无斑雨蛙Hyla immaculata
地方名：绿蛤蟆、绿猴、雨呱呱
形态特征：雄性体长33mm左右，雌性38mm左右。头宽略大于长，吻圆，吻端截状，鼻孔略近吻端，犁骨齿呈两小团，鼓膜圆而小，颞褶明显。背面皮肤光滑，腹面密布粒状疣。背部绿色，无斑纹；体侧及股前和股后部位浅黄色，无斑；但个别个体眼后颞褶至体侧前部有黑色细线纹。雄性具单咽下外声囊，第一指有乳白色婚垫。
生活习性：栖息于海拔200～1200m的平原或山区。4—6月为繁殖期。其余习性与其他种雨蛙普遍相似。
地理分布：中国特有种，广泛分布于我国东部地区。
环渤海地区分布：见于天津、河北（张北）以及山东南部。
生存现状：无危（LC）。
Anura Hylidae Hyla
8.Hyla immaculata
Description Adult males SVL normally up to 33mm, females up to 38mm; HW longer than HL; snout tip rounded; nostrils are close to the snout; two round vomerine tooth;tympanum rounded and small; obvious temporal folds.Dorsal skin is smooth, with particle warts on the belly.Green dorsum, without pattern; lateral and limbs light yellow, without spots; some individuals have black vertebral pattern on the body from supratympanic fold to the front of lateral; single external acoustic sac under the throat of males; the milky nuptial pads of males on fingers I.
Behaviour Hyla immaculata live in elevations about 200m to 1,200m, in or near the waters in the plain and hills.They breed from April to June.Their habits are similar to other hyla.
Distribution Native to China; widely in the east of China.Distribution around Bohai Sea:in Tianjin, Hebei Province (Zhangbei) and the south of Shandong Province.
Conservation Least concern (LC).
