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The eastern brown snake (Pseudonaja textilis), often referred to as the common brown snake, is a species of extremely venomous snake in the family Elapidae. The species is native to eastern and central Australia and southern New Guinea. It was first described by André Marie Constant Duméril, Gabriel Bibron, and Auguste Duméril in 1854. The ...
Dorsally, S. dekayi is brown to gray with a lighter center stripe bordered by small black spots; ventrally, it is lighter brown or pink with small black dots at the ends of the ventral scales. [6] Adults usually measure less than 12 inches (30 cm) in total length (including tail), but the record total length is 19 + 3 ⁄ 8 inches (49 cm). [ 7 ]
Rhadinaea laureata (Günther, 1868) – crowned graceful brown snake; Rhadinaea macdougalli H.M. Smith & Langebartel, 1949 – MacDougall's graceful brown snake; Rhadinaea marcellae Taylor, 1949 – Marcella's graceful brown snake; Rhadinaea montana H.M. Smith, 1944 – Nuevo León graceful brown snake; Rhadinaea myersi Rossman, 1965 – Myers ...
Some of the most common non-venomous snakes in the Triangle are the black rat snake, the black racer snake and the brown (or dekay) snake. The black rat and black racer snakes are solid black adults.
The eastern brown snake (Pseudonaja textilis) is the most toxic member of the genus and is considered by some to be the second-most toxic land snake in the world, after the inland taipan (which is also found in Australia). The western brown snake is the 10th-most venomous snake in the world. Brown snakes can easily harm pet animals and livestock.
Pseudonajatoxin b, or Pt-b, is a highly potent and lethal long-chain α-neurotoxin found in the venom of the eastern brown snake (Pseudonaja textilis). While the pharmacodynamics of pseudonajatoxin b are currently undocumented, α-neurotoxins are known to cause neuromuscular paralysis by blocking cholinergic neurotransmission .
Connecticut is home to 15 species of snakes and only two are venomous. The Black racer (Coluber c. constrictor), Dekay's brownsnake (Storeria d. dekayi), Eastern ratsnake (Pantherophis obsoletus), Garternake (Thamnophis s. sirtalis), Hog-nosed snake (Heterodon platirhinos), milk snake (Lampropeltis t. triangulum), northern watersnake (Nerodia sipedon sipedon), redbelly snake (Storeria o ...
The pine woods snake (Rhadinaea flavilata), also commonly known as the yellow-lipped snake or the brown-headed snake, [5] is a species of secretive colubrid found in scattered locations across the south-eastern United States. Rhadinaea flavilata is rear-fanged and mildly-venomous, but not dangerous to humans. [6] Adult Detail of head