Page:The Zoologist, 1st series, vol 1 (1843).djvu/134

106 it, and when they darted at it would go beyond the mark; in such cases they continued trying until the worm was at the proper distance. The length of one was five inches, of the other six; the largest one had the brightest colours.—W. Thompson; London, January, 1843.

Muller's Top-knot, (Rhombus hirtus).

6½ inches, greatest depth 4½; length of the head one third the entire length of the fish, tail not included. The dorsal fin rises just above the upper lip, and is continued under the caudal, which is free: the first rays are about one third the length of the longest; they gradually increase in length to about four fifths of their extent, where they attain their greatest length, then decrease to the end under the tail, the last six rays being short and delicate. The rays are strong