90 



SPECIMENS OF CETACEA. 



12. Vertebrae, seven cervical, atlas and axis fused; ten dorsal 



vertebrae ; only five pairs of ribs present. Sternum 

 with five segments and four intersegmental foramina. 

 From No. 4. 

 Shetland, 1881. Turner Collection. 



13. Pectoral Limb, articulated bones of left. The manus is a 



natural skeleton. The carpus consists of radiale, 

 intermedium, ulnare, with three disto-carpalia which 

 represent C^ C.,+3, 0.,+^. The digit formula is MPh^ 

 for pollex, MPhs, MPhg, MPhg, MPh, for the other 

 digits. From No. 5. 

 Morrison's Haven, 1895. Turner Collection. 



14. Pectoral Limb, left, inner surface dissected. The carpo- 

 metacarpal region is described and figured in Turner's 



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