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Larvae Information Summary for  Ophichthus zophochir
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Main Ref: Charter, S.R. and H.G. Moser 1996
Yolk-sac larvae
  max min mod Ref.
Length at birth (mm) 7.5      
Preanal L. % TL        
Place of development planktonic
Larval area Ranges from Punta San Juanico, Baja California Sur south and into the Gulf of California
Yolk-sac       Ref:  
Yolk   Oil globules  
Post larvae
Striking feature  
Striking shape lateral   dorsal  
Striking feature  
Shape of gut spherical or gut loop
Gas bladder   early   late  
Spinal armature   early   late  
Leptocephalus larva; nephros at about myomere 58 (56-62); 2 liver lobes; 8 gut loops; 9 loops in larger leptocephali before transformation; pigmentation midlaterally on 1-4 myosepta. Pigmentation: few on lower jaw; anterior and posterolateral to heart; dorsolaterally on liver lobes and gut loops; on 1-4 hypaxial myosepta; 6 subcutaneous postanal patches ventral to notochord; on most anal fin pterygiophores, patchy at transformation; dorsal and ventral to notochord tip. Sequence of fin development: caudal, anal, dorsal, pectoral.
Meristic characters
  max min mod Ref.
Total number of myomeres 163 146 157 35581
  L 1st feeding Ref. Months of presence of larvae
max     Jan Feb Mar Apr
min   May Jun Jul Aug
mod     Sep Oct Nov Dec
Water parameters     Metric characters
Entered by: Luna,Susan M. - 11.09.00
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