Aptostichus
Encyclopedia
Aptostichus is a genus
of wafer trapdoor spider
s found predominantly in southern California
, USA.
Genus
In biology, a genus is a low-level taxonomic rank used in the biological classification of living and fossil organisms, which is an example of definition by genus and differentia...
of wafer trapdoor spider
Wafer trapdoor spider
The wafer trapdoor spiders are a widespread family of spiders that lack the thorn-like spines on tarsi and metatarsi I and II found in true trapdoor spiders .-Biology:Many, but not all, make wafer-like doors to their burrows, while others build the cork-like...
s found predominantly in southern California
California
California is a state located on the West Coast of the United States. It is by far the most populous U.S. state, and the third-largest by land area...
, USA.