Table 1. Comparative metric analysis of the OH80 dentition and the Paranthropus boisei available sample (obtained from the reference 9 and the Human Origins Data Base: http://humanoriginsdatabase.org), including OH5.

tooth	specimen	BL	MD
upper I1	OH80-5	6.8	7.8
upper I1	OH80-6	6.8	7.8
upper I1	OH5	8	>10
upper I1	Pb* mean (range)	7(6.1–8)	8.8(8–>10)
upper I2	OH805	7.8	6.1
upper I2	OH80-7	7.9	6.1
upper I2	OH5	7.5	6.9
upper I2	Pb* mean (range)	6.4(5.6–7.5)	6.5(6.2–6.9)
upper P3	OH80-2	16.2	10.4
upper P3	OH5	17	10.9
upper P3	Pb* mean (range)	15.2(14.2–17)	10.8(10.2–12)
upper P4	OH80-3	-	10.5
upper P4	OH5	(17.6–18)	12
upper P4	Pb* mean (range)	15.8(12.2–18)	11.4(9.1–12.5)
upper M1	OH80-4	-	14.2
upper M1	OH5	17.7	15.2
upper M1	Pb* mean (range)	16.2(14.9–17.7)	14.8(13.5–15.7)
lower I2	OH80-1	6.6	6.2
lower I2	Pb* mean (range)	6.9(6.4–8.1)	6.4(6.1–6.6)

^*Paranthropus boisei.

Data for Paranthropus boisei include mean values plus range (minimum and maximum). Measurements are in mm.