Mystery of the Misumena fidelis Crab Spider
Mexico and the United States are missing a crab spider. It's not the most inconspicuous of spiders, either, being one we should see on flowers. Read on to see how biological taxonomy is sometimes detective work about the names and shapes of things... Summary A fortuitous series of circumstances, along with some sleuthing, reveals that Misumena fidelis Banks 1898 is properly Mecaphesa fidelis (Banks). It is very likely synonymous with Misumenops volutus F.O. Pickard-Cambridge 1900. It may or may not also be synonymous with Misumena decora Banks 1898, which Gertsch 1939 might have mistakenly synonymized with Misumenops volutus . An examination of the Misumena decora type specimens should resolve that. Mecaphesa fidelis ranges along the western half of Mexico, south to Guatemala, and possibly north into southern Arizona. Last Seen in 1901 Cotype of Misumena fidelis Banks 1898, from MCZ There are supposed to be two species of Misumena crab spider (family ...