Title: The aquavivarium, fresh and marine :bbeing an account of the principles and objects involved in the domestic culture of water plants and animals
Identifier: aquavivariumfres00lank (find matches)
Year: 1856 (1850s)
Authors: Lankester, Edwin, 1814-1874
Subjects: Aquariums
Publisher: London :bRobert Hardwicke
Contributing Library: NCSU Libraries
Digitizing Sponsor: NCSU Libraries

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52 THE AQUAVIVARIUM. any description, as it may be known by its size. The female possesses tbe faculty of spinning a gummy envelope for its eggs, which it attaches to water-plants ; this nest is nearly an inch in breadth, and contains fifty or sixty eggs. The young, when hatched, feed upon small aquatic Crustacea and mollusca. When taking their prey, they bend back their heads so far that they make use of their backs as a table to support their food. The larva, when full grown, creeps out of the water, burrows in an adjacent bank,—where it remains for some days as a pupa, and at last comes forth as a perfect beetle.
Text Appearing After Image:
Fig. 11. Fig. 12. Another family of Water Beetles are the Dyti- cidce. The best-known form of these insects is the Dyticus marginalis. This is much more common than the last beetle, and the male and female may be taken in most of our fresh- water ponds. (Figs. 11 and 12.) Their structure is exceedingly interesting, and those who maintain an Aqua- vivarium for instruction rather than amusement,

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