Table 2.

Summary of morphological findings and measurements (in mm)

Structure	Lion	Tiger	Jaguar (adult)	Cheetah	Domestic cat
Tympanohyoid	c	c	c	c	c
Length (dorsoventral)	27	20–21	20–21	16	10
Breadth (rostrocaudal)	4–5	7	4–5	4–5	1–2
Stylohyoid	b	b/c	b	b	b
Length	28	36/9	41–44	32	12
Diameter (Corpus)	1–2	− 3.5	1–2	4–5	0.9–1
Epihyoid	l/b	l	l	b	b
Length	110	45	55	22	10
Ceratohyoid	b	b	b	b	b
Length (rostrocaudal)	16	13	M: 16	18	5
			F: 12
Basihyoid	b	b	b	b	b
Length (laterolateral)	37	33	30	22	10
Width (rostrocaudal)	8	6	6	3.5	1
Thyrohyoid	b/c	b/c	b/c	b/(c)	b/(c)
Length (bone + cartilage)	40	50	M: 35	23	11
			F: 30
Width (rostrocaudal)	10–12	5–7	M: 5–10	4–7	2–3.5
		F: 3–8
Length of upper vocal tract	380	290	M: 330	210	80
(distance between lips and glottis)			F: 310
			Newborn: 35

Abbreviations: c, cartilaginous; b, bony; l, ligamentous; M, male; F, female.