556 F. H. EDGEWORTH. 



gang.Vi. That portion of gasserian ganglion from which the first por- 

 tion of V nerve proceeds, gen.gang.vii. Geniculate ganglion of vii nerve. 

 gen.gloss. Genio-glossus muscle. gen.hyoid. Genio-hvoideus muscle. 

 g.s. Gill pouch, lit. Heart. hy.aor.ar. Aortic arch of liyoid segment. 

 hyogloss. Hyo-glossus muscle. hyoid.my. Myotome of hyoid segment. 

 hyoid.som. Somite of hyoid segment, hyomand.c. Hyomandibular cartilage. 

 liypohl. Hypoblast, hypogloss.rect. Hypoglossus rectus muscle, int.orb.s. 

 Interorbital septum, j. Jugal bone, j.&mx.an. Anlage of jugal and 

 superior maxilla, lary. Larynx, lary.m.an. Anlage of laryngeal muscles. 

 lary.c. Anlage of laryngeal cartilages, ling.7n.an. Anlage of lingual 

 muscles (in Gallus). 7nand.a0r.ai'. Aortic arch of mandibular segment. 

 mand.my. Myotome of mandibular segment, mand.my.u.p. Upper portion 

 of myotome of mandibular segment. Me. Meckel's cartilage, med.'pl. Me- 

 dullary plate, mid.nas.pas. Middle nasal passage. N. Nose. nolo. Noto- 

 chord. O.inf. Obliquus inferior muscle. O.sup. Obliquus superior muscle. 

 O.sup.an. Anlage of obliquus superioi*. ces. (Esopbagus. ces.cons. Con- 

 strictor muscle of ojsopbagus. omohyoid. Omo-byoideus muscle. orb. 

 palp. Orbicularis palpebrarum muscle, otosphen.pl. Otosphenoidal plate. 

 pal. Palate bone, pal.pter.har. Palatopterygoid bar. per. Pericardium. 

 pg. Pterygoid bone. phar. Pharynx, pin. Pineal body. pit. Pituitary 

 body. p.o. Post-orbital bone, post.niylo. Posterior mylohoid muscle. 

 premand.seg .an. Anlage of premandibular segment, protr.pter. Protractor 

 pterygoidei muscle, pty.an. Anlage of pter3'goid muscles, pty.ext. Ptery- 

 goideus externus muscle, pty.int. Ptery goideus internus muscle, pty.m. 

 Pterygoideus muscle. pty.pr. of quad. Pterygoid process of quadrate. 

 pty.par. Pterygo-parietalis muscle, pyr. &qu.an. Anlage of pyramidalis 

 and quadratus nictitantis. quad.mand. Quadrato-mandibularis muscle. 

 quad. Quadrate. qtiad.& Me.an. Anlage of quadrate and Meckel's carti- 

 lage. B.ext. Rectus externus muscle. B.int. Rectus internus muscle. 

 R.sup. Rectus superior muscle, retract.oc. Retractor oculi muscle, scler. 

 Sclerotic (cartilaginous). serp>ihy. Serpi-hyoideus muscle, som.meso. Somatic 

 mesoblast. sphen.p.n. Sphenopalatine nerve, sphen.pter.quad. Spheno- 

 pterygo-quadratus muscle, spl.meso. Splanchnic mesoblast. sq. Squamosal 

 bone. stap.m. Stapedius muscle. st.cerv. Sterno-cervicalis muscle. 

 sternohy. Sterno-hyoideus muscle, sternothy. Sterno-thyroideus muscle. 

 suprastap. Suprastapedial. temp. Temporal muscle, temp.&ma.an. Anlage 

 of temporal and masseter muscles, trdb. Trabecula. tr.art. Truncus arte- 

 riosus, trach. Trachea. 1 tr.som. 1st trunk somite. thyr. Thyroid. 

 ven.car.art. Ventral carotid artery, ven.ceph.ccel. Ventral cephalic coelom. 

 vent. Ventricle of heart. vert.v. Vertebral vein. V.L.M. Anlage of 

 ventral lonj'itudinal muscles. Roman numerals. Cranial nerves. 



