MCCULLOCH. 67 



XCV. Family Lobotidae. 



jiii,. Lobotes Cuvier, R. Aniin. 2nd ed., ii. L829, p. lTi (surinamensis) . 

 206a. L. surinamensis. Triple-tail. Holocentrus surinamensis Bloch, 

 Ausl. Fische iv. 1790, p. us, pi. 243. .Lobotes surinamensis Bleeker, 

 Alius Ichth. viii. 1876, p. 12. pi. 311. 4 (PI. xxiv.). 

 An excellent food-fish, growing to 30 inches long, which wanders southward 

 from the tropics into our northern waters. 



X<A"i. Family Pomadanidae. 



A. A central groove behind the symphysis of the lower jaw. Pomadasys (207). 



AA. Xo such groove. 



B. 13 dorsal spines; scales in 65 or more rows below the lateral line. 



Pledorhinchiis (2081. 

 BB. 14 dorsal spines: scales in 50 rows below the lateral line. 



Enelatichthys (209). 



207. Pomadasys Laeep., 11. X. poiss. iv, 1802, p. 515 (argenteus). 



2U7a. P. hasta. Javelin Fish. Lutjanus hasta Bloch, Ausl. Fische iv, 

 1790, p. 109, pi. 246, 1. Pomadasys hasta Bleeker, Atlas lchth. viii, 

 1876. p. 28, pi. 325. 3 (PI. xxiv.). 



An excellent food-fish, glowing to at least 2 feet long. It is common in 

 Queensland, and ranges into the northern waters of New South Wales. 



208. PLECTORHINCHtJS Lacep., IP X. Poiss. iii, 1S02, p. 134 (chactodonoides). 

 A. 9-10 dorsal spines. pictus (208b). 

 AA. 13 dorsal spines. reliailalus (208a). 



208a. P. reticulatus. Diagramma reticulatum Gtlir.. Brit. Mus. Cat. Fish, i, 

 1859, p. 334. Plectorhynclws reticulatus McCulloch, Biol. Pes. Endea- 

 vour iv. 4, 1916, p. 185, pi. 53 (PI. xxiv.). 



A little known species, but once recorded from New South Wales waters. 



208b. P. PICTUS. Golden -spotted Nweetlips. Perca picta Tlmnberg, Nya. 



Handl. Stockholm xiii, 1793, p. 441, pi. 5, 1. Plectorhynchus pietus 



Bleeker, Atlas lchth. viii, 1876, p. 24, pi. 329, 4. 

 An indifferent food-fish, reaching a length of two feet. It has been recorded 

 from the Tweed Kiver Heads as Spilotiehthys labioaus. 



209. Euelatichthys Fowler, Journ. Acad. X. Sci. Philad. (2) xii, 1904, p. 527 



(affine). 

 209a. E. xiGEit. Brown Sweetlips. Pristipoma niger (Mertens) Cuv. & 



Val., v, 1830, p. 258. Plectorhynchus crassispinis Bleeker, Atlas lchth. 



viii, 1876, p. 15, pi. 342, 1. (PI. xxiv.). 

 A well ilavoured species, growing to over 2 feet long, and occurring on the 

 northern portion of the coast. 



XCVII. Family Gerridae. 



210. Gerres (Cuvier) Quoy & Gaimard, Voy. Uranie, 1824, p. 293 (vaigiensis). 

 A. About 36 scales on the lateral line. 



B. Colouration uniformly silver. ovatus (210a). 



G. subfasciatus , with indistinct vertical bands, is apparently near G. 

 ovatus. 

 AA. About 45 scales on the lateral line. argyreus (210c). 



