Sinochresmoda magnicornia sp. nov. Zhang, Ren, and Pang

Etymology. A combination of the Latin prefixes Magni- (large) and cornus (meaning corn, referring the antenna’s horn-shape of the male).

Material. Holotype: No. CNU-CH-NN2007004-1, -2, female, a well-preserved part and counterpart, with a visible ovipositor.

Paratype: Female specimens: No. CNU-CH-NN2007005-1, -2; Male specimens: No. CNU-CH- NN2007001-1, -2; No. CNU-CH-NN2007002-1, -2 and No. CNU-CH-NN2007003; Nymph specimen: No. CNU-CH-NN2007006.

No. CNU-CH-NN2007001, CNU-CH-NN2007002, CNU-CH-NN2007004, and CNU-CH-NN2007005 are part and counterpart specimens. No. CNU-CH-NN2007003 is smaller than other specimens with its abdomen missing. It is probably a male, because of its “male” antennae, strong and robust, with the first segment strongly expanded. Furthermore, No. CNU-CH-NN2007006 is a well-preserved nymph, with wing buds and an under-developed ovipositor.

Type locality and horizon. Yixian Formation, the Late Jurassic-Early Cretaceous, Liutiaogou Village, Ningcheng City, Inner Mongolia, China.

Diagnosis. Fore tibia is approximately 40% of the femur length. Wings, short and not exceeding the length of abdomen, representing approximately 60% of the body length. Other diagnostic characters are the same as those of generic diagnosis.