714 



SYSTEMATIC HISTOEY OF THE INFUSOEIA. 



armed with four distinct claws; colour reddish. Eound amona- moss (Bntum) 

 (Figs. 1,2.) ^ ^• 



Genus MACROBIOTUS. — Body more cylindrical ; obtuse anteriorly ; no 

 setae ; each foot furnished with two claws. Found with the preceding ; also 

 in rivulets. (See fig. 6.) 



Genus TAEDIGEADA. — Body stout, oblong ; mouth not so sharply pointed. 

 Found in stagnant water, on aquatic plants, and on the Hypnum fluitans. 

 (See figs. 3, 4, 5.) 



Genus MILNESIUM. — Characters unknown. 



For further particulars consult the General History, at p. 482 of this work. 



2 4 



TAEDIGEADA, OE LITTLE WATEE-BEAES. 



Fig. 1. Emydium, magnified 130 diameters. Fig. 2. Head of the same, magnified 30(.) 

 times. Figs. 3, 4. TarcZ^^^'raf^tt, magnified 160 times. Fig. 5. Head of same, magnified 

 300 times. Fig. 6. Mouth apparatus of Macrobiotics, greatly magnified. 



