. Bulletin. Natural history; Natural history. 200 Illinois Naturai. History Survey Bulletin' Vol. 28, Art. 1 Illinois Distribution.—This species is known in Illinois only in the vicinity of Fults. Monroe County, fig. 191. Considera- ble field work along the west-facing Missis-. Fig. 191.—Distribution of Masticopliis flagcl- lum. Hatching indicates the presumed range of the subspecies flagelliim in Illinois; solid circles indicate localities represented by speci- mens examined during this study. The lower map depicts the total range of the species in the United States. sippi River bluffs has re
. Bulletin. Natural history; Natural history. 200 Illinois Naturai. History Survey Bulletin' Vol. 28, Art. 1 Illinois Distribution.—This species is known in Illinois only in the vicinity of Fults. Monroe County, fig. 191. Considera- ble field work along the west-facing Missis-. Fig. 191.—Distribution of Masticopliis flagcl- lum. Hatching indicates the presumed range of the subspecies flagelliim in Illinois; solid circles indicate localities represented by speci- mens examined during this study. The lower map depicts the total range of the species in the United States. sippi River bluffs has revealed only four in- dividuals, but additional specimens will likely turn up when the Lower Mississippi Border counties are more thoroughly col- lected. An adult seen alive could not be cap- tured. Another adult was found killed on the road, according to Douglas A. Rossman of the University of Florida (personal com- munication), but his specimen has not been available to me for scale counts. Elaphe Fitzinger Five species of Elaphe, most of them wnth several well-marked subspecies, occur in the United States and Canada. The genus is almost circumglobal in distribution; four species and subspecies inhabit Illinois. Elaphe guttata emoryi (Baird & Girard) Great Plains Rat Snake Scotophis emoryi Baird & Girard 1853:157 (type locality: Howard Springs, Ellis County, Oklahoma). /Colii/ier emoryi. Cope 1375:39. El(]plie emoryi emoryi, Wright & Wright 1952:585. Elaphe {/ttttata emoryi, Schmidt 1953:196. Elaphe laeta laeta, Smith & Burger 1950:1-2. Diagnosis.—A large, moderately slender snake (largest Illinois specimen 1,172 mm. in total length), fig. 192, usually with 25- 27-19 or 25-27-21 rows of scales; ventrals 210 to 234; caudals 55 to 80; supralabials usually 8 + 8; infralabials usually 11 + 11; preoculars 1 + 1 ; postoculars 2 + 2; tem- porals 2-2 on each side; groundcolor gray, olive, or light brown, with 25 to 48 dark brown or red-brown quadrangular, black-
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