The fresh waters of southern Asia are deficient in the typical forms of the Acanthopterygii, and are chiefly inhabited by carp, siluroids, simple or spined eels, and the walking and climbing fishes. [Please select]
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1 THREE SPINED STICKLEBACK] Another of our native fishes, found in the Thames among other places, builds a nest for its young. [Please select]
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From the former it is readily distinguished by having minutely spined megascleres, green corpuscles, slender gemmule-spicules with short spines and no free microscleres. [Please select]
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There are three species of sticklebacks found in this country, the three-spined, the ten-spined, and the fifteen-spined--this last inhabits salt water. [Please select]
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_ Skeleton-spicules slender, pointed, feebly curved, irregularly roughened or minutely spined all over the surface. [Please select]
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_ Skeleton-spicules slender, cylindrical, almost straight, sharp or blunt, minutely, uniformly or almost uniformly spined; spines sometimes absent at the tips. [Please select]
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A further difference consists in the presence, in the African specimen, of slender, finely spined strongyles [amphistrongyli], these being absent in the Burmese form, though perhaps this fact is not of much importance. [Please select]
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