Anasa Sinuaticollis
''Anasa'' is a genus of leaf-footed bug in the Coreinae subfamily. The nine described species within this genus are: * '' A. andresii'' * '' A. armigera'' (Horned Squash Bug) * '' A. bellator'' * '' A. cornuta'' * '' A. maculipes'' * '' A. repetita'' * '' A. scorbutica'' * '' A. tristis'' (Squash Bug) * '' A. uhleri'' References *Bugguide.net. Genus ''Anasa'' - Squash Bugs Coreini Coreidae genera {{coreidae-stub ...
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Anasa Tristis
''Anasa tristis'' is a species of bug in the family Coreidae. It is a major pest of squash and pumpkins, found throughout North America, and is a vector of the cucurbit yellow vine disease bacterium. These bugs can emit an unpleasant odor when disturbed. It is commonly known as the squash bug but shares this name with certain other species. Description The adult ''Anasa tristis'' is a greyish-brown, somewhat flattened insect reaching a length of about and a width of . There is often a row of alternate brown and gold spots along the margin of the abdomen. Adults survive for three or four months. Host plants ''Anasa tristis'' can be found on various members of the gourd family Cucurbitaceae, but most often occurs on pumpkins and squashes. Some varieties and cultivars are more susceptible to attack than others. Research has shown that nymphs can grow to adulthood with varying degrees of success on different host plants; 70%, 49%, 14%, 0.3% and 0% survived to maturity on pu ...
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