title: Histomorphology of the ultimobranchial gland in Heteropneustes fossilis Bloch.
mesh_terms: D000367:Age Factors; D000818:Animals; D002196:Capillaries; D002467:Cell Nucleus; D003594:Cytoplasmic Granules; D005399:Fishes / Q000033:anatomy & histology*; D014460:Ultimobranchial Body / Q000033:anatomy & histology*