Citation	Auteur	Année	Page	Romains	Figure	Patrie	Catégorie
Crossidius discoideus	Casey	1893	589				misapplied
Crossidius discoideus	Fall & Cockerell	1907	192				Distribution, misapplied
Crossidius sayi	Casey	1912	340			New Mexico
Crossidius sayi bilenticulatus	Casey	1912	340			New Mexico
Crossidius submetallicus	Casey	1912	341			Colorado
Crossidius discoideus sayi	Linsley & Chemsak	1961	33			Western Kansas & southern Rocky Mountain region, New Mexico, Colorado	Révision, synonymie
Crossidius discoideus sayi	Linsley	1962	147			Central and southern Rocky Mountain region	Faune
Crossidius discoideus sayi	Lavigne	1976	755-758			Colorado	Moeurs
Crossidius discoideus sayi	Lavigne	1980	39			Colorado	Plante nourricière
Crossidius discoideus sayi	Chemsak, Linsley & Noguera	1992	81			Rocky Mts	Catalogue
Crossidius discoideus ssp. sayi	Monné & Giesbert	1994	142			w NAmer (Rocky Mts)	Catalogue
Crossidius discoideus sayi	Monné	1994	44			United States (Central and southern Rocky Mountain region)	Catalogue
Crossidius discoideus sayi	Heffern	1998	19			CO, KS, NM, WY	Distribution
Crossidius submetallicus	Lingafelter & al.	2014	328		fig. 164 u (holotype)	USA: Colorado, Boulder Co.	Holotype
Crossidius sayi bilenticulatus	Lingafelter & al.	2014	315		fig. 149 i (holotype)	USA: New Mexico	Holotype
Crossidius discoideus sayi	Lingafelter & al.	2014	315, 366		fig. 149 g (lectotype)	USA: New Mexico	Lectotype

Crossidius discoideus sayi compte 3 types :