. Bulletin. Natural history; Natural history. Fig. 77.—Distribution of Hyla crucifer. The subspecies crucifer occurs throughout Illinois mainly in extensive wooded areas. Solid circles indicate localities represented by specimens examined during this study; open circles, localities represented by published records believed to be valid. The lower map depicts the total range of the species in the ITnited States. Hyla versicolor versicolor Le Conte Eastern Gray Treefrog Hyla versicolor Le Conte 1825:281 (type lo- cality: northern states; revised to vicinity of New York City by Schmidt 1953) ; Ken
. Bulletin. Natural history; Natural history. Fig. 77.—Distribution of Hyla crucifer. The subspecies crucifer occurs throughout Illinois mainly in extensive wooded areas. Solid circles indicate localities represented by specimens examined during this study; open circles, localities represented by published records believed to be valid. The lower map depicts the total range of the species in the ITnited States. Hyla versicolor versicolor Le Conte Eastern Gray Treefrog Hyla versicolor Le Conte 1825:281 (type lo- cality: northern states; revised to vicinity of New York City by Schmidt 1953) ; Ken- nicott 1855:592. Hyla versicolor versicolor, Blanchard 1924Z': 534. Hyla versicolor phaeocrypta Cope 1889:375 (type locality: Mount Carmel, Illinois). Hyla phaeocrypta, Viosca 1923:96-7 (part). Hyla phacrocrypta, Burt 1928:630. Diagnosis.—A large Hyla (largest Illi- nois specimen 57 mm. from snout to vent), fig. 78, with a suborbital light spot on each side of head; usually a star-shaped or ir- regular dark blotch on the back; dorsum tubercular or pustular; digital pads dis- tinctly widened; posterior surfaces of thighs with orange-yellow spots enclosed by a dark matrix or a loose reticulation of yellow and brown or black; a simple subarticular pustule on outer finger of hand usually present (70 per cent of specimens) ; tym- panum usually 52 per cent or more of the diameter of eye. Remarks.—Two Illinois populations are evident. In one, in the southern half of the state, the dark color on the rear of the fem- ora encloses round yellow spots and the dor- sal blotch is star shaped. In the other, in the northern half, the thighs are reticulated brown and yellow or uniformly yellow and the dorsal blotch is Fig. 78.—An adult Hyla versicolor versi- color from Union County, Illinois. The ground- color varies from pale gray to light green to almost black; the markings are dark gray, brown, or Please note that these images are extracted from scanned page i
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