A Comparative Study of Growth Patterns in Crested Langurs and Vervet Monkeys

Table 7

Traits of male juveniles as a percentage of adult means to highlight the order of body systems maturity⁴.

	Crested langurs (9)			Vervet monkeys (9)
Body system	Juvenile Mean	Adult Mean	% Growth Completed	% Growth Completed	Adult Mean	Juvenile Mean
Cranial cap. (cc)	64	67	96%	99%	69	68^5
Foot (mm)	136.3	161.7	84%	91%	139.9	127.2
Tail	570.6	707.9	81%	92%	617	570.7^6
Femur (mm)	137.1	177.0	77%	87%	156.1	135.7
Humerus (mm)	107.7	141.7	76%	87%	127.2	110
Trunk (mm)	278.1	366.1	76%	83%	346.7	286.6
Body mass (kg)	3.3	6.6	50%	59%	5.8	3.4
Skeleton	27	57	47%	47%	57	27

⁴Only those individuals with data for all 19 epiphyseal scores, dental scores, long bone lengths and trunk height, and body masses were included, unless otherwise noted.
⁵ 𝑛=8 missing data point for one age class 5 individual
⁶ 𝑛=7; missing data point for one age class 3 and one age class 4 individual.