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

Shell Encyclopedia - Worms... www.conchology.be

Modiolus rectus,... www.researchgate.net

Femorale - Modiolus rectus... www.femorale.com

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

Modiolus modiolus inverts.wallawalla.edu

Femorale - Modiolus rectus... www.femorale.com

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

File:Naturalis Biodiversity... commons.wikimedia.org

Modiolus rectus - Wikidata www.wikidata.org

File:Naturalis Biodiversity... commons.wikimedia.org

Modiolus modiolus -... en.wikipedia.org

Modiolus_modiolus3DLC2005.j... inverts.wallawalla.edu

The edible clams, mussels... www.alamy.com

Modiolus (bivalve) -... en.wikipedia.org

shellauction.net ::... www.shellauction.net

Modiolus rectus Conrad,... www.gbif.org

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

BIOUG17846-A10+1418303804.j... v3.boldsystems.org

Modiolus-rectus 3D models -... sketchfab.com