38 CETACEA. 



46751. A late candal vertebra ; from Woodbridge. 



Purchased, 1875. 



35042. A later caudal vertebra, apparently belonging either to this 

 or the next genus ; from the Eed Crag of Bawdsey. 



Presented by S. V. Wood, JEsq., 1860. 



53alaenoptei-a iorealisl, Lesson \ 



The usual length of this species is from 40 to 48 feet, but it 

 occasionally reaches 52 feet ^. 

 Hah. North Atlantic. 



49977. The third cervical vertebra, wanting portions of the lateral 

 arches ; dredged from the North Sea. Purchased, 1867. 



M. 425. The centrum of a cervical vertebra ; from the Pleistocene 

 (Elephant-bed) of Brighton, Sussex. 



Ennishillen Collection. Purchased, 1882. 



46291. The centrum of a dorsal vertebra ; dredged from the North 

 Sea. Owles Collection. _ Purchased, 1874. 



46286-7. The centra of two lumbar vertebrae ; dredged from the 

 North Sea. Owles Collection. Purchased, 1874. 



46284. The centrum of an early caudal vertebra ; dredged from the 



North Sea. Oiules Collection. Purchased, 1874* 



46285. The centrum of a later caudal vertebra ; dredged from the 



North Sea. Oivles Collection. Purchased, 1874. 



46288. The centrum of a smaller caudal vertebra ; dredged from the 



North Sea. Owles Collection. Purchased, 1874. 



46289. The centrum of a late caudal vertebra ; dredged from the 



North Sea. Oivles Collection. Purchased, 1874. 



33454. An early caudal vertebra ; from the eastern coast. 



Layton Collection. Purchased, 1858. 



The following specimens are provisionally referred to this species. 



7342 a. Part of a mandibular ramus ; from the Pleistocene 

 (Elephant-bed) of Brighton. This specimen is described 



1 Hist. Nat. Oetac^s, p. 342 (1828). 



2 See Collett, Proc. Zool. Soc. 1886, p. 264. 



