42 Normentafeln zur Entwicklungsgeschichte der Wirbeltiere. 
N.sp.-oc. Spinal-occipital nerve 
N.term. Terminal nerve 
N.tr. Trochlear nerve 
N.trig. Trigeminal nerve 
N.vag. Vagus nerve 
Neur.c. Neurenteric canal 
No. Notochord 
Oes. Oesophagus 
Op.s. Optic stalk. 
Op.v. Optic vesicle 
Or.pl. Oral plate 
Oto. Otocyst 
Oto.d. Depression in wall of hind-brain caused by 
otocyst 
P- 
Pa. Paraphysis 
Panc. Pancreas 
Panc.b. Body of pancreas 
Panc.h. Head of pancreas 
Pc. Pericardium cavity 
Pc.w. Pericardium 
Pelv.f. Pelvic fin 
Ph. Pharynx 
Post.d.f. Posterior dorsal fin 
P.g. Preoral gut 
P.mes. Preoral mesoderm 
Pr.urt. Urtrochlear process —trigeminal crest 
Proneph. Pronephric tubules 
R. 
R.buce.VIl Buccal ramus — facial nerve 
R.dors.sp. Dorsal ramus— spinal nerve 
R.hyo.VII Hyoid ramus—facial nerve 
R.lat.X Lateral line ramus— vagus nerve 
R.md.V Mandibular ramus — trigeminal nerve 
R.mes. Radix mesenterica 
R.mx.V Maxillary ramus— trigeminal nerve 
R.oph.prof.V Deep ophthalmic ramus—trigeminal nerve 
R.oph.prof.VII Deep ophthalmic ramus —facial nerve 
R.oph.sup.V Superficial ophthalmic ramus — trigeminal 
nerve 
R.oph.sup. VII Superficial ophthalmic ramus — facial 
nerve 
R.p. Rostral plate 
R.s-. IX Supratemporal ramus — glossopharyngeal 
nerve 
R.vis.X Visceral ramus— vagus nerve 
Rec.postop. Recessus postopticus 
S. 
S.ceph. Cephalic sinus 
S.v. Sinus venosus 
S.trans. Septum transversum 
Sac. Sacculus 
Sn.r. Subnotochordal rod or hypochorda 
So. Somite 
So.ant. Anterior somite 
So.hyo. Hyoid somite 
So.mand. Mandibular somite 
So.prem. Premandibular somite 
Sp.c. Spinal cord 
Sp.g. Spinal ganglion 
Sp.v. Spiral valve 
St. Stomach 
St.br. Stalk, first branchial somite 
St.mand. Stalk, mandibular somite 
St.hyo. Stalk, hyoid somite 
Symp. Sympathetic ganglion 
Ak: 
T.mes. Trunk mesoderm 
Telen. Telencephalon 
Th. Thyreoid 
v 
V. Ventricle 
V.cap.med. Vena capitis medialis 
V.card.com. Common cardinal vein 
V.jug. Jugular vein 
V.lat. Lateral vein 
V.subint. Subintestinal vein 
V.vit.rec. Recurrent vitelline vein 
V.vit.s. Left vitelline vein 
W. 
W.d. Wolfhian duct 
h& 
Y.s. Yolk stalk 
ET — 
