Larvae Information Summary for  Trachinops taeniatus
( not available )

Main Ref: Neira, F.J., A.G. Miskiewicz and T. Trnski 1998
Yolk-sac larvae
  max min mod Ref.
Length at birth (mm)        
Preanal L. % TL 50 48    
Place of development planktonic
Larval area Botany Bay (NSW)
Yolk-sac       Ref:  
Yolk   Oil globules  
Post larvae
Striking feature  
Striking shape lateral   dorsal  
Striking feature  
Shape of gut  
Gas bladder   early   late  
Spinal armature   early   late  
Diagnostic characters: body lightly pigmented in early postflexion larvae; broad pigment stripe along lateral surface of trunk and tail in late postflexion larvae; large internal melanophore dorsally on hindgut near anus. Sequence of fin formation: caudal (<9.3 mm); dorsal (<9.3-10.0 mm); anal (<9.3-10.0 mm); pectoral (<9.3 mm); pelvic (<9.3 mm). Larvae settle on the bottom at 12.5-15.0 mm BL.
Meristic characters
  max min mod Ref.
Total number of myomeres 38 37   33616
Preanal number of myomeres 14 12   33616
  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. - 04.08.00
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