Ecological animal geography; an authorized, Ecological animal geography; an authorized, rewritten edition based on Tiergeographie auf ockologischer grundlage ecologicalanimal00hess Year: 1937 Fig. 104.—Tardigrades from moss: left to right, Macrobiotus; Milnesium; Echiniscus. After Richters. in mosses which had been heated to a temperature of 80°, some even to 150°, or had been cooled in liquid helium to —272°.97 The moss fauna is surprising in its cosmopolitan composition. The slight weight of the dried-up animals favors their distribution S*&; &; 4i Fig. 105.—Eggs of tardigrades: left. Mac
Ecological animal geography; an authorized, Ecological animal geography; an authorized, rewritten edition based on Tiergeographie auf ockologischer grundlage ecologicalanimal00hess Year: 1937 Fig. 104.—Tardigrades from moss: left to right, Macrobiotus; Milnesium; Echiniscus. After Richters. in mosses which had been heated to a temperature of 80°, some even to 150°, or had been cooled in liquid helium to —272°.97 The moss fauna is surprising in its cosmopolitan composition. The slight weight of the dried-up animals favors their distribution S*&; &; 4i Fig. 105.—Eggs of tardigrades: left. Macrobiotus granulatus; right, M. coronifer. After Richters. by the wind. Close selection by unfavorable environmental factors prevents the competition of other local animals with the moss animals. Some of these animals have a very wide horizontal and vertical dis- tribution. Seven of twelve antarctic rotifers (Bdelloidea) have been found elsewhere. Most of the Tardigrada which were brought back
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