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Virginia valeriae

Virginia valeriae
Iowaherps-virginia valeriae.jpg
A smooth earth snake from Madison County, Iowa
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Reptilia
Order: Squamata
Suborder: Serpentes
Family: Colubridae
Genus: Virginia
Species: V. valeriae
Binomial name
Virginia valeriae
Baird & Girard, 1853
Synonyms

Virginia valeriae, commonly known as the smooth earth snake, is a species of nonvenomous natricine colubrid snake native to the eastern half of the United States.

The specific name or epithet, valeriae, is in honor of Valeria Biddle Blaney (1828–1900), who collected the first specimen in Kent County, Maryland, and was a first cousin of Spencer Fullerton Baird.

V. valeriae is found from Texas and Iowa to New Jersey and Florida.

The following is a description of the scalation of V. valeriae. Rostral nearly as deep as broad, visible from above; internasals much shorter than the prefrontals; frontal longer than broad, shorter than the parietals; loreal one and a half to two and a half times as long as deep; two or three postoculars; temporals 1+2; six upper labials, third and fourth entering the eye; four lower labials in contact with the anterior chin shields, which are as long as or shorter than the posterior. Dorsal scales in 15 or 17 rows. Anal divided. Ventrals 111-135; subcaudals 24-37.

The following description of coloration of a live specimen (not in alcohol) uses Robert Ridgway's Color Standards and Color Nomenclature (1912). Dorsally Virginia valeriae is benzo brown, deep brownish drab, mars brown, or light brownish drab. The first row of dorsal scales is colored like the adjacent ventrals, which are light vinaceous-fawn, pale vinaceous-fawn, pale grayish vinaceous, or pale vinaceous-pink. The top of the head is hair brown or like the dorsum, with many dark spots on the plates. The upper labials are ecru-drab or lighter, some with drab-gray spots. There is a small black ring around the eye. The ventral surface of the head is white.

Sometimes a faint median light line is present. Also, there may be tiny black spots on the back and sides, especially in the nominate race (Virginia valeriae valeriae).


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Wikipedia

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