title: Innervation of the anterior byssal retractor muscle in Mytilus edulis L. I. Histology.
mesh_terms: D000818:Animals; D049872:Bivalvia / Q000033:anatomy & histology*; D002466:Cell Nucleolus; D002467:Cell Nucleus; D009130:Muscle, Smooth / Q000033:anatomy & histology / Q000166:cytology / Q000294:innervation*; D009411:Nerve Endings; D009457:Neuroglia; D009474:Neurons; D013194:Staining and Labeling