FLATFISHES. NOKJXIAX. 301 



Synopsis of Australian Species. 



I. Two lateral lines on both sides of body. 



A. 14 to 15 interlinear scales on ocular side .... 1. bilineatus 



B. 19 to 20 interlinear scales on ocular side .... 2. sindensis 



II. Two or three lateral lines on ocular side, none on blind side. 



A. Two nostrils; rostral hook not extending to below eye; 



7 to 13 interlinear scales. 



1. Interorbital width i to | diameter of eye; each scale of 



ocular side with 2 to 5 strong denticulations 



3. broadhursti 



2. Interorbital width J to i diameter of eye; scales of 



ocular side with numerous small denticulations. 



a. Scales ctenoid on both sides of body; 9 to 13 inter- 



linear scales. 

 * Two lateral lines on ocular side ; eye 9 in head 



4. maculipinnis 



** Three lateral lines on ocular side; eye 7 in head 

 5. maccullochi 



b. Scales cycloid on blind side; 7 or 8 interlinear scales 



6. ogilbyi 



B. A single nostril in front of lower eye; rostral hook extend- 



ing to below eye; 17 to 18 interlinear scales 



7. macrophthalmus 



1. Cynoylosms bill neat us. 



Achirus biUnratus, Lacepede, Hist. Nat. Poiss. IV, 

 pp. 659, 663 (1802). 



Plagusia quadrUineata, Bleeker, Nat. Tijdschr. Ned. Ind., 

 I, 1850, p. 412; Verh. Bat. Gen., XXIV, 1852, 

 Pleurou. p. 21. 



Arelia quadrilineata, Kaup, Archiv. Naturgesch., 1858, 

 p. 107. 



Cynoglossus quadrilineatus, Giinther, Cat. Fish., IV, p. 

 497 (1862) ; Bleeker, Atl. Ichth., VI, p. 32, Pleuron. 

 pi. XIV, fig. 3 (1866) ; Day, Fish. India, p. 435 

 (1877) ; Klunzinger, Sitzber, K. Ak. Wiss. Wien, 

 LXXX, Abt. 1, 1880, p. 409. 



Cynoglossus bilineatu*, Ogilby, Proc. Boy. Soc. Queens- 

 land, XXIII, 1910, p. 39. ' 



Depth of body 3f to 3J in the length, length of head 

 4| to 5. Snout rounded, length 2^ to 2f in head ; rostral 

 hook short, its posterior edge about 5^ in length of head ; 

 interorbital width almost equal to diameter of eye, which 

 is 10^ to 11 in length of head ; upper eye in advance of 

 lower; angle of mouth below posterior edge of eye, a 

 little nearer gill-opening than end of snout. A simple 

 nostril between the eyes, and a tubular one in front of 

 lower eye. Dorsal 111-114. Anal 87-91. Scales ctenoid 



