsoni
• Cerithiopsis carpenteri
• Fossaria (Bakerilymnaea) bulimoides techella
• Succinea sillimani
• Lithophaga plumula
• Nassarius tiarula
• Pedipes unisulcatus
• Donax gouldii
• Cerithidea californica
• Bulla gouldiana
• Juga nigrina
• Acanthina spirata
• Helminthoglypta tudiculata
• Nuttallina fluxa
• Nassarius mendicus
• Pseudosuccinea columella
• Epiphragmophora traski