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<br />.. . <br /> <br />I ' <br /> <br />RESUL'IS <br /> <br />Early IJGiielopill8.i.ll:.. of L t.e,Xanus <br /> <br />Early d.evelo pili8n;:; 01 the rdzor;:.ack SIlCAer may be ai v iJeci into <br /> <br />foul' major pha SC.3 8.3 G..8fined by hUt:::JS (194J): embryological devel- <br /> <br />opmeL..\;, f ertilizat.lull to haLching i pro larval development, hatching <br /> <br />~o yol~ ab8orptioa~ pos~ldrval dev81opment, yolk absorption to ossi- <br /> <br />ficatioll of pelvic fin ra-,ys; a~.;.J., jUveLlile llevE:lop;nes:lt, pelvic fi1.1- <br /> <br />ray 088ifi"'::'3.(,;io.... to dGvc:lopm8j,1~ui' mature ganaus. <br /> <br />in the razoroack <br /> <br />SLA.c~'~er, ju. venlle s appea.r to po sse ss c:..ll llOG- sexu2.1, _ adul t cllarac cer- <br /> <br />istlcs except t.he .il~A;:,ha.l keel or "l1Uo.p. Ii L,eveloprr:.8~;,tG.l Stb..gi1.ig fo1- <br /> <br />lmlf8 .t:b.llllS~~lf s (lj47) geGeral pat.~ern fo:c c,yprL1id fishes. <br /> <br />In ad- <br /> <br />'ultion, descrlptlvu ter~inology was also takdll, la par~, from the <br /> <br />follOtJil.l.g sources: .ClJ?der, 1805; i:)~e~;art., 1926; 'ravolga, 1949; and, <br /> <br />\-i i Ll.Cl Cihd III i 11 e r,' 1 j .5 4- . <br /> <br />The pattern of morphosis elucid~ted in this report 1s a compo- <br /> <br />s1 t.e of the 1974 i:llld 197.5 d.evelop;,,~.tlta1 data. 'l'he embryological, <br /> <br />p.!'olarval <"iIld early po B t:larvd.l p;1ases are deseri bedi'rom the 19~15 <br /> <br />J.<.i.tai ""hareas, th3 late postlarvul a.Lld ju."enile phases .:l.ce deseri bed. <br /> <br />''''"'-_.~'''':~'''J>;~'J'';?''f """"'-"'!;",-" '~~-.,.... -.~'''';c--~~.,.,~' "-~ <br /> <br /> <br />..":~~ <br />