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Xysticus and Coriarachne are dark brown or reddish-brown crab spiders often encountered on weeds or trees. While similar to the 'flower spiders', they tend to have shorter, sturdier legs. Many, but not all, species have abdomens more patterned than most Thomisus species, rather like some of the Synema species. Some however, that are more ...
Xysticus cristatus is an ambush hunter which spends much time sitting still, with its fore-legs spread wide, waiting for insects to blunder into them. [3] In grass it adopts a flexible hunting position either at the tips of vegetation, such as flowerheads, or on the ground surface and as a result, the prey taken is varied and is made up of flying insects, including bees and butterflies.
Xysticus ferox, the brown crab spider, is a species of crab spider in the family Thomisidae. [1] [2] [3] ... Spiders of North America: An Identification Manual ...
Misumena vatia is a species of crab spider with a holarctic distribution. 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.
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.
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]
Males have a body length male of 3–4 mm, females 5-8.3 mm. [3] The triangle on the carapace and the abdomen are much more elongated in Xysticus ulmi compared to the other Xysticus spiders. The leaf-like pattern (the folium [4]) on the dorsum is brownish with some whitish transverse lines towards the posterior. The legs are marked with fine spots.
Xysticus funestus, the mournful ground crab spider, the sad ground crab spider or the deadly ground crab spider is a species of ground crab spider in the family Thomisidae. [1] [2] It is found in North America. [2] [3] [4] Despite one of the suggested common names - ‘deadly ground crab spider’, Xysticus funestus poses no threat to humans ...