https://phys.org/news/2018-11-utah-grand-staircase-escalante-national-monument.html

Carril is lead author of the paper, which describes a four-year study, funded by the U.S. Bureau of Land Management and the USDA, in southern Utah's GSENM.

"We identified almost as many species as are known in the entire eastern United States," says Carril, a bee researcher based in Santa Fe, NM. "We discovered 49 previously unknown species, as well as 150 'morphospecies,' that is, somewhat unique species that don't match known species."