Table 4.

Summary of information on fossil species of Acidocerinae.

Species	Type locality	Geological epoch
Alegorius yixianus Fikáček, Prokin, Yan, Yue, Wang, Ren & Beattie, 2014*; Fikáček et al. 2014	China, Liaoning Province, Shangyuan County, Chaomidian Village, Huangbanjigou.	Yixian Formation: Early Cretaceous, Lower Cretaceous, Aptian, 124.6 Mya; Jurassic–Cretaceous boundary, Late Tithonian–Berriasian, ca. 145–140 Mya
Helochares fog Arriaga-Varela, Brunke, Girón & Fikáček, 2019; Arriaga-Varela et al. 2019	Poland.	Baltic amber: Lower Eocene to Lower Oligocene, ca. 44 Mya
Hydroyixia elongata Fikáček, Prokin, Yan, Yue, Wang, Ren & Beattie, 2014; Fikáček et al. 2014	China, Liaoning Province, Shangyuan County, Chaomidian Village, Huangbanjigou.	Yixian Formation, Early Cretaceous, Lower Cretaceous, Aptian, 124.6 Mya; Jurassic–Cretaceous boundary, Late Tithonian–Berriasian, ca. 145–140 Mya
Hydroyixia latissima Fikáček, Prokin, Yan, Yue, Wang, Ren & Beattie, 2014; Fikáček et al. 2014	China, Liaoning Province, Shangyuan County, Chaomidian Village, Huangbanjigou.	Yixian Formation, Early Cretaceous, Lower Cretaceous, Aptian, 124.6 Mya; Jurassic–Cretaceous boundary, Late Tithonian–Berriasian, ca. 145–140 Mya
Protochares brevipalpis Fikáček, Prokin, Yan, Yue, Wang, Ren & Beattie, 2014; Fikáček et al. 2014	Australia, New South Wales, Talbragar Fossil Fish Bed, ca. 14 km NNW of Ulan, 25 km NE of Gulgong, 32°9.9'S, 149°41.0'E.	Late Jurassic Oxfordian–Tithonian, 161–145 Mya; Kimmeridgian, 155–150 Mya.

* The genus Alegorius has been assigned in doubt to either Acidocerinae or Enochrinae.