Zootaxa 4365 (5): 547–558 ISSN 1175-5326 (print edition) http://www.mapress.com/j/zt/ Article ZOOTAXA Copyright © 2017 Magnolia Press ISSN 1175-5334 (online edition) https://doi.org/10.11646/zootaxa.4365.5.2 http://zoobank.org/urn:lsid:zoobank.org:pub:0A605C3C-A725-41CD-AB9A-F5255D2B6044 A new species of the genus Macrorhyncolus Wollaston, 1873 (Coleoptera: Curculionidae: Cossoninae) from China YOUSSEF M. OMAR1,2, RUNZHI ZHANG1, 3,5 & STEVEN R. DAVIS4 1Key Laboratory of Zoological Systematics and Evolution, Institute of Zoology, Chinese Academy of Sciences, No. 1 Beichen West Road, Chaoyang District, Beijing 100101, CHINA. 2Plant Protection Department, Faculty of Agriculture, Assiut University, Assiut, EGYPT 3State Key Laboratory of IMPIR of China, 25 Beisihuan Xilu, Beijing 100080, CHINA 4Division of Invertebrate Zoology, American Museum of Natural History, Central Park West at 79th St., New York, NY 10024-5192, USA 5Corresponding author. E-mail:
[email protected] Abstract Following recent taxonomic study, Macrorhyncolus spinosus sp. nov. is described from China. Earlier, Macrorhyncolus included four species, M. crassiusculus, M. crassitarsis, M. littoralis and M. ventilaginis. A key is presented to all known species of Macrorhyncolus in the Palaearctic Region and China. Illustrations of diagnostic characters of the new species are provided. Macrorhyncolus spinosus is winged, has larger eyes, the rostrum is longer than wide and has a median fur- row in the basal half, extending to the vertex, and striae 9 and 10 remain separate from base to apex. Key words: Macrorhyncolus spinosus, new species, Rhyncolina, Rhyncolini, Cossoninae, taxonomy, weevils Introduction Following the classification of Alonso-Zarazaga & Lyal (1999), Macrorhyncolus Wollaston, 1873 belongs to the tribe Rhyncolini of the subfamily Cossoninae.