. Evenings at the microscope : or, Researches among the minuter organs and forms of animal life . Zoology; Microscopy; Microscopes. CRABS AND SHBIMPS. 181 Another peculiarity is, that there seems to be but one pair of legs, which terminate each in a hooked spine. You now and then see these awkwardly thrust out from beneath the hinder part of the shell, but locomotion is principally effected by the pencilled antennas. There is, however, a second pair of legs, but these do not usually make their appearance outside the shell, being curved backwards to sustain the About forty-five years
. Evenings at the microscope : or, Researches among the minuter organs and forms of animal life . Zoology; Microscopy; Microscopes. CRABS AND SHBIMPS. 181 Another peculiarity is, that there seems to be but one pair of legs, which terminate each in a hooked spine. You now and then see these awkwardly thrust out from beneath the hinder part of the shell, but locomotion is principally effected by the pencilled antennas. There is, however, a second pair of legs, but these do not usually make their appearance outside the shell, being curved backwards to sustain the About forty-five years ago an Irish naturalist, Dr. J. Vaughan Thompson, announced a discovery, which, up- setting conclusions previously received by all, caused no little dissent and opposition, and gave rise to a lengthened and wide-spread controversy. A very minute crustaceous animal was known, as inhabiting the open sea, to which the name of Zoea had been given. It had sessile (, not stalked) eyes, and was remarkable for having a long spine projecting from the face, and a similar one standing up from the centre of the back. Another form was known, which constituted the genus Megalopa; in which the body was broad, the eyes stalked, and the abdomen projecting behind. This was also small, but somewhat larger than the preceding. Nobody suspected that these were other than inde-. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Gosse, Philip Henry, 1810-1888. London : Society for Promoting Christian Knowledge
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