WoRMS - World Register of... www.marinespecies.org

WoRMS - World Register of... www.marinespecies.org

Graptacme eborea - Allspira... allspira.com

File:Graptacme marchadi... en.wikipedia.org

ivory tuskshell -... eol.org

Molluscabase - Graptacme... www.molluscabase.org

Graptacme splendida -... allspira.com

Graptacme eborea (Conrad,... www.jaxshells.org

Graptacme splendida -... allspira.com

Graptacme calamus (Dall,... www.jaxshells.org

Graptacme Pilsbry &... eol.org

Graptacme splendida -... allspira.com

Graptacme calamus -... allspira.com

Invert-E-Base Portal -... www.invertebase.org

WoRMS - World Register of... www.marinespecies.org

Ivory Tusk Shell (Graptacme... www.mitchellspublications.c...

Graptacme eborea – Allspira... allspira.com

Invert-E-Base Portal -... www.invertebase.org

Graptacme lepta (Bush,... www.jaxshells.org

Graptacme splendida,... www.alamy.com