Janvier P. (1993). Skull of Jawless Fishes. У Hanken J., Hall B. K. (ред.). The Skull. Т. 2: Patterns of Structural and Systematic Diversity. University of Chicago Press. с. 159—161. ISBN0-226-31568-1.
Blom H.; Märss T.; Miller C.G. (2001). Silurian and earliest Devonian birkeniid anaspids from the Northern Hemisphere. Earth and Environmental Science Transactions of the Royal Society of Edinburgh. 92 (3): 263—323. doi:10.1017/S0263593300000250.
Blom H. (2012). New birkeniid anaspid from the Lower Devonian of Scotland and its phylogenetic implications. Palaeontology. 55 (3): 641—652. doi:10.1111/j.1475-4983.2012.01142.x.
Blom, H. (2008). A new anaspid fish from the Middle Silurian Cowie Harbour fish bed of Stonehaven, Scotland. Journal of Vertebrate Paleontology. 28 (3): 594—600. doi:10.1671/0272-4634(2008)28[594:ANAFFT]2.0.CO;2.
Janvier P., Newman M. J. (2004). On Cephalaspis magnifica Traquair, 1893, from the Middle Devonian of Scotland, and the relationships of the last osteostracans. Transactions of the Royal Society of Edinburgh: Earth Sciences. 95 (3–4): 511—525. doi:10.1017/S0263593300001188.