S. C.  Barker, ?Boopiidae?, in Zoological catalogue of Australia, vol. 26, A.  Wells, Ed. Melbourne: CSIRO Publishing, 1996, pp. 91 - 104.

S. C.  Barker, Whiting, M. F., Johnson, K. P., and Murrell, A., ?Phylogeny of the lice (Insecta: Phthiraptera) inferred from small subunit rRNA?, Zoologica Scripta, vol. 32, no. 3, pp. 407 - 414, 2003.

S. C.  Barker, ?Lice, cospeciation and parasitism?, International Journal for Parasitology, vol. 26, no. 2, pp. 219 - 222, 1996.

S. C.  Barker, ?Phylogeny of the Heterodoxus octoseriatus group (Phthiraptera, Boopiidae) from rock wallabies (Marsupialia, Petrogale)?, Systematic Parasitology, vol. 19, no. 1, pp. 17 - 24, 1991.

S. C.  Barker, ?Taxonomic review of the Heterodoxus octoseriatus group (Phthiraptera, Boopiidae) from rock wallabies with the description of three new species?, Systematic Parasitology, vol. 19, no. 1, pp. 1 - 16, 1991.

R.  Shao, Campbell, N. J. H., and Barker, S. C., ?Numerous gene rearrangements in the mitochondrial genome of the wallaby louse, Heterodoxus macropus (Phthiraptera)?, Molecular Biology and Evolution, vol. 18, no. 5, pp. 858 - 865, 2001.

S. C.  Barker, ?Evolution in the Heterodoxus octoseriatus group (Boopiidae: Phthiraptera) and the development of host associations with Petrogale (Marsupialia)?, Macquarie University, North Ryde, N. S. W., 1988.

S. C.  Barker, Briscoe, D. A., Close, R. L., and Dallas, P., ?Genetic variation in the Heterodoxus octoseriatus group (Phthiraptera): A test of Price's model of parasite evolution?, International Journal for Parasitology, vol. 21, no. 5, pp. 555 - 563, 1991.

S. C.  Barker, Briscoe, D. A., and Close, R. L., ?Phylogeny inferred from allozymes in the Heterodoxus octoseriatus group of species (Phthiraptera: Boopiidae)?, Australian Journal of Zoology, vol. 40, pp. 411 - 422, 1992.

S. C.  Barker and Close, R. L., ?Zoogeography and Host associations of the Heterodoxus octoseriatus group and H. ampullatus (Phthiraptera: Boopiidae) from rock wallabies (Marsupialia: Petrogale)?, International Journal for Parasitology, vol. 20, no. 8, pp. 1081 - 1087, 1990.

S. C.  Barker, Close, R. L., and Briscoe, D. A., ?Genetic divergence in Heterodoxus octoseriatus (Phthiraptera)?, International Journal for Parasitology, vol. 21, no. 4, pp. 479 - 482, 1991.

S. C.  Barker, ?Phylogeny and classification, origins and evolution of host associations of lice?, International Journal for Parasitology, vol. 24, no. 8, pp. 1285 - 1291, 1994.