Waite — Fishes of South Australia 

 fSrapdiiorhijiicIius rioflrini En^'clli., Zool. Aiiz., xxxix, 1912, p. 644. 



21 



Fig, 26. Mifsuknriiia owsfoiii. 



The size of the spiraele is d()ul)tless variable and can scarcely be regarded as 

 a specific character; its small size m the South Australian example accords with 

 the description of M. dofirini. This specimen, the only one recorded from Austra- 

 lian waters, was caught at Goolwn within the River Murray mouth, in a seven-inch 

 gill-net. 



Family ISURIDAE. 



ISURUS Rafinesque, 1810 (oxyrhynchus). 



ISURUS GLAUCUS Miiller & Henle (Blue Pointer). 



Oxijrhina glauca Miill. & Henle, Plagiosi,, 1838, p. 69, pi. xxix. 

 LdiniKi sp(i]hinz(i)iii Day, Fish. India, 1878, p. 722, pi. clxxxvi, fig. 2. 

 Isiitiis (/IdHriis Garm., Mem. Mus. Comn. Zool., xxxvi, 1918, p. 88 ('ref.). 



Fig. i!7. Isunis nhnicus. 



Not to be confounded witli tlie Bine Shark, which has small gill-slits and a 

 very uneqnally-lobed tail. 



CARCHARODON Miiller & Henle, 1838 (rondeletii = carcharias). 

 CARCHARODON CARCHARIAS Linnaeus (White Pointer). 

 SqiKiJiis v(irch(tri<i^ Linn., Syst. Nat. (ed. x), 17r)8, p. 23."). 



