. Ecological animal geography; an authorized, rewritten edition based on Tiergeographie auf ockologischer grundlage . 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*& &

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Keywords: ., bookcentury1900, booksubjectanimalecology, echiniscus, tardigrade