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Table 2 Fin rays, head spines, and head cirri development in Porocottus leptosomus

From: Genetical identification and morphological description of the larvae and juveniles of Porocottus leptosomus (Pisces: Cottidae) from Korea

Elements Yolk-sac larvae Preflexion larvae Body length (mni) Flexion larvae Postflexion larvae Juvenile
3.9 5.5 6.2 9.5 10.8 11.8 12.4 16.5
Fin rays
 Dorsal-fin rays     VI, 16 VII, 17 VII, 18 VII, 18 VII, 18
 Anal-fin rays     12 13 12 12 14
 Pectoral-fin rays     11 14 14 15 15
 Pelvic-fin rays     Bud Incipient I,2 I,3 I,3
 Caudal-fin rays    w.anlage 10 12 13 15 15
Head spines
 Parietal spine     O O O O O
 Preopercular spine 2 4 4 4 4b 4b 4b 4b
Head cirri
 Supraocular cirri      Bud Incipient O O
  1. w Indicates weak; b Indicates bicuspid