Plate Image MK # EMAP:ID X Y MK Description mouse012 Name (Synonyms) ======================================================================================================================== 05 j 2 EMAPA:16055 1732 4960 yolk sac cavity yolk sac cavity 05 j 4 EMAPA:16080 2188 2000 ectoplacental cavity ectoplacental cavity 05 j 6 EMAPA:16081 2284 2680 extra-embryonic coelomic (exocoelomic) cavity exocoelomic cavity 05 j 33 EMAPA:16107 2420 3112 allantois allantois