CHECK LIST N. AMER. AMPH. KEPT. 47 



TTPE locality: Angel de la Guardia Island, Gulf of California. 

 RANGE : Same as type locality. 



Callisaums (GENUS) 



Blainville, Nouv. Ann. Mus. Hist. Nat. Paris, Vol. 4, 1835, p. 286 

 type: draconoides 

 Callisaurus crinitus Cope 

 Callisaums crinitus Cope 

 Amer. Nat., Vol. 30, Dec. 5, 1896, p. 1049. 



TYPE locality: Ballenas Bay, Lower California. 

 RANGE : Ballenas Bay, Lower California. 



Callisaurus draconoides Blainville 

 Callisaurus draconoides Blainville 



Nouv. Ann. Mus. Hist. Nat. Paris, Vol. 4, 1835, p. 286, pi. 24, fig. 2. 

 Callisaurus draconoides Cope 



Ann. Rep. U. S. Nat. Mus. 1898 (1900), p. 269, fig. 24. 



TYPE LOCALITY : California. 

 range: Southern Lower California. 



Callisaurus ventralis ventralis (Hallowell) 

 GEIDIRON-TAILED LIZARD 



Homalosaurus ventralis Hallowell 



Proc. Ac. Nat. Sci. Phila., Vol. 6, 1852, p. 179. 

 Callisaurus ventralis Baied 



U. S. Hex. Bound. Surv., Vol. 1, Pt. 2, 1859, Rept., p. 8. 

 Callisaurus draconoides ventralis Cope 



Ann. Rep. U. S. Nat. Mus. 1898 (1900), p. 272, fig. 25. 



TYPE locality: New Mexico west of Rio Grande. 

 RANGE : Texas to California, north to Nevada, southward into 

 Mexico at least to Guaymas. 



Callisaurus ventralis mjmrus Richardson 



Callisaurus ventralis myurus Richardson 

 Proc. U. S. Nat. Mus., Vol. 48, Jan. 19, 1915, p. 408. 



TYPE locality: Pyramid Lake Indian Agency, Nevada. 

 RANGE : Region about Pyramid Lake, Nevada. 



Callisaurus notatus (Baird) 

 Uma notala Baihd 



Proc. Ac. Nat. Sci. Phila., 1858, p. 253. 

 Callisaurus notatus Cope 

 Amer. Nat. Vol. 30, 1896, p. 1049. 



