Variation and sexual dimorphism in Tyrannosaurus rex Author Peter Larson text 2008 lndiana University Press Editor Peter Larson Editor Kenneth Carpenter Tyrannosaurus rex, the tyrant king 102 128 book chapter 21505 10.5281/zenodo.3942903 a6f10916-99f2-4d28-8fe6-cf38cde04291 3942903

Table 8.6. Measurements ( mm ) Used in Morphometric Analysis

Specimen			Maxilla						Dentary				Lachrymal
Note.—See Figure 8.9. Abbreviations:— A, B refer to points in Figure 8.9. F, foramen (=lacrymal foramen); H, height; L, length; LTP, number of tooth positions; TR, tooth row.
	H	LA	L B	L A /B	LTR	TP	L	H A	H	LTR	TP	H	L	LF	H/LF
T. rex
CM 9380	380	695	620	1.12	535	12	860	180	290	510	13
CM 1400	390	760			620	12
LACM 23844							920	175	260	545	13
MOR 1125	360	680	590	1.15	520	12	760	140	230	485	14
MOR 555	395	798			620	12	990	170	310	630	13	365	325	26.5	13.8
MOR 980	340	770			560	11	900	175	280	545	13	310	310	27.3	11.4
FMNH PR2081	400	855	720	1.19	645	12	1010	200	320	620	13
BHI 3033	395	775	650	1.19	605	11	915	175	280	570	13	340	340	35.8	9.5
BHI 4100		730					770	160		530	13	290	290	22.7	12.8
BHI 4182							910	170	270	530	14
RTMP 81.6.1	318				540		770	143	248	530		280	260	26.1	10.7
UCMP 118742	390	810	690	1.17	625	12
AMNH 5027	360	710	710	1	530	12	850	135	190	520	14	360	340	15.8	22.8
MOR 008	350	720			580	12	880	180	280	560	13	340	300	17.4	19.5
T. " x "
Samson							870	170	270	540
Nanotyrannus
BMR P2002.4.1	160	470	385	1.22	355	15	505	69	107	318	17	163	180	35.1	4.6
CMNH 7541	150	385	309	1.25	278	15	375
BHI 6235												120		18	6.7
Gorgosaurus
TCM 2001.89.1	230	568	420	1.35	405	14	580	95	197	360	15	235	200	56.4	4.2