MASTArEMP.HI.US. 113 



B. "23 or 24 dorsal spines ; praiopercular spines present. 

 I). XXIII-XXIV 75; A. II 75-80; a prre- 



orbital spine ; leni^lli ot" liead twice in its 



(iisiancp from vent 3. .1/. Kunr/nV, 8;iiiv., p. ]l(i. 



I>. XXIV 1(1(1; A. II 1(1(1; no pr;i:orliii;ii 

 spine; lenjitli of head ;5i times in its 

 distance from vent 4. .1/. i')vy)^(crtn^/i(/.--, liiln., p. 1 1 7. 



C. 25 to 34 dorsal spines ; pra;opercular spines present. 

 1. Two anal spines. 



(I. A strono; praeorliifal spine; length of head 2| to 2 J times in its 

 distance from vent. 

 H. XXVI-XXVII 85-<t0 ; A. 11 80-'.tO . . .I. .1/. srlaieri, Bl^^r.. p. 118. 

 D. XXVII-XXIX 05-1(15 ; A. If 11.5-125 . i'>. M. .unningtoni, Blgr.. p. 110. 



h. A small pra-orliital spine; ionglh of lu'ad 2| to 3^ times in its distance 

 from vent. 

 1). XXVI-XXX 80; A. If 80; depth of 



hoily 12 to 13 times in total length . . 7. ,1/. UJieriensU, L>lgr., p. 110. 

 1). XXVIII-XXXII 100-130 ; A. II 100- 

 130 ; de[itli of body 13-17 times in total 

 length ^i. .1/. loennherr/ii, Hlgr., p. iL'O. 



c. No prreorbital spine; length of head 3 to 4s times in its dist,;inte from 

 vent. 

 1). XXTX-XXXII 80-85 ; A. n 80-85 . . 0. .V. <7r)w, Blgr., p. 121. 



D. XXXIV 128; A. II 120 Id. .1/. ,nuo/-</«, Blgr., p. 122. 



3. Three anal spines; a strong i]ra?oi'bital spine. 

 F>. XXV-.KXVIII 85-00 ; A. Ill 85-02 . .11. .1/. e<mr,ic„s, Blgr., p. 123. 

 1). XXIX 85 ; A. Ill 85 12. J/. »wi«^«, Blgr., p. 124. 



U. 25 to 35 dorsal spines; no prjoorbital or pra^opercular spines. 



1. Head 4 to H times as long as its distance from first dorsal spine. 

 I) XXVII 80-00; A. II (;8-80 ; no lateral 



line 13. .1/. «/</«»•, Sanv., j). 125. 



1) XXV-X.XVIir 70-80; A. II 80-00; 



lateral line formed of a few tubules widely [p. Ii>."). 



separated from one anolher 14. M.jhiconiaiyinutns, Jilgi-., 



11 XXX-XXXIII 80-90; A. II 8(»-00 ; 



lateial line formed of a few tubides widely 



separated from one another 15. -1/. /'«(/(•.■;//, Blgr., p. 12(1. 



2. Head 2 to 3 times as long as its distance from first dorsal spine. 

 a. 25-20 dorsal spines. 



D. XXV-XXVII 70-80; A. II 70-80; 

 mouth extending to below centre of eye ; 

 30—35 scales between origin of soft dorsal 



and lateral line l(j. M. moorii, Blgr.. p. 127. 



VOL. IV. I 



