1. Vorzeitliche Lebensspuren;Abel,1935
2. First record of a xiphosuran trackway (Kouphichnium isp.) from the Jurassic of India;Alberti;Paläontol. Z.,2017
3. Description of tracks;Aldrich,1930
4. The “trilobite” trackways in the Table Mountain Group (Ordovician) of South Africa;Anderson;Palaeontol. Afr.,1975
5. Arthropod produced burrows from the Early Triassic of Canada: Gulliver's footprints;Beatty;2006 GSA Philadelphia Annual Meeting,2006