Marvels of pond-life; or, A year's microscopic recreations among the polyps, infusoria, rotifers, water-bears and polyzoa (1871)
Slack, Henry J. (Henry James), 1818-1896 · London, Groombridge · leaf 162
site the mouth, insome specimens were large round cavities or cells, filledwith smaller cells, or partially transparent *;ranulcs.These varied in number from one to two or three, andwere replaced in other specimens by masses that didnot present the same regular form or rounded outline.In one… … lOS Trachelius ovum (slightly flattened). enable the animal to be recognised. It shows the mouthvery plainly, and a current of small particles moving 136 Marvels of Pond-Life. towards it. The oesophagus terminates in a digestivetube^ like the trunk of a tree, from which numerousbranches spring.…
Microscopy · Freshwater animals -- England · Pond animals
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