Dips 362mm. areten least 
(6.6 mm. greatest length 
7 mim. greatest Jength 
(6.x mm. greatest length 
7-4 mm, greatest mens! 
‘urement 
6.6 mm, greatest length 
gt S |6.6.mm. neck-tail 
ps 
2.6 mm.|About 72 
hours 
53 mm. necktail 2.2) 
mom, foresmid brain 
\. neck-tall, 3.23 About 
tall. 3.23 * 
‘Lelt-turned to 29 somit 
‘Granial exure about 
angle, cer. ex 
anal mn 
tha & right 
Increase of cephalic flex 
tres urs fore bai 
directly back 
[Cephalic fexures sli 
ee eocotae | 
[Cervical flexure _ mare) 
‘Pronounced; rounded 
Like 28S 
nd 
approach « Might angle! 
Cervical flexure full) 
Fight angle 
Slight increase of cervical 
feure is 
Prolomgation of fore: mid 
rain, Nine ‘cuts fore) 
limb’ buds 
Uke 15S. Uke 158 
eo 
Onis ia ul) erm Saralopeset 
ver relortshape 10 
off tail bud) Like a1 S. 
seal \al 
—— 
Aicated. Tahun very 
sharply marked 
(Cerebral hemispheres 
‘clearly Indicated 
[Cerebral hemlapheres 
early indicated | 
Cerebral hemispheres 
“ronly todicated 
Cerebral hemlapheres 
‘Gearly tolled | 
Cerebral hemiey 
renuy tollesied™ 
Mouth, fue void Thhenng 
t < 
pracy derm. No 
Closed invasion: 
toa 
Like 28S |LiteayS |Uke shS 
Constrictlon of sthmus! Thickening 
‘becoming pronounced | of retinal] 
layer of 
cup 
opening 
ar 
ba 
More constriction of lth-| Retina layer|Otlc_ vesicle! Sight Invag 
mus thicker, closed nation 
Lene cof olfng 
opeting tony 
Cerebral hemispheres {i Stight inves: 
Ticated Same, a iS, ax 31) oa 
olfactory 
fat (les 
than gr) 
Cerebral herlapheces in Same as 31 |Shallow pit 
Pearshaped Pit barely: 
Pear ae diated 
Beginning off Lateral 
‘endl. 
ducts ol 
Pearaba| Lateral 
Pearsbaped oundary 
ning of Pit ly henw 
egaaiym | tspbera) 
haa | 
ar | toe 
Endol. doct.| Like 37 
forms 
hemi 
seo 
reo) 
duct} Deep. 
rte elr| pocket 
fe feo" 
Bebe | forme ight, 
No epiphysis 
|Small epiphysis 
‘Small epiphysis 
Small epiphysis 
Hemiapherical epiphysis 
Like 335 
Very alight distal en: 
‘argement 
peacoat slighly 
bs mr a re 
Kyagination is turned! 
‘Pachovards daca ad 
slignly enlarged a 
Hemisy cal | 
es Se 
‘Same as 97 S sscera 
bbs oe ten 
‘Same as 27 Like 28. Oral memby 
‘unsken 
dis he -| 
rege, Serer ta ca 
disally thin.) 
Brave of 
tea eabeane, er 
thin 
Hypepha igagan 
ae a ea 
fn 
fundibular ‘region 
Same os 31 ‘Same as 32 
Same as 31 [Same aa 32 
Dignal ol] Oral membrane i 
Ly A oS Talay com of ornare EA 
Ultr Mepresion cleasl;} raid diveniculum clos 
ween 
Stalk of hypophyxissbort|Oral_ membrane further 
ting et 200 care Thor 
seers 
Seal membrane "| Sertiealum 
co 
oe 
teriorly, 
Rupture of oral mem-| Fourth pouch clearly seen) 
causes upper wall] 
Pea Es 
pocket (preoral gut) 
[Shorteni mem! 
of Invagina.|Oral 
brane gone 
‘ion ol byp. owing ta) Fourth visceral 
sistppearane of eral) esl en 
ment 
Ra Sadry 
{ofundibuluma strongly 
marked 
poued] 
Infundibalum strongly 
marked 
‘Same asp 
‘Same as 
"eat 
Head-fold covers to» 
somite. Small till) 
Oval opening into aroni 
Vile casts exten 
from 80h to. just be) 
‘hind 31st somi 
Amnlotie wba 
inwidina 5 site} 
[Same as 32 S| Amniotie umbilicus equal! 
to diametre of 4, 
somites: 
|About samme) Aim pletely 
8 | oe 
lat round 
‘ed bods 
Cloned 
Like 36 | Closed 
Axis of 
a 
" 1 
bread, 
\: “ ” 
Uke 08'S 
Allantole extending Late 
‘veolral mesenlery ams 
Same as 30 46 ey 
” 
ow 
Uke 32 Curetog of tall bocun | 48 aie] 9us 
Codi staan epits|Cureing of tall “ sone 
orelliog 
2 
