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Larvae Information Summary for  Coris julis
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Main Ref: Russell, F.S. 1976
Yolk-sac larvae
  max min mod Ref.
Length at birth (mm) 2.5 2.1 2.3 78
Preanal L. % TL     57.6  
Place of development planktonic
Larval area Mediterranean
Yolk-sac elongated   unpigmented Ref: 41
Yolk unsegmented Oil globules one oil globuleanteriorcentralpigmented
Rows on tail no rows
Other melanophores on tail tail with single melanophore
Melanophores on head + trunk no melanophores on head or trunk
Anterior part of yolk sac protruding, oil globule in front of the head.
Post larvae
Striking feature none
Striking shape lateral normal (not striking) dorsal normal (not striking)
Striking feature none
Shape of gut triangular
Gas bladder   early invisible late invisible
Spinal armature   early no spines late no spines
Pigmentation early
Rows on tail no rows
Other melanophores on tail tail with single melanophore
Melanophores on head + trunk melanophores on trunk
Pigmentation late
Rows on tail no rows
Other melanophores on tail one dorso-ventral cluster or band
Melanophores on head + trunk melanophores on trunk
Urostyle region   early pigmented late pigmented
Peritoneum covered with melanophores
Pectorals normal  
Pelvics normal (i.e. small or absent)  
One dorso-ventral cluster of melanophores in the posterior half of the tail. Another dorso-ventral cluster above the anus. Body typically slender reminding of the adult; tail fin convex.
Meristic characters
  max min mod Ref.
Total number of myomeres     25 266
  L 1st feeding Ref. Months of presence of larvae  
max     Jan Feb Mar Apr
min   May Jun Jul Aug
mod 4 67 Sep Oct Nov Dec
Water parameters     Metric characters
Entered by: Papasissi,Christine - 19.10.90
Modified by: Luna,Susan M. - 17.07.02
Checked by: Giovanardi,Otello - 15.02.91
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