Viruses 2019, 1, 5042; doi:10.3390/v1105042 www.mdpi.com/journal/viruses Article Novel Bat Alphacoronaviruses in Southern China Support Chinese Horseshoe Bats as an Important Reservoir for Potential Novel Coronaviruses Susanna K.P. Lau 1,2,3,4,†, Antonio C.P. Wong 1,†, Libao Zhang 5,†, Hayes K.H. Luk 1, Jamie S. L. Kwok 6, Syed S. Ahmed 1, Jian-Piao Cai 1, Pyrear S.H. Zhao 1, Jade L.L. Teng 1,2,3, Stephen K.W. Tsui 6, Kwok-Yung Yuen 1,2,3,4,* and Patrick C. Y. Woo 1,2,3,4,* 1 Department of Microbiology, Li Ka Shing Faculty of Medicine, The University of Hong Kong, Pokfulam, Hong Kong, China;