_Trachynotus_ 6 4 _Psettus_ 1 2 _Platax_ -- 7 _Zanclus_ -- 1 _Equula_ and _Gazza_ -- 20 _Teuthis_ -- 30 _Acanthurus_ 3 42 _Naseus_ -- 12 _Kurtidæ_ 1 6 _Gobiodon_ -- 7 Callionymus -- 17 _Batrachidæ_ 5 4 _Tetrabrachium_ -- 1 Malthe 1 -- _Petroscirtes_ -- 30 Clinus 6 -- _Dactyloscopus_ 1 -- _Malacanthus_ 1 2 Cepola -- 1 Gobiesocidæ 5 1 _Amphisile_ -- 3 _Fistulariidæ_ 3 3 _Pomacentridæ_ 17 120 _Lachnolæmus_ 1 -- _Julidina_ 36 190 Pseudodax -- 1 _Scarina_ 21 65 Pseudophycis -- 1 _Bregmaceros_ -- 1 Ophidiidæ 3 7 _Fierasfer_ -- 6 Pleuronectidæ 21 56 _Saurina_ 5 9 Clupeidæ. 33 84 _Chirocentrus_ -- 1 _Murænidæ_ 47 130 _Pegasus_ -- 3 _Solenostoma_ -- 2 Syngnathidæ 7 41 _Sclerodermi_ 16 67 Gymnodontes 23 40 A. _Shore Fishes of the Tropical Atlantic._ The boundaries of the tropical Atlantic extend zoologically a few degrees beyond the Northern and Southern Tropics, but as the mixture with the types of the temperate zone is very gradual, no distinct boundary line can be drawn between the tropical and temperate faunæ.