. In brook and bayou; or, Life in the still waters . FiG. 34.—Brachionus, Fig. 35.—Mouth ofBrachionus. ing scissors by the blades, and opening andshutting them so as to make the eyes of thescissors come together with the regularity ofclockwork. In shape the eyes of the scissorsresemble the teeth. You must not laug:h at ISTa- WHEEL BEARERS. 105 tiire because her first teeth were hammers, forthey were a great invention in their day. The mouth is called a mastax. Back of itis a o:ullet leading; to a stomach and an intes-tine which ends in a cloaca or canal for theexpulsion of unassimilated food.

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. In brook and bayou; or, Life in the still waters . FiG. 34.—Brachionus, Fig. 35.—Mouth ofBrachionus. ing scissors by the blades, and opening andshutting them so as to make the eyes of thescissors come together with the regularity ofclockwork. In shape the eyes of the scissorsresemble the teeth. You must not laug:h at ISTa- WHEEL BEARERS. 105 tiire because her first teeth were hammers, forthey were a great invention in their day. The mouth is called a mastax. Back of itis a o:ullet leading; to a stomach and an intes-tine which ends in a cloaca or canal for theexpulsion of unassimilated food. Under theposterior portion of the body is a transverselygrooved, flexible foot, which you are sure tomistake for a tail, because it whips about, re-minding one of the tiger lashing his tail. Butthis appendage is a true foot, because it growsout from the ventral surface, while a tail ter-minates the dorsal surface, and because at theend of this foot are two toes which are usedas forceps to grasp weeds and roots so as toanchor the rotifer. The br

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Keywords: ., bookcentury1800, bookdecade1890, bookidinbroo, booksubjectzoology