Synonyms and other taxonomic changes
Older literature uses Scopeuma or Scatophaga. The former name was not intended to be published, and has been officially suppressed. The latter name was the intended name for the genus, but the first paper on the genus spelled its name "Scathophaga." By the rules of nomenclature the original name should be used.
Explanation of Names
"Dung eater", after the habits of the common S. stercoriara.
Key to western species in (1)
There are about 29 species in North America, but only two of them are widespread and common in temperate areas. The majority are found in cold areas (mountains and boreal-arctic) or along the seashore.