mouse TS23
  embryo
  cavities and their linings
  limb
  mesenchyme
  vertebral axis muscle system
  organ system
  gland
  adrenal gland
  haemolymphoid system
  spleen primordium
  thymus primordium:  13  14  15 
  visceral organ
  alimentary system
  liver and biliary system
  renal/urinary system
  associated mesenchyme
  bladder:  12  13  14 
  fundus region
  wall
  urachus
  mesentery
  metanephros
  urorectal septum
  reproductive system
  respiratory system
  nervous system
  integumental system
  muscle
  gland
  rest of skin
  cervical sinus
  dermis
  epidermis
  vibrissa:  01  02  03  11  16  17 
  dermal component
  epidermal component
  physiological umbilical hernia
  sensory organ
  ear
  eye
  nose
  meatus
  naris
  anterior
  epithelium:  06  07  13  14 
  external
  epithelium:  06  14 
  posterior
  primary choana
  nasal capsule
  nasal cavity
  epithelium
  olfactory:  04  05  06  07  08  09  10  12  13  15 
  respiratory
  nasal septum
  naso-lacrimal duct
  turbinate bones
  vomeronasal organ:  12 
  epithelium
  mesenchyme
  cardiovascular system
  skeleton
  tail
  extraembryonic component