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Larvae Information Summary for  Arnoglossus imperialis
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Main Ref: Russell, F.S. 1976
Yolk-sac larvae
  max min mod Ref.
Length at birth (mm)        
Preanal L. % TL        
Place of development planktonic
Larval area to be filled
Yolk-sac       Ref:  
Yolk   Oil globules one oil globule
Rows on tail  
Other melanophores on tail  
Post larvae
Striking feature some dorsal fin rays very elongated
Striking shape lateral short and/or deep dorsal compressed
Striking feature some dorsal fin rays very elongated
Shape of gut spherical or gut loop
Gas bladder   early pigmented late pigmented
Spinal armature   early several different spines late several different spines
Pigmentation early
Rows on tail no rows
Other melanophores on tail one dorso-ventral cluster or band
Melanophores on head + trunk melanophores on trunk
Pigmentation late
Rows on tail dorsal + ventral row
Other melanophores on tail one dorso-ventral cluster or band
Melanophores on head + trunk melanophores on trunk
Urostyle region   early unpigmented late unpigmented
Peritoneum without melanophores
Pectorals normal without melanophores
Pelvics normal (i.e. small or absent)  
Spined plates along the ventral margin of the abdomen. The caudal band of melanophores is located between 21st - 25th postanal segments.
Meristic characters
  max min mod Ref.
Total number of vertebrae     44 65
Preanal number of vertebrae     10 65
  L 1st feeding Ref. Months of presence of larvae
max     Jan Feb Mar Apr
min   May Jun Jul Aug
mod 6.5   Sep Oct Nov Dec
Water parameters     Metric characters
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