Two new species of the leafhopper genus Calodia Nielson (Hemiptera, Cicadellidae, Coelidiinae) from China, with a checklist and key to Chinese species.

Two new species of the leafhopper genus Calodia Nielson are described and illustrated: C. quadrimacula sp. nov. from Guizhou and Yunnan Provinces and C. zuoae sp. nov. from Yunnan Province, China. A checklist along with distribution and a key to species based on male genitalia of the genus Calodia from China are provided. Olidiana nigritibiana (Li), comb. nov. (earlier in the genus Calodia) is proposed. At present, this genus comprises 45 known species worldwide, of which 19 species are recorded from China.