22 
Comparative Measurements of Skulls 
Coryth - 
Coryth- 
Coryth- 
Telrago- 
Lambe- 
Lambe- 
Lambe- 
osaurus 
osaurus 
osaurus 
nosaurus 
osaurus 
osaurus 
osaurus 
casu - 
excav- 
inter- 
crani- 
lambei 
clavin- 
magni- 
arius 
atm 
medius 
brevis 
itialis 
cristatum 
Type 
Type 
Type 
Type 
Type 
A.M. 
G.S.C. 
G.S.C. 
G.S.C. 
G.S.C. 
G.S.C. 
G.S.C. 
5240 
8676 
8704 
8633 
2869 
8703 
8705 
Mm. 
Mm. 
Mm. 
Mm. 
Mm. 
Mm. 
Mm. 
Length between vertical lines ....... 
812 
632 
?680 
510 
710 
775 
800 
Tip of premaxilla to paraoccipital 
660 
?740 
530 
670 
790 
790 
Tip of premaxiila to* posterior tip of 
nasal ...................... 
837 
672 
?G30 
470 
822 
775 
850 
Tip of premaxilla to tip of upper limb 
662 
720+ 
475 
822 
775 
850 
Tip of premaxilla to tip of lower limb 
5S0 
635 
420 
550 
690 
710 
Length of cranium behind hood. 
midline ....... 
120 
145 
118 
125 
130 
135 
Front of hood to back of cranium, 
midline 
380 
385 
300 
340 
410 
690 
Front of hood to back of paraoccipital 
410 
?42o 
345 
448 
730 
Height of head to top of hood 
708 
550 
665+ 
380 
610 
640 
815 
From maxillary teeth to top of hood 
450 
560+ 
275 
370 
530 
660 
Breadth of skull across orbits 
150 
176 
138 
150 
145 
160 
Breadth of hood through lower limbs 
115 
127 
90 
117 
137 
180 
Length of hood, fore and aft. 
320 
275 
200 
185 
290 
745 
Height of hood, above orbit. 
240 
310+ 
105 
302 
275 
395 
Length of frontal on midline 
32 
58 
43 
45 
Greatest breadth of united frontals,. 
116 
130 
95 
118 
Length of nasal 
250 
220 
175 
340 
260 
490 
Greatest, height of nasal. 
195 
240+ 
50 
175 
260 
Length of quadrate 
280 ' 
220 
251 
295 
290 
Length of jugal 
250 
215 
240 
260 
260 
Length of maxilla 
280 
303 
240 
284 
310 
Length of dental series of maxilla. . 
240 
285 
215 
253 
290 
Length of dentary. 
403 
450 
350 
440 
500 
450 
Length of edentulous portion. ....... 
145 
180 
125 
170 
184 
Measurements of Mandible 
Coryth - 
osaurus 
excavatus 
G.S.C. 
8676 
Tetragon- 
osaurus 
cranibrevis 
G.S.C. 
8633 
Lambe- 
osaurm 
clavinitialis 
G.S.C. 
8703 
Mm. 
Mm. 
Mm. 
Breadth of predentary, anteriorly 
155 
Breadth of predentarv, posteriorly 
150 
Length of predentarv, externally 
110 
Length of main portion at centre. .......... 
51 
Greatest thickness of main portion. 
16 
Length of dentarv. . , ... 
403 
350 
510 
Length from tip to back of dental magasine ......... 
370 
320 
407 
Length from tip to front of dental magazine 
145 
125 
184 
Length of svmphvsis. 
75 
65 
86 
Inner face to outside of coronoid 
87 
77 
97 
Thickness of dentary near centre. ................... 
48 
40 
52 
Height of dentary near centre .......... , 
100 
93 
120 
Height just in front of teeth 
64 
72 
85 
Greatest depth of dental magazine ......... 
77 
77 
98 
Length of dental magazine. 
1 250 
220 
305 
