Urocoptidae
Holospira arizonensis Stearns, 1890
Holospira bilamellata Dall, 1895
Holospira campestris Pilsbry & Ferriss, 1915
Holospira chiricahuana Pilsbry, 1905
Holospira cionella Pilsbry, 1905
Holospira cockerelli Dall, 1897
Holospira crossei Dall, 1895
Holospira danielsi Pilsbry & Ferriss, 1915
Holospira ferrissi Pilsbry, 1905
Holospira goldfussi (Menke, 1847)
Holospira hamiltoni Dall, 1897
Holospira mesolia Pilsbry, 1912
Holospira metcalfi F. G. Thompson, 1974
Holospira millestriata Pilsbry & Ferriss, 1915
Holospira montivaga Pilsbry, 1946
Holospira oritis Pilsbry & Cheatum, 1951
Holospira pasonis Dall, 1895
Holospira pityis Pilsbry & Cheatum, 1951
Holospira regis Pilsbry & Cockerell, 1905
Holospira riograndensis Pilsbry, 1946
Holospira sherbrookei Gilbertson, 1989
Holospira tantalus Bartsch, 1906
Holospira whetstonensis Pilsbry & Ferriss, 1923
Holospira yucatanensis Bartsch, 1906