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below. Bacon. -- Timber tree, a tree suitable for timber. -- Timber worm (Zoöl.), any larval insect which burrows in timber. -- Timber yard, a yard or place where timber is deposited.

A small, slender nematoid worm (Trichina spiralis) which, in the larval state, is parasitic, often in immense numbers, in the voluntary muscles of man, the hog, and many other animals. When insufficiently cooked meat containing the larvæ is swallowed by man, they are liberated and rapidly become adult, pair, and the ov…

A young larval form of many annelids, mollusks, and bryozoans, in which a circle of cilia is developed around the anterior end.

The central axis or cord in the tail of larval ascidians and of certain adult tunicates. [Written also urocord.]

Any larval gastropod or bivalve mollusk in the state when it is furnished with one or two ciliated membranes for swimming.

A peculiar larval stage of certain decapod Crustacea, especially of crabs and certain Anomura. [Written also zoæa.]