Plate Image MK # EMAP:ID X Y MK Description mouse012 Name (Synonyms) ======================================================================================================================== 11 d 9 EMAPA:16107 999 318 base of allantois allantois 11 d 14 EMAPA:16199 791 3660 optic pit (optic evagination) optic sulcus 11 d 17 EMAPA:16079 1321 896 amniotic cavity amniotic cavity 11 d 18 EMAPA:16095 859 904 neuroepithelium in caudal extremity of neural plate (caudal neuropore) future spinal cord neural plate 11 d 19 EMAPA:16204 793 2880 dorsal aorta dorsal aorta 11 d 20 EMAPA:16170 971 2942 trigeminal (V) neural crest trigeminal neural crest 11 d 21 EMAPA:16118 247 3164 first branchial arch (future maxillary component) 1st branchial arch (first branchial arch, mandibular arch) 11 d 21 EMAPA:16118 961 3164 first branchial arch (future maxillary component) 1st branchial arch (first branchial arch, mandibular arch) 11 d 22 EMAPA:16201 679 3122 first branchial arch artery arterial system 11 d 23 EMAPA:16248 467 2928 acellular debris characteristically observed within cephalic extension of foregut diverticulum foregut diverticulum