Reference

Ke-Ke Huo, Le Zhao, Ximo Mengual, Gang Li, Xin Liu, Lian-Jun Zhao, Zhen-Ning Chen (2022): Biema Huo & Zhao gen. nov., a new flowerfly genus (Diptera, Syrphidae) from China – European Journal of Taxonomy – 0852: 98 - 116.