The 75000 species within this subphylum belong to three diverse classes. The Classes Merostomata and Pycnogonida include relatively minor, aquatic organisms, the Class Arachnida comprises the vast majority of species (74000 + ) and includes spiders, scorpions, mites and ticks.
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43 (Supplement) Wytwer, J\Golovatch, SI( ED) 2000. Warsaw, 240x170, 1 col photo, b/w figs, tabs, 2 indexes, In English, partly German. Hdb, 395pp. Price EURO 53. Out of stock! Please register your order, we shall do our best to obtain a copy for you.
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very reduced abdomen - typically have 1 pair chelicerae (3-segmented), 1 pair ovigers, 4 pair walking legs, and simple eyes - unusual reproductive biology: males brood embryos on special legs (ovigers); only arthropod group with sole male parental care!
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The superphylum Arthropoda is divided into two sub-groups. The phylum Mandibulata includes Hexapoda (Insects) and Myriapods (centipedes, millipedes, and their kin).
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Photographs and movies of insects and the damage they cause. From Iowa State University Entomology.
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Detailed information about ticks and tick research in Texas.
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Descriptions and images of dog (Dermacentor variabilis), deer (Ixodes scapularis), and lone star (Amblyomma americanum) ticks.
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Brief information on small biting pests in North America and their seasonal, habitat, and diurnal prevalence.
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