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Crab spider feeding on a Junonia atlites butterfly in a Zinnia elegans flower. The Thomisidae are a family of spiders, including about 170 genera and over 2,100 species. The common name crab spider is often linked to species in this family, but is also applied loosely to many other families of spiders.
Misumena vatia is a species of crab spider found in Europe and North America. In North America, it is called the goldenrod crab spider or flower (crab) spider, [1] as it is commonly found hunting in goldenrod sprays and milkweed plants. They are called crab spiders because of their unique ability to walk sideways as well as forwards and backwards.
A ground crab spider with earthy coloration. Most species of the genus Xysticus are small to medium sized spiders. They show a sexual dimorphism in size. Females of typical species reach a maximum of 10 millimetres (0.39 in) of body length, while their males are about 3–5 millimetres (0.12–0.20 in) long, about half the size of the females.
Thomisus is a genus of crab spiders (family Thomisidae) with around 142 species described.The genus includes species that vary widely in their ecology, with some that are ambush predators that feed on insects visiting flowers.
Xysticus elegans is a medium-sized crab spider. Its body length is described as about 8-12 mm and 4-5 mm for females and males respectively. [1] [2] X. elegans is described as showing strong sexual dimorphism in size; Males in this species tend to be less than half the size of females. [1]
Coriarachne brunneipes is a species of crab spider in the family Thomisidae. It is found in the United States and Canada. [1] [2] [3] ...
A revisional study of the spider family Thomisidae (Arachnida, Araneae) of Japan. National Science Museum, Tokyo. p. 252. Gertsch, W. J. (1939). "A revision of the typical crab spiders (Misumeninae) of America north of Mexico". Bulletin of the American Museum of Natural History. 76: 277– 442. Gertsch, W. J. (1932).
The tribe Misumenini belongs to the crab spider family, Thomisidae. As circumscribed by Lehtinen, typical members of the tribe Misumenini have a greenish body and legs (in fresh specimens), and a relatively uncomplicated colour pattern. They have a more-or-less unmodified carapace with only rarely any modifications to the abdomen. Adult males ...