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Fantasimus Directory 07 Page 03
The river was smooth for a little distance, when we proceeded once more with our navigation; but soon it became narrow--only 40 to 50 m. wide--with strong eddies in its deep channel between rocky sides. Some magnificent sand beaches 15 to 20 ft. high were observed, particularly on the right bank, not far from a tributary 3 m. wide which entered the main river on the left side. Lower down, the river described a sharp turn, and there we met another most dangerous rapid. It was entered by a passage 50 m. wide, after which a circular basin of rock--evidently an ancient crater--100 m. in diameter appeared; then the water flowed out with terrific force by a channel only 30 m. wide. The stream produced prodigious eddies in the circular basin. Waves of great height were dashed to and fro from one side to the other of the narrow channel, between high rocks on either side. The water flowed first in a direction E.S.E. for 500 m., then turned off suddenly to due east for a distance of 400 m. That spot was most difficult for us to go through.
Nearly three hundred species of _Coleoptera_, or beetles, occupy similar positions. Almost any rotten log or stump when broken open discloses a half dozen or more "horn" or "bess beetles," _Passalus cornutus_ L., great, shining, clumsy, black fellows with a curved horn on the head. They are often utilized as horses by country children, the horn furnishing an inviting projection to which may be fastened, by a thread or cord, chips and pieces of bark to be dragged about by the strong and never lagging beast of burden. When tired of "playing horse" they can make of the insect an instrument of music; for, when held by the body, it emits a creaking, hissing noise, produced by rubbing the abdomen up and down against the inside of the hard, horny wing covers. This beetle passes its entire life in cavities in the rotten wood on which it feeds, and when it wishes a larger or more commodious home it has only to eat the more.
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