FISHES OF THE PHH.IPPINB AND ADJACENT SEAS 7 



b^. Fins scaleless; scales 53 to 55; D. XV, 11; A. Ill, 10 Doidyxodon 



a-. Coloration variegated, with dark horizontal or oblique bands; mouth very 

 small. 



e'. Band of villiform teeth in each jaw; spinous dorsal and anal 



scaleless Atypichthys 



e^. Broad band of trilobate movable teeth in each jaw; spinous 

 dorsal and anal scaly. -1 Neatypus 



Genus SCORPIS Valenciennes 



Scorpis Valenciennes, Hist. Nat. Poiss., vol. 8, 1831, p. 503. Type Scorpis 



georgianus Valenciennes, monotypic. 

 Agenor Castelnau, Proc. Linn. Soc. New South Wales, vol. 3, 1879, p. 371. 



Type Age7ior modestus Castelnau, monotypic. 

 Lepfotichthys Hutton, Trans. New Zealand Inst., vol. 22, 1889 (1890), p. 270. 



Type Ditrema violaceus Hutton, monotypic. 

 Caesiosoma Kaup, Nederland. Tijdschr. Dierk., vol. 1, 1864, p. 161. 



Atypic. Type Caesiosoma sieboldi Bleeker. 



Body more or less elevated or oblong ovate. Mouth moderate, 

 maxillary rather short and exposed. Jaws with bands of teeth, 

 outer series more or less enlarged; patches of minute teeth on 

 vomer, palatines, pterygoids and tongue. Preopercle serrated. Body 

 and most of head covered with rather small ctenoid scales. Soft 

 vertical fins scaly and spinous portion v/ith scaly sheath. Dorsals 

 continuous, with 9 or 10 spines graduated to last, v/hich longest and 

 rays 24 to 30. Anal spines 3, rays 24 to 30. 



Species mostly Australian. The following is largely from 

 McCulloch. 



ANALYSIS OF THE SPECIES 



a'. Agenor. Body more slender, depth half or less than half its lengh ; soft 

 dorsal and anal not or only slightlj' produced anteriorly ; no dark cross 

 bands. 

 6'. Dorsal and anal rays of about equal number. 



c'. Scales smaller, more than 100 along above lateral line; maxillary 



expansion wide as interspace to eye aequipinnis 



c^. Scales larger, less than 100 along above lateral line; maxillary expansion 

 v/ider than interspace to ej'e. 

 d^. Anal raj-s equal or more numerous than dorsal; interorbital space 

 less convex; eye larger. 



e^ Dorsal rays 25 to 27, anal 27 to 29 lineolatus 



e^. Dorsal rays 20, anal 23 or 24 lithophilus 



d^. Anal rays fewer than dorsal; interorbital very convex; eye 



smaller violaceus 



6*. Dorsal rays 30, anal 23 oblungus 



a^. Scorpis. Body deeper, depth over half length; soft dorsal and anal 

 strongly produced anteriorly; body with 2 broad dark cross bands. 



georgianus 



SCORPIS AEQUIPINNIS Richardson 



Scorpis aequipinnis Richardson, Voy. Erebus and Terror, Ichth., 1844-48, 

 p. 121. King George's Sound, Australia. — Gxtnther, Cat. Fish. Brit. Mus., 

 vol. 2, 1860, p. 64 (Swan River, type); Ann. Mag. Nat. Hist., ser. 3, vol. 20, 

 1867, p. 58 (Swan River, King George's Sound). — McCulloch, Rec. Aus- 

 tralian Mus., vol. 11, No. 7, 1917, p. 177, fig. 2 (Freemantle and Adelaide). 



