|
| A | adenohypophyseal primordium, alar plate, allantoic primordium, atrial canal |
| B | basal plate, bulbis cordis |
| C | caudal eminence (prominence), caudal intestinal portal, caudal neuropore, cephalic (mesencephalic) flexure, chiasmatic plate (D1), cloacal membrane, coelom, common umbilical vein |
| D | dorsal aorta, dorsal aorta plexus, dorsal intersegmental artery |
| E | endocardium, epimyocardium |
| F | facio-vestibulocochlear neural crest |
| H | heart prominence, hepatic plate, hindgut |
| L | laryngotracheal sulcus, lateral pharyngeal recess, left bulboventricular sulcus, left umbilical vein, looped heart |
| M | mandibular prominence of pharyngeal arch 1, maxillary prominence, median pharyngeal groove, mesencephalon, mesocardium, midgut |
| N | nephrogenic cord, neural fold (mesencephalon, M), neural fold (primordial diencephalon, D1), neural fold (primordial diencephalon, D2), neural fold (primordial telencephalon medium, T), neural fold (rhombencephalon, Rh. A), neural fold (rhombencephalon, Rh. B), neural fold (rhombencephalon, Rh. C), neural fold (rhombencephalon, Rh. D), neural fold (spinal cord), neural folds, neural groove, neural groove (postoptic recess), neural groove floor, neural tube, neurohypophyseal primordium, notochordal plate |
| O | optic groove, optic primordium (primordial diencephalon, D1), optic sulcus (primordial diencephalon, D1), otic placode |
| P | pericardium, pharyngeal arch 1, pharyngeal pouch 1, pharyngeal pouch 1 endoderm: dorsal part, pharyngeal pouch 1 endoderm: ventral part, prechordal plate (oropharyngeal membrane), presumptive left atrium, presumptive left ventricle, presumptive right atrium, presumptive right ventricle, primordial atrioventicular junction, primordial conotruncus, primordial lateral body fold, primordial pericardioperitoneal canal, primordial peritoneal cavity |
| R | respiratory primordium, right bulboventricular sulcus, right umbilical vein, rostral intestinal portal, rostral neuropore |
| S | septum transversum, somatopleure, somite 2 (O-2), somite 3 (O-3), somite 4 (O-4), somite 5 (C-1), somite 6 (C-2), somite 7 (C-3), somitocoel 1, somitocoel 2, somitocoel 3, somitocoel 6, somitocoel 7, stomodeum, sulcus limitans |
| T | terminal notch, thyroid gland primordium |
| U | umbilical vein |
