Fishes . Fig. 351.—Three-spined Stickleback, Gasterosicus ac!t?ea/«s L. Wouds Hole, Mass. this species or its allies and variations, mailed or naked. Thenaked, Apeltes quadracus, is found in the sea only, along theNew England coast. Encalia inconstans is the stickleback of the clear brookfrom New York to Indiana and Minnesota. The male is jet. Fig. 353.—Four-spined Stickleback, Apeltes quadracus Mitchill. Woods Hole, Mass black in spring with the sheen of burnished copper and he isintensely active in his work of protecting the eggs of his ownspecies and destroying the eggs and fry of others. S
Fishes . Fig. 351.—Three-spined Stickleback, Gasterosicus ac!t?ea/«s L. Wouds Hole, Mass. this species or its allies and variations, mailed or naked. Thenaked, Apeltes quadracus, is found in the sea only, along theNew England coast. Encalia inconstans is the stickleback of the clear brookfrom New York to Indiana and Minnesota. The male is jet. Fig. 353.—Four-spined Stickleback, Apeltes quadracus Mitchill. Woods Hole, Mass black in spring with the sheen of burnished copper and he isintensely active in his work of protecting the eggs of his ownspecies and destroying the eggs and fry of others. Spinachiaspiiiacliia is a large sea stickleback of Europe with many dorsalspines. No fossil GasterosteidcB are recorded, and the family, whilethe least specialized in most regards, is certainly not the mostprimitive of the suborder. The Aulorhynchidae. — Closely related to the sticklebacks isthe small family of Aidorhynchidce, with four soft rays in the 44^ Phthinobranchii ventral fins. Aulorhynchns, like Spinachia, has many dorsalspines and an elongate snout approaching that of a trumpet-fish. Aulorhynchns flavidns lives on the coast of Californiaand Aidichthys japonicus in Japan. The extinct family of Pro-tosyngnathida: is near Aulorhynchns, with the snout tubular, theribs free, not anchylosed as in Aulorhynchns, and with the firs
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