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Last modified
7/14/2009 5:02:28 PM
Creation date
5/22/2009 12:30:24 PM
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Template:
UCREFRP
UCREFRP Catalog Number
7006
Author
Gustafson, E.
Title
Early Development, Adult Sexual Dimorphism, and Fecundity of the Razorback Sucker,
USFW Year
1975
Copyright Material
NO
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<br />, , <br /> <br />al illi3 wi~h ~ rays. <br /> <br />Cuwl"",l 1 ill v,i\'ii ) 'l,O ~.;. J.:G..js. <br /> <br />'The sJjlE::t:.I.. .l. s <br /> <br />Co~~ll~ ~U5t ~~st~rior ~o the llv8r. <br /> <br />I'f,0 e,LLu of tiie .rlutOC{-~ul'U. i3 <br /> <br />s t:r.s..ig {. t-. <br /> <br />'.1Clerc is l10 trace ul t;ilc clo.r:sul or allal fins. <br /> <br />'lilt:: procLo- <br /> <br />J..eura i .f....S 0 ~e!leJ. : <br /> <br />anus. <br /> <br />?ieme.L1L~.A.\'i 0il is L1CrGCiSinc?; Oll aLL aspec'c s except t.Le laceral pig;- <br /> <br />lTl8.at liua. <br /> <br />Melaaophores a~paaril~ ca :he gas bladder a~d incfeasing <br /> <br />u..:' ""'lie i.-.;al. <br /> <br />b~age ~j; Early Postlarvae:tiay 17; <br /> <br />430 hr; <br /> <br />10.0 mm. <br /> <br />'l:he nurnL<:;.;r 01 ray s il~ "t;he cauJ.al f ill has increased: ao,,,; 7 to 9. <br /> <br />',l'he opel'(;uls..r gill .i'lap .L5 completely. overgL"(.lWJ.1 the gills. <br /> <br />the mcd- <br /> <br />ia!l fiu lii(:';iaiJriculd iw.s t;.ic~\.e{ied afIu g:CQ,dJ. oU;:'~;ard aL. the si ees 01' <br /> <br />~I 0.' <br />ld ._ <br /> <br />i....Li.~U.J.:-.~ .:i.Lldl i.i.l",~ ~Ol"S(;ti. 1'11..1.5. <br /> <br />T!.c dl:l or t..e .Got(J(;'}~OI'd i s {.~i-er0C~.:i:'-. <br /> <br />cal. <br /> <br />figtae..l\:.a\.,iuJ:.l iltJ.S l.ll..::.rt:;d.G~d. i5I'8CiL.l.y c;,;(ce~t OIL ;:;D~ lateral JjiB,mi,:;nt <br /> <br />l~f.;.e . <br /> <br />Fuod. ino, (;<::1'i a.l.:; ar3pr~Se[1 (. Li t [10 s l..OincH.::l; f 0CcS are present L:l <br /> <br />t:ie pOG~81'iol' :i.lll.(;s~,i!1Ci.l Lru.c~. <br /> <br />15~5 imil. <br /> <br />Docsal dnct ALlal Fin. Hay B.uJ.j..ILlg;nts: <br />i F'" 'J) <br />\' 'lg. 0 . <br /> <br />day 4:1; <br /> <br />9/' - <br />oU <br /> <br />hr; <br /> <br /><;, c.. ;.l ".'~ )-'." <br />~~--~. <br /> <br />.i:"~,n J:'ay TlluirJ.8J.1CS prescilt in the dorsal ana anal fins. Caudal <br />fin wi~h full 'complement of' i9 rays (ossified). The posterior margin <br />of ~lie cdud.al fif! is rO'J.llieu. 'l'he eli.d. of tL'ie llotoci1ord is "lOW hOJlJ.u- <br /> <br />~er'cal'. <br /> <br />Gas ~ludder bell~ Gubdivide~ into two chambers. <br /> <br />1>181anophur0s are ilO:i Ej,ppcul'Llg, Of! the posterior segment of the <br />lute.cal pigme.ac li,ne. <br />1~:d..2l.ge J7: hiclcile Post.la:cvd.e: (ld.Y 48i .l152 Lri '20.0 mID. <br />A part of l,ile l'uys i.(. l;.fle dorsal c:...n:l anal fins are ossified. <br />J.'118 pelvic fin r'UcJ.ili1(;,(II:.S a:L'C . "i/isibl-:; iA.S gat.herinE,s of rnes8n.cllYlile'. <br />'l'ile C&l4Qcll fill is IilClI'gin<~J post.eriorly. 'Ihe gas bladder is now sub- <br />J.1 vhLeJ i!l to ~HO Chc:H:l;JOTS. th~ UI"06 ell 1 tal papilla is apparE:H t.. 11lh:l <br />J"i.lOU l.h i~ dtill. ;:"el'l;,ln,:;l.J. e;,nd. the lips are' formed: small pd.pillae are <br /> <br />vL:;i'.Jle U11 both ufJf.;er ull,l lOitICr li.ps. <br />ht.:Ll,(H)~ii0l'''::.s Ld,'3 l!J.clea~L.g tiu'OJ.g:',OU.t ~r,e body; <br /> <br />ossified fi,(! <br /> <br />"'1"~ <br /> <br />- <br />
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