They are part of the Perth Basin, and are a sequence of non-marine, probably fluvial sandstones, shales and silts including bituminous coal, and are up to 300 m thick. The Cattamarra Coal Measures conformably overly the Eneabba Formation.[2]
Timms, Nicholas E.; Olierook, Hugo K.H.; Wilson, Moyra E.J.; Delle Piane, Claudio; Hamilton, P. Joseph; Cope, Patricia; Stütenbecker, Laura (February 2015). "Sedimentary facies analysis, mineralogy and diagenesis of the Mesozoic aquifers of the central Perth Basin, Western Australia". Marine and Petroleum Geology. 60: 54–78. Bibcode:2015MarPG..60...54T. doi:10.1016/j.marpetgeo.2014.08.024.
S. K. Martin. 2010. Early Jurassic cockroaches (Blattodea) from the Mintaja insect locality, Western Australia. Alavesia 3:55–72
S. K. Martin. 2008. A new protorhyphid fly (Insecta: Diptera: Protorhyphidae) from the Lower Jurassic of the Perth Basin, Western Australia. Alavesia 2:253–257