Trigger-Fishes, [724], [174], [357]

Trigla (Gurnards), [701], [693];

liver, [272];

air-bladder, [305];

sound-production, [361], [363];

T. cuculus, [701], [363];

T. gurnardus, [701], [363];

rectal valve, [254];

T. hirundo, [701], [363];

T. lineata, [701];