Full reference: Z.-X. Luo, C.-X. Yuan, Q.-J. Meng and Q. Ji. 2011. A Jurassic eutherian mammal and divergence of marsupials and placentals. Nature 476:442-445
Sister taxa: none
Type specimen: BMNH PM1143, a partial skeleton. Its type locality is Daxigou, which is in an Oxfordian terrestrial shale in the Tiaojishan Formation of China.
Ecology: facultatively mobile scansorial insectivore
Average measurements (in mm): skull length 22.0