Memoirs, Edição 18

abdominal addition afferent already Anat appear arrangement arteries base become blood vessels body wall branches caudal cavity changes character collecting compared complete connections conspicuous continued cord cutaneous deep definite demonstrated described dorsal lymphatics drawn duct earlier early stages embryos enlarged especially established evidently EXPLANATION extended forward FROG LARVAE front further growth head Hoyer's illustrated in figures important increased injections intersegmental veins join jugular KNOWER late later stages lymph ducts lymph heart plexus lymph plexus lymphatic system method muscles organs origin palustris paths period peripheral PLATE pointed posterior posterior lymph hearts present primary processes pronephros reconstruction region relations seen segmental shown shown in figure side sinus sinuses specimens spread structures submaxillary superficial surface tail temporal third tions tissues toad trunk venous ventral vertebral