title: Structure of the segmental trunk muscle in amphioxus. With notes on the course and "endings" of the so-called ventral root fibres.
mesh_terms: D000818:Animals; D002816:Chordata, Nonvertebrate / Q000166:cytology*; D006003:Glycogen; D006652:Histological Techniques; D008854:Microscopy, Electron; D008931:Mitochondria, Muscle; D009132:Muscles / Q000166:cytology* / Q000294:innervation; D009210:Myofibrils; D009469:Neuromuscular Junction; D012834:Silver
chemical_list: D012834:Silver; D006003:Glycogen