SO rnXTKir.rTIoNS TO XOKTII AMKKICAX ICHTHYOLOGY IV. 



]>. I!--:il and :in:il I'IMS followed by I'm 



I'.. Free :ui:il spines 'J CAKANCII. i . 75. 



l!i;. 1 j-. . anal spines in tin- Sro.Mr.Kii>. 



1>I>. I>..i'-:il ;iii(l :ili:ll willioilt lilllcls. 



1 . i pper jaw prolonged into :i "sword" Xi run D.I:, 72. 



J 1 . I pper jau nut prolonged into a sword. 



(I. Slllmrliit-ll with M 1>( HI V si. -IV COTTID/E, lH7. 



' Suborbital without bony stay. 



li. An.-il tin aient; caudal I'm rudimentary or directed upward. 



T;: \c m ri ]:I:H).K, 100. 

 Jill. Anal I'm present ; caudal developed. 



I. Ventral rays Irss than I. .">. 



J. J>oi>al .-pines HOIK- at all; lateral line with prid.les. 



Iros-i ::n> i:, 101. 

 .1.1. Dorsal spines very few (less than f>) I>.\i K.M IIIM.I.. 111. 



.1.1.1. 1 >orsal spines nillileroiis 1 il.LNNHD.K, ll'J. 



II. Ventrals tlmraeie. I, .".. i>r more. 



K. I >orsal with a series of IK my ] dates at liase 7i:Mi ; . ~1. 



Klv. 1 lorsal williout liony plates at lia-e. 



L. Anal jin-eedi-d Ity '2 Tree spines C.\i:.\\<;i D r. 7."i. 



LL. Anal without free sjiiues TK.UMJIMK.K, l"v;. 



Ill>. CMll-opt iiint;s Muall, behind Hie pectoral tins, which are more or ]< >s pedie- 



lllate. 



M. Gill-opeuings in or licliitul upper a\il of jn-etorals ; 



month small M.\i,nir.in.' . 126. 



MM. Gill-openings in or liehind lo\\er axil ; mouth lar^e. 

 N..llead compressed; no ]iseudolirancliia'. 



AN 11.NNA1.MI1> E, ' 



XX'. Head depressed : pseudobranchiffi i>resent. 



\ .< il'llllHJE, 124. 



III. VKXTK'AL FINS KNTIl.'KI.Y \YAXTIN<:. 



A. (iiil-opeiiinu^ ventral, eonlliient in a longitudinal slit ; hody eel-sha]ied. 



>\ \ \riKii:i:AN< ini> r. 7,-\. 

 }'.. ( iill -openings lateral, or not eonlliient. 



' . liil! memliraiies united lo the IflthmuS (i. 6., gill-Openinga separated l>y an 



isthmus). 

 I >. I lO] -al In i single, of spines i.iily. 



Mol;ir leelh pre,,-|ll A N A I III 1 1 1 ( I ! A I "I I > T, 1 1 '.}. 



i .1 '.. Miil.ir teelli nolle I '.1 .1 . N N 1 1 1 >. !:, 1 1'J. 



I 'I'. I '"i -al Bus two, anterior spinouSj posterior soft ; teeth inci-or-liki-. 



r.Ai.i.sm 



1 'I 'I '. I '"i -al tin undiv ided. the spines feel.le or none. 



! ^ii'.iit I n In ilar, I.e.-u in- i lie short , tool hless moni h at its end ; l>od\ niaili il. 



i. ' .ndal I'm pi. ,eni ; head in the line of the axis of the body. 



f-i NI.N A niii>.i:, 58. 

 1 ndal (in want iny : head not in line oi' axis of IK. dy. 



Jlii'i-ocA.Mrin.i:. 68. 

 Kl . SIP. in not liilmlar. 



i I'.ndy < Ion-all-, i i 1 --liapi d. 

 II. I'ecioral lins want in-;. 



I Oill-openilij mall M''i:.i NII. r., 52. 



II cill-.-penin-- i Lerate A.\<;rii.i,n>.r:, 53. 



Jill. 1'e. lc.i.,1 |,n, pie.-,, lit. 



