Individuals
Reference	Sex	Width	Notes
Crane1975	female	14	
Crane1975	male	17.5	
Crane1975	male	24	
Rosenberg2000	male	18.15	
Rosenberg2000	male	19.05	
Rosenberg2000	male	21.6	
Rosenberg2000	male	17.1	
vonPrahl1981.1	male	13	
vonPrahl1981.1	male	10.5	

Ranges
Reference	Sex	n	Min	Max	Notes
vonPrahl1982	mixed	16	11	13