

















C.S. of intestinal region
Dorsal and ventral fins,
myotome.
Dorsal aorta below the
notochord and subintestinal
veins and lateral dorsal aorta
























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C.S. of intestinal region
Dorsal and ventral fins,
myotome.
Dorsal aorta below the
notochord and subintestinal
veins and lateral dorsal aorta