Members of the class Arachnida, especially SPIDERS; SCORPIONS; MITES; and TICKS; which transmit infective organisms from one host to another or from an inanimate reservoir to an animate host
Arachnida -- Behavior. : Spider communication : mechanisms and ecological significance / edited by Peter N. Witt and Jerome S. Rovner
1982
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Arachnida -- Behavior -- Evolution. : The evolution of mating systems in insects and arachnids / edited by Jae C. Choe and Bernard J. Crespi
1997
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Arachnida -- Bibliography : Catalogue of the smaller arachnid orders of the world : Amblypygi, Uropygi, Schizomida, Palpigradi, Ricinulei and Solifugae / Mark Harvey
2003
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Arachnida -- Catalogs and collections : Catalogue of the smaller arachnid orders of the world : Amblypygi, Uropygi, Schizomida, Palpigradi, Ricinulei and Solifugae / Mark Harvey
Arachnida -- Defenses : Secret weapons : defenses of insects, spiders, scorpions, and other many-legged creatures / Thomas Eisner, Maria Eisner, Melody Siegler
2005
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Arachnida -- Dictionaries. : Encyclopedia of insects & arachnids / Maurice and Robert Burton ; introduction by Michael Tweedie
Arachnida -- Geographical distribution. : A review of the world distribution of oribatid mites (Acari:Cryptostigmata) in relation to continental drift / by Marie Hammer and John A. Wallwork