Hainanphasma

Hainanphasma is a genus of medium-sized, slender Phasmatodea species native to the Chinese island Hainan.

== Characteristics == The genus Hainanphasma is closely related to Orestes and Pylaemenes. The species are elongated and cylindrical and have slimmer and thinner antennae than other Datamini. Females reach a length of , the previously known males reaches lengths of . The punctulate occipital crest, which is extended backwards and is seen in both sexes, is considered typical of the genus. The posterior dorsal edges of the middle and hind femurs shows three distinct fin-like lamellae, the two posterior being larger than the anterior. Males have a distinct hump on the fourth and fifth segments of the abdomen. The eggs of this genus are distinctive and unique within the subfamily, somewhat resembling those of Planispectrum. The capsule is dark brown, almost oval, punctulate and covered with small elevated brownish spots. The micropylar plate is distinctly convex, laterally dilated and the posterior arms enclose the capsule but are not connected to each others. The rim of the micropylar plate is greatly elevated. The operculum is oval and punctulate. Medial it is conical and has elevated brownish spots.