title: A new endocrine gland in the antennal segment of the crayfishes Orconectes limosus and Astacus astacus.
mesh_terms: D000375:Aging; D000818:Animals; D003400:Astacoidea / Q000254:growth & development / Q000502:physiology*; D004702:Endocrine Glands / Q000166:cytology / Q000502:physiology*; D005724:Ganglia / Q000502:physiology; D006651:Histocytochemistry; D013045:Species Specificity