NOTES ON SOME AUSTRALIAN SHARKS. 
190 
39. Jordan’s Blue Dog Shark, Scoliodon jordani Ogilby. Type, nearly 3 feet long, lost. 
For synonymy, vide supra , in this paper. 
40. Sharp -toothed Shark, Aprionodon acutidens (Ruppell). Over 6 feet. 
41. Tiger Shark, Galeocerdo rayneri Macdonald and Barron. Over 16 feet. Viviparous 
Known to attack man. 
42. Northwestern Tiger Shark, Galeocerdo cuvier (Lesueur). Probably like G. rayneri. See 
Journ. Acad. Nat. Sci. Philad. ii, Nov. 1822, p. 351, apparently a tiger shark. 
43. Little Nurse, Triakis scyllium Muller and Henle. Two and a-half feet. Harmless. 
44. School Shark, Notogalcus australis (Macleay). At least 6 feet. Viviparous. Not known 
to attack man. 
45. Gummy or Sweet William, Mustelus antarcticus Gunther. Three and a-half feet. 
Ovo-viviparous, with a structure like a placenta. Harmless. 
46. New Zealand Gummy, Mustelus lenticularis Phillipps. Probably like M . antarcticus. 
47. Little Blue Shark, Rhizoprionodon crenidens (Klunzinger). Four feet. Harmless. 
48. Muller’s Shark, Physodon midleri ^Muller and Henle). No data. 
49. Taylor’s Shark, Physodon taylori (Ogilby). Type over 2 feet long, now missing. 
50. Hammerhead Shark, Eusphyra blochii (Cuvier). Over five feet, probably much larger. 
Viviparous and perhaps dangerous. 
51. Lewin’s Hammerhead, Sphyrna lewini (Griffith). Ten feet. Probably viviparous. Harmless, 
so far as is known. 
52. Large Hammerhead, Sphyrna zygoena Linne. Length over 15 feet or well over 400 lb. 
weight. Viviparous. Regarded as likely to attack man. 
53. Mackerel Shark, Lamna nasus (Bonnaterre). Ten feet. Dangerous. 
54. Mako or Blue Pointer, Isuropsis malco (Whitley). Twelve feet or nearly 800 lb. weight. 
Very savage and dangerous. 
55. White Shark or White Pointer, Carcharhinus carcharias (Linne). Said to grow to more 
than 40 feet. A New Zealand specimen, 12£ feet long, weighed 910 lb. 
Dangerous. 
56. Grey Nurse, Carcharias arenarius Ogilby. Fifteen feet ; an 8-foot specimen weighed 
370 lb. Viviparous. Dangerous to bathers. 
57. Blue Nurse, Carcharias tricuspidatus Day. At least 12 feet. Probably viviparous and 
dangerous. 
58. Thresher, or Fox Shark, Alopias caudatus Phillipps. Sixteen feet and over 900 lb. 
weight. Not regarded as harmful to man. 
59. Goblin Shark, MitsuJcurina owstoni Jordan. Length 7 feet. 
60. Basking Shark, Halsydrus maximus (Linne). Over 35 feet. Harmless. 
61. White-spotted Dogfish, Squalus kirki (Phillipps). Three feet. Harmless, bu all the 
dogfishes may cause wounds by means of their dorsal spines. 
62. Piked Dogfish, Squalus megalops (Macleay). Less than 3 feet. Ovo-viviparous ; the 
spines of the embryo protected by knobs before birth. 
63. Victorian Dogfish, Squalus whitleyi, Phillipps. Probably like the preceding species. 
64. Dogfish, Entoxychirus uyatus (Rafinesque). The record of this species from Australia 
may be referable to a Squalus. 
65. Prickly Dogfish, Oxynotus bruniensis (Ogilby). Two feet. Harmless. 
66. Plunket’s Shark, Proscymnodon plunketi (Waite). Four feet. Viviparous. Harmless. 
67. Thompson’s Deepsea Dogfish, Centrophorus kaikoura?, nom. nov. pro. C. calceus 
Thompson (Rec. Canterb. Mus. iii, 4, 1930, p. 275, pi. xlii, figs, a-i), not of Lowe. 
Nearly 4 feet. The species of Centrophorus are harmless deepsea sharks and of the 
breeding habits in Australia or New Zealand little is known, though all are 
probably viviparous. 
