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Table 6 Vertebral information and congenital abnormalities in investigated mammalian specimens: Procaviidae (Hyraxes)

From: Breaking evolutionary and pleiotropic constraints in mammals: On sloths, manatees and homeotic mutations

Procaviidae (Hyraxes)
Collection Species Collection No. Sex Vertebral formula Presacral No. Rud. ribs on vertebrae Skeletal and fibrous abnormalities
   RMNH.MAM.2150 F 7C 22T 7L 4S 1S/Cg 7Cg 36 - -
NCBN   RMNH.MAM.45276 F 7C 20T 9L 4S 7Cg 36 - -
   83 n.a. 21T 8L 3S 1S/Cg 4+Cg - - -
  Dendrohyrax dorsalis 15906 n.a. 7C 21T 7L 1L/S 3S 2S/Cg 3+Cg 35.5 - -
RMCA   17255 n.a. 7C 20T 1T/L 6L 1L/S 4S 6+Cg 34.5 V28 -
   26676 **) n.a. 7C 20T 7L 6S 1S/Cg 5+Cg 34 - -
   28795 M 7C 20T 1T/L 8L 5S 1S/Cg 1+Cg 36 - -
NCBN   RMNH.MAM.45277 M 7C 20T 1T/L 7L 1L/S 4S 7Cg 35.5 - -
  Dendrohyrax arboreus RMNH.MAM.45278 M 7C 21T 7L 1L/S 5S 35.5 - -
   22057 M 6C 20T 1T/L 9L 6S +Cg 36 V27 Oligodactyly
RMCA   3590 n.a. 7C 21T 7L 6S 1+Cg 35 - -
   RMNH.MAM.45279 n.a. 7C 21T 9L 4S 8Cg 37 - -
   RMNH.MAM.45280 F 7C 21T 9L 4S 7Cg 37 - -
NCBN   ZMA.306 n.a. 7C 22T 8L 4S 7Cg 37 - -
  Procavia capensis ZMA.307 n.a. 7C 21T 7L 1L/S 4S 8Cg 35.5 - -
   35315 F Q7C 21T 8L 6S 4+Cg 36 - -
RMCA   20098 n.a. 6C 1C/T 20T 1T/L 8L 6S 4+Cg 36 V28 Malformations of vertebral column and scapulae
  1. *) Skeleton largely absent
  2. **) Died in captivity
  3. Abbreviations: n.a. - not available, C -Cervical, T - Thoracic, L-Lumbar, S - Sacral, Cg - Coccygeal, Cd - Caudal (post thoracic), V - Vertebra, rud. - rudimentary, NCBN - NCB Naturalis, RMCA - Royal Museum for Central Africa Tervuren, RBINC - Royal Belgian Institute of Natural Sciences Brussels, NHM - Natural History Museum London
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