New fossil sawflies (Hymenoptera, Xyelidae) from the Middle Jurassic of northeastern China
Zheng, Yan, Chen, Jun, Zhang, Junqiang, Zhang, HaichunJournal:
Alcheringa: An Australasian Journal of Palaeontology
DOI:
10.1080/03115518.2019.1641618
Date:
August, 2019
File:
PDF, 744 KB
2019