Table 1. Measurements of major structures in Chaohusaurus brevifemoralis in females and males of different sizes.

Species	C. brevifemoralis					C. chaoxianensis
Institution	GMPKU	AGM	AGM	GMPKU	AGM	AGM	AGM	AGM	AGM	AGM
Specimen number	P-1101	AGB7401	AGB6260	P-3086	AGB7408	AGB2906	AGB2905	AGB6259	AGB6262	AGB6456
Sex	F	M	M	F	F	F	F	M	F	M
Length along the vertebral column		(709+)	(816+)						542	505
SVL	238.9	442	529		578				305	288
Trunk length	168	334	408.1	415.3	469	136.6	261.7	294.13	229.38	201
Presacral vertebral count		36			37			36	35	36
Sacral vertebral count		3
Preserved caudal vertebral count		(36+)
Skull length	70.86	114.61	120.9		111.75	58.97			75.62	87
Orbit length	20.71	35.07		25.82	32.57		25.73			26.1
Scleral ring aperture length		16.2
UTF maximum diameter		15.3		(18.49−)
External naris length		8.63			7.53				5.18	6.01
Humerus length	7.02	23.22		18.7	25.59	6.97	19.56	20.38	14.03	16.5
Humerus distal width	6.04	15.72		13.4	20.53	5.27		15.44	11.2	10.04
Radius length	7.74	21.69	24.02	16.32	20.96	6.64	15.53	18.35	13.94	13.5
Radius proximal width	4.76	14.71	13.34	11.42		4.54	10.42	13.34	9.18	9.38
Ulna length	7.94	20.52	24.79		22.31	6.87	15.38	17.46	14.03	12.46
Ulna distal width	3.68	15.98	11.88		16.47	4.77	8.36	13.84	9.51	7.35
Intermedium maximum diameter	1.29	6.38	6.17		7.66		0.89	6.05	4.54	3.39
Femur length	5.22		19.38	17.2	20.39		11.9	14.93	8.68	9.43
Femur distal width	4.75		13.88	10.32	15.81		8.17	10.47	6.73	9.21
Tibia length	6.01	17.99		15.93			10.14	14.38	9.61	9.87
Tibia proximal width	3.42	6.98		7.06			5.5	7.28	5.38	4.36
Fibula length	7.38	19.13	20.12	18.01			11.42	15.84	10.25	10.02
Fibula distal width	4.4	12.01	14.22	12.06			7.61	10.78	7.48	7.01
Astragalus maximum diameter	1.49	6.66		6.77			3.92	4.96	4.1	3.62
Specimen note	Smallest	Holotype	Largest M	Paratype	Largest F	Smallest	Holotype	Largest M	Typical F	Typical M