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Y ufs 1 T e t r ~~ WED 12:33 FISHERY & WILDLIFE BIO FAX N0. 970491509] ~'~ GRxnT BwstM I~ATtIAAt.I$t' Yal. 48,11!0.4 ktml evident to touch on prexlorsum. Except for ftv~tber devoiopttt~t ~ ttucha] kexl, evi- dent to the eye nt a 250-.300 days of ago {PipY 10}, tnorpltoge:nr:s~ls is taonnple:ltsd. Individuals fnur, the 1974 cohort achievod sexual n>atu- rity in their sixth year of life {Minokley 19r~. S~7At~iRY i . i 9 ' r r .{ lrerlilrr.ocl. water-hardened ova of Ryrar~- ~ teurrtus veers l.8 rem is diameter froIIt Er:ur:tle~ hatmole-irrdu~ed to maaae agd 2.9 mm ~n females that ma~rarl,~atnretlly. Fps were a+~esive for 3 to 4 ~ after fertilization Geavage was Completed 24 lrtxuy at tcsmperatarea varying frrms 13 to 7 C, further rlevelopment vyas at 20 C. Gastr - lati<un aocurre<1 at3irs. Tile ttatocord scparsted from the mesoderpn at 47 hears, Heal eyie retdiments sad brain_.cavitics vvrrre distinguishable st 49 briars. 7'he tell Qroceea forrmsd at 57 haute {S.6 mm}. Heart beat be- gan at 83 hours, and blood eircrilation was err trablir~ed at 117 hours, Embryos began viss~ lent flexing and aonae ruptured their ahariants at that time. All batched between i2.K a~ 13I hextrs altar fertiliaetion. Embryos were 9.8 to 7.3 tnm TL at hatch- ing. The yolk rda is tubular, anti the heat! flexes aver it at s 45 dograo angle; oo die body axis. The pectoral i'ia buds, Hated at 1~4 hears (6.8 mfg), bet~amr3 packlklike at I62 hours {8.0 ioum~ and first were movable st 238 hours (9A ttrm}. The oosttin~tous, median fin fold first noted on caudal and post- erodorsal areas at 103 hours {b.3 mm}, begsa to develop eu~ the renter (behind the prrx:to- deem) at 142 hoots j7.5 tnm}, and wss e:ontitl- uois at L68 bows (8A mm}. The oltercles ba gan forming at 1~ hours {8.0 mm}. The gas Uladder first Appeared at 838 hours {11.0 utm). Tlu !owes jaw became movab~ snd pro- larva:e began directed switnmittg to the stu face to food at that times eye pigment Coro- plate and black. Melonophores developed over mid- anti hiadbrrtin at-rl ext patrexl rbe- ~l, paired dorso vir+cceral, and unpaired toitl- ventral pigmexit lines 6etrveen ld2 and Svi8 hunts {S.0 and 9 0 mm). 'Ifiece was np lateral Fir 10. ~wan>7r. o[ ea+eaehee)< ~ ][gen~d~er, feYaaw, with cxieat lolly aduh morphalo~• P. OS December 1' pi~'rYteltlatlOn the dornun a carded by vl houus (9.0+ ~ in any fig. Yotlr vvas beers (10.0 n bo form the fumed betvw ~, ventral, a time period these rays. b sal and anal enact and ex d0!'Sal and fete), and th Dorsai emd era! pigmta- n'tm). The g stricted tov tin. Pelvic chyme an l'ataT~itk~tC pelvis fia branets>aa p mavesrtaat at 1536 ltou Scale rue hexrrs {43.0 faces By 31 pieta em al' amt and vi abaw>t 5000 'Phis roe u.s. ~~ ; 1~•a~-3< We thank tieusal ~esb ~I ~~ !'ig_ o. luvcuilt: of ruzusbuck xi~~l,er, Xyruucheo tssnmut tlltwUy a11Er i~ut iitl ioa o[ w,ehal heel.