Phrynosoma cornutum HARLAN 1825
| Descriptions of new species of reptiles inhabiting North America E Hallowell (1852) Proc. Acad. Nat. Sci. Philadelphia 6: 177-182 | |
| A review of the genus Phrynosoma A F Gentry (1885) Proc. Acad. Nat. Sci. Philad. (ser. 3) 37: 138-148 | |
| An annotated checklist and key to the snakes of Mexico H M Smith and E H Taylor (1945) US Natl. Mus. Bull. 187: 1-239 | |
| Type specimens of reptiles and amphibians in the United States National Museum (1961) Bulletin of the United States National Museum 220: 1-291 |