16 
MAMMALIA. 
recent forms of Ziphioid Whales. He reviews critically the 
various contributions to this part of Cetological literature, pro- 
testing against the tendency of establishing genera where 
scarcely specific distinctness is indicated. Of living species, 
skulls of Ziphius indicuSj Z. layardiy Z.arnouxiiyZ:micropteruSy 
Z. sowerbiij and Z. demirostris are figured. 
^^JBalcma mysticetus. Heart figured by Escliriclit, 1. c. tab. 6, with explana- 
tion by Reinhardt. 
U JBalcena japonica. Skull of a female foetus figured by Eschricht, 1. c. 
pis. 1 & 2, with explanation by Reinhardt. 
Balcena marginata. Notes on New-Zealand examples by Hector and 
Gray, Ann. & Mag. N. H. 1870, v. p. 221 ; Trans. N. Z. Inst. 1870, ii. 
p. 20, pi. 2 by with figures of skull. It is the type of a new genus, Neohalmuiy 
Gray, Ann. & Mag. N. H. 1870, vi. pp. 154-157, with figure of skull, copied 
from Hector. 
Megaptei a hoops. Brain figured by Eschricht, 1. c. pis. 3 & 4, with expla- 
nation by Reinhardt. — Cervical vertebrae figured by Gray, Synopsis, pi. 32 a, 
tip. 1, 2, 6. 
^Megapiera longimana. Cervical vertebrae figured by Gray, Synopsis, tab. 
33. figs. 1, 2. 
Physalus antarcticus (P). Notes on Now-Zealand examples by Hector, 
Ann. & Mag. N. 11. 1870, p. 224. 
Balc&nopitra sihhaldi. “ Preliminary notice of the Great Fin-Whale 
recently stranded at Longniddry,” by W. Turner, Proc. R. Soc. Edinb. Sess. 
1869-70, pp. 34-38. — “ On the sternum and ossa innominata of the Longnid- 
dry Whale” (female and foetus). Id. Journ. Anat. and Physiol. 1870, 
pp. 271-281. — An Account of the Great Finner Whale stranded at Long- 
niddry. Part 1. The Soft Parts,” Id. Trans. R. Soc. Edin. xxvi. 1870, 
pp. 197-251, pis. 5-8. This memoir contains also a description of the external 
appearance of this specimen, which proved to be a pregnant female ) it is 
figured on pi. 5.— Cervical vertebr® figured by Gray, Synopsis, tab. 33. 
Balcenoptera musctdus. An additional note to the description of an ex- 
ample stranded in 1869 [see Zool. Rec. vi. p. 23], by Prof. Flower, P. Z. S. 
1870, p. 330.-4Cervical vertebrae figured by Gray, Synopsis, pi. 32a, figs. 5, 6^. 
Balmnoptera rostrata. Notes on the anatomy of a young female captured 
at Weymouth in 1870 by J. P. Perrin, P. Z. S. 1870, pp. 805-817.-4Cemcal 
‘ vertebrae figured by Gray, Synopsis, pi. 32a, figs. 3 & 4. 
^Delphinidce. In Notes on the arrangement of the genera of Delphinoid 
Whales,” Dr. Gray proposes the following scheme (P. Z. S. 1870, pp. 772- 
773) 
I. Pectoral fin elongate, falcate, &c. 
A. Pectoral fins from the sides of the body ) the second and third 
fingers of 6 or 8 phalanges j the head beaked : IniidcB and Del- 
phinidce. 
B. Pectoral fins low down on the sides of the body, narrow and elon- 
gate ; second and third fingers of 9 or 10 phalanges ; head swollen : 
Glohicephcdidce. 
II. Pectoral fin short, broad, &c. : Orcidcey BdugidcCy and Pontoporidce. 
