3428 The Zoologist — March, 1873, 



Family VIII. GLOBiocEPHALiDiE. — Head blunt, rounded. Teeth 

 in the front part of both jaws, cylindrical, simple ; symphysis very 

 short, shorter than the tooth-line. Dorsal fin falcate. Pectoral fin 

 low down on the sides of the body ; fingers elongate, many-jointed. 

 Atlas and the rest of the cervical vertebrae united, or the hinder 

 one free. Scapula triangular, with large coracoid and acromion 

 processes. 



i. Globiocephalus. — Skull : palate flat ; beak tapering in front ; 

 fifth and sixth cervical vertebrae auchylose. 



1. Globiocephalus svineval (Pilot Whale).— Black, with a white 

 streak beneath. Inhabits North Sea. Orkneys; 2'm<7 (skull in 

 the British Museum). Faeroe Islands. Makes a passage annually 

 from the Polar Seas to the Atlantic. Conies in large "schools" on 

 the coast of Scotland, and is driven ashore by the fishermen. The 

 bones saved are imported to the east coast of England to make 

 manure. Small "schools" or isolated stragglers occur annually on 

 difi'erent parts of the coast. They often reach 20 to 22 feet long. 



2. Globiocephalus affinis. — Inhabits North Sea. Skull, Mus. 

 Coll. of Surgeons. 



ii. Sph.erocephalos. — Palate of the skull convex, shelving on 

 the sides. Beak oblong, of nearly the same width the greater part 

 of its length. 



1. Sphcerocephalus incrassatus (Thick-palated Pilot Whale). 

 Gray, Proc. Zool. Soc. 1861, fig. 3. — Inhabits British Channel. 

 Skull, Bridport, 1853. B. M. Beacham. Probably a species of 

 the Mediterranean. 



II. Pectoral fin broad, rounded or truncated at the end ; hand 

 shorter than the arm-bones ; second finger the longest, the 

 rest gradually shorter; phalanges of the second finger six or 

 eight. 



Family IX. Orcad.e. — Head rounded, scarcely beaked. Dorsal 

 fin falcate. Skull heavy ; wings of sides expanded ; beak short, 

 broad; triangle in front of the blowers flat. Lower jaw thick in 

 front; symphysis short. Teeth large. 



i. Orca. — Beak of the skull from the notch before the orbit the 

 same length as from the notch to the condyles ; the width at the 

 notch three-fifths of the length of the beak. The occipital end of 



