SIZE. 281 



Measurements of the Skeleton of an Adult Female.* 



mm. 



Whole length of skeleton (including skull) 1706 



Length of skull 236 



Length of cervical vertebrae 320 



Length of dorsal vertebrae 640 



Length of lumbar vertebrae 230 



Length of caudal vertebrae (-{- sacral) '- 280 



Length of first rib, total 140 



Length of first rib, osseous portion 75 



Length of first rib, cartilaginous portion 65 



Length of second rib, total 173 



Length of second rib, osseous portion 100 



Length of second rib, cartil aginous portion 73 



Length of third rib, total 240 



Length of third rib, osseous portion .- 158 



Length of third rib, cartilaginous portion 82 



Length of fourth rib, total 280 



Length of fourth rib, osseous portion 185 



Length of fourth rib, cartilaginous portion 95 



Length of fifth rib, total 335 



Length of fifth rib, osseous portion 220 



Length of fifth rib, cartilaginous portion 115 



Length of sixth rib, total 370 



Length of sixth rib, osseous portion 250 



Length of sixth rib, cartilaginous portion 120 



Length of seventh rib, total 395 



Length of seventh rib, osseous portion 270 



Length of seventh rib, cartilaginous portion 125 



Length of eighth rib, total 445 



Length of eighth rib, osseous portion 295 



Length of eighth rib, cartilaginous portion 150 



Length of ninth rib, total 445 



Length of ninth rib, osseous portion 290 



Length of ninth rib, cartilaginous portion 155 



Length of tenth rib, total 430 



Length of tenth rib, osseous portion 280 



Length of tenth rib, cartilaginous portion 150 



Length of eleventh rib, total 413 



Length of eleventh rib, osseous portion 280 



Length of eleventh rib, cartilaginous portion 133 



Length of twelfth rib, total 395 



Length of twelfth rib, osseous portion 260 



Length of twelfth rib, cartilaginous portion 135 



Length of thirteenth rib, total 362 



Length of thirteenth rib, osseous portion 247 



Length of thirteenth rib, cartilaginous portion 115 



Length of fourteenth rib, total 310 



Length of fourteenth rib, osseous portion 215 



* No. 6159, Collection of Museum of Comparative Zoology. 



