Taiwan Habu, Brown Spotted Pitviper, Chinese Habu
保育等級: 保育類 (第三級)
蝮蛇科；蝮亞科(有夾窩) Viperidae; subfamily Crotalinae (Pitvipers)
Medium-sized snake; total length up to 150 cm. There are 18-35 (about 27 at mid-body) rows of scales, which are heavily keeled and rough, except for the first or second scale rows. Head is broad, flattened, distinctly triangular, covered with small or beaded scales, and distinct from the neck; body is moderately stout to slender; tail is medium-sized. There is a large triangular pit between nostril and eye, and the supraocular is well-developed. Eye is medium-sized, high on head; iris is light brown to tan dappled with cream which blends well with color of head. There is a horizontal brown to brown black band of diffuse pigment across middle of eye, which in line with dark brown band posterior to eye. Pupil is vertically elongated, oval or elliptical, black, surrounded by well-defined band of yellow. Tongue is dark gray to black, with stem lighter than fork tips. Fangs are large (the largest of all venomous snakes in Taiwan), movable, in sheath in anterior part of upper jaw. Upper head is brown to dark brown, with longitudinal patterns of darker brown of varying intensities; the most prominent among them is the dark band extending from eye to corner of mouth. Sides of head are dirty white to tan. Upper body is light brown to brown with many designs or shades of chocolate to brown black; there is a mid-dorsal series of dark designs, and a lateral one on each side of body which tends to be in line with the mid-dorsal one. The dark designs may have narrow margins of cream or light brown. Ventral head is dirty white to diffuse light gray and may be shaded by varying quantities of scattered black pigment. Ventral body is dirty white to light brown, gradually darker toward posterior part of body; it is conspicuously mottled with diffuse gray to diffuse gray brown spots, which may be square and arranged roughly as a checkerboard or form moderately broad irregular longitudinal lines. Anal scale is entire, and subcaudals are paired.
Protobothrops: "Bothrops" 是指出現在中南美洲的矛頭蝮屬。 "bothros" (咬) 和 "ops" (眼或臉)皆是來自希臘文;間接暗示蛇用來感應熱源的頰窩。 Proto 的意思是 "before"(之前) 或 "early"(早)。
mucrosquamatus: mucro = 尖的形狀; squama = 鱗片(指鋸齒狀的)。龜殼花、烙鐵頭、筍殼班、老鼠蛇和惡烏子。