SPECIAL WORK. 
Mamm . 49 
has remarks on photographs of two specimens stranded on the French 
coasts. 
iBalcenoptera ( Plesiocetus ) cortesi, n. var. portisi, Sacco, l. c., Pliocene, 
Italy. 
b . Zeuglodontidje. 
Thompson, D’Arcy W. On the Systematic Position of Zeuglodon. 
Stud. Mus. Dundee, i, art. ix, pp. 1-8, woodcuts. 
From the characters of the skull, teeth, vertebrae, and limb-bones, it is 
argued that the Zeuglodonts have nothing to do with the Cetacea, but are 
allied to the Carnivora Pinnipedia. 
. Faut-il associer les Zeuglodontes aux Cetaces? C.R. Congres 
Internat. Zool. 1889, pp. 225-232. 
Another contribution to the same subject. 
c. Physeterid.®. 
Pouchet, G., & Chaves, F. A. Des Formes ext^rieures du Cachalot. 
J. de l’Anat. Phys. xxvi, pp. 270-272, woodcut. 
Describes, with figures, photographs of the Cachalot, and states that the 
ordinary figures, in which the muzzle is abruptly truncated, are incorrect. 
Pouchet, G., & Beauregard, — . Sur un Echouement de Cachalot a 
ITsle de Rd. C.R. cx, pp. 722 & 723. 
Describes a stranded male specimen. 
d . DELPHINIDiE. 
True, F. W. Observations on the Life History of the Bottlenose 
Porpoise. P. U. S. Nat. Mus. xiii, pp. 197-203. 
Observations on specimens of Tursiops tursio captured at the fishery at 
Hatteras, N. Carolina. Dimensions are given, and the relative number of 
male and female individuals captured recorded. 
Woodhead, G. S., & Gray, R. W. On the Stomach of the Narwhal 
(Monodon monoceros). P. R. Soc. Edinb. xvi, pp. 792-807, pis. i-iv. 
A detailed anatomical and histological account. 
iMesoplodon floris , n. sp., E. T. Newton, Q. J. Geol. Soc. xlvi, 
pp. 448-450, pi. xviii, fig. 7, Red Crag. 
iMesoplodon scaphokles , n. sp., Newton, t. c., pp. 450 & 451, pi. xviii, 
fig. 8, ibid. 
d . SQUALODONTTD2E. 
iSqualodon quarternarium : a tooth from an Italian cave figured by 
A. Issel, Ann. Mus. Genov (2) ix, p. 10 ( vide supra , p. 7). 
1890. [vol. xxvii.] c 4 
