†Haikouichthys ercaicunensis Luo et al. 1999 (jawless fish)
PaleoDB taxon number: 91609
Belongs to Haikouichthys according to H.-L. Luo et al. 1999
Sister taxa: none
Type specimen: HZ-f-12-127. Its type locality is Haikou [Yuanshan Fm (formerly Qiongzhusi)], which is in an Atdabanian marine mudstone in the Yuanshan Formation of China.
Ecology: