Castianeira Thomensis
''Castianeira'' is a genus of ant-like Corinnidae, corinnid sac spiders first described by Eugen von Keyserling in 1879. They are found in Eurasia, Africa, and the Americas, but are absent from Australia. Twenty-six species are native to North America, and at least twice as many are native to Mexico and Central America. Description Spiders of this genus have eight eyes in two procurved rows, the upper row slightly wider than the lower row. This distinguishes them from species of ''Micaria'' that almost always have straight rows of eyes. The Spider anatomy#Abdomen, opisthosoma is not constricted, and has an elongate to oval shape to mimic that of ants. In addition to the ant-like coloration, the abdomen has white scale-like Seta#Protostomes, setae. The rear pair of legs are the longest, and the front pair are second longest. Mimicry Some species mimic specific groups of ants, while others only have generic body modifications to look more ant-like, such as an elongated body or a ca ...
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Castianeira Longipalpa
''Castianeira longipalpa'' is a species of true spider in the family Corinnidae. It is found in the United States as well as Canada Canada is a country in North America. Its ten provinces and three territories extend from the Atlantic Ocean to the Pacific Ocean and northward into the Arctic Ocean, covering over , making it the world's second-largest country by tot .... It is a type of ant-mimic sac spider, and has most often been observed along the east coast of North America. References External links * Corinnidae Articles created by Qbugbot Spiders described in 1847 {{corinnidae-stub ...
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