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Larvae Information Summary for  Petroscirtes lupus
( 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) 2.9 2.1    
Preanal L. % TL 55 49    
Place of development planktonic
Larval area shallow, coastal waters
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: pair of large dentary canine teeth from early preflexion stage; ni preopercular spines; internal pigment on forebrain in preflexion larvae; melanophores along lateral midline of tail from late flexion stage, spreading laterally over entire tail by postflexion stage; no melanophores on pectoral-fin membrane. Sequence of fin formation: pectoral (3.1-4.9 mm); caudal (3.1-4.9 mm); anal (4.9-6.4 mm); pelvic (4.9-8.7 mm); dorsal (4.9-10.0 mm). Larvae settle on the bottom between 13.0 and 17.0 mm BL.
Meristic characters
  max min mod Ref.
Total number of myomeres 37 34   33616
Preanal number of myomeres 12 6   33616
  L 1st feeding Ref. Months of presence of larvae    Ref. 
max     Jan Feb Mar Apr
min   May Jun Jul Aug
mod     Sep Oct Nov Dec
Water parameters     Metric characters
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