114 MASTACEMBELTD.f:. 



1). XXVI-XXIX G5-70 ; A. II 68-75 ; 



mouth extonding to below anterior border 



of eye ; 18-22 scales between origin of 



soft dor?al and lateral line 17. .1^. shiranus, Gtlir., p. 128. 



D. XXVII-XXIX 95-100 ; A. II «5-90 ; 



mouth extending to below anterior border 



01- anterior third of eye; 23-25 scales 



letween origin of soft dorsal and lateral LP- ^-•'' 



]j,jg 18. il/. niijromarginatus, Blgr., 



b. 30-35 dorsal spines. 

 D. XXX 75 ; A. II 75 ; mouth extending to 

 below anterior border of eye ; 18 scales 

 between origin of soft dorsal and latei'al 

 line 19. il/. moeruensis, Blgr., p. 130. 



D. XXXII-XXXV 100 ; A. II 100 ; mouth 

 extending to below posterior nostril ; about 

 20 scales between origin of soft dorsal and 

 lateral line 20. .1/. wc/ome, Blgr., p 131. 



II. Vent co.isiderably nearer caudal fin than end of snout. 

 A. 29 1o 32 (rarely 33) dorsal spines. 

 1. Two anal spines. 



a. Prteorbital and praeoporcular spines [)resent. 

 D. XXIX-XXX 110; A. II 110; mouth ex- 

 tending to below anterior border of eye . 21. J/, uhangensis, Blgr., p. 132. 

 D. XXXI 70 ; A. II 70 ; mouth not extending 



to below posterior nostril 22. M. ellipsifer, Blgr., p. 132. 



h. Xo prseorbital spine ; praeopercular spines present. 



D. XXX-XXXII 85; A. II 70; mouth ex- 

 tending to below posterior border of eye; 



depth of body nearly 20 times in total [p. 133, 



length 23. M. marmovatus, Perugia, 



D. XXIX-XXXII 70-80 ; A. II 70-80 ; 

 mouth extending to below eye ; depth of 

 body 13-14 times in total length . . . 24. M. brecicauda, Blgr., p. 133. 



D. XXXI-XXXII 90 ; A. II 90-95 ; mouth 

 extending to below posterior nostril ; depth 

 of body 11 to 12 times in total length . 25. M. reticulatus, Blgr., p. 134. 



c. No prasorbital or praeopercular spines. 

 D. XXXII 70; A. II 75 26. M. mellandi, B]gv., -p. lib. 



2. Three anal spines. 

 D. XXXI 51 ; A. Ill 53 ; no pra3orbitaI or 



pra3oporcular spines . ....... 27. J/. &m(;7(^9-/«'«M*, Blgr., p. 136. 



