de Malpas Grey Egerton, Philip. “Palichthyologic Notes. No.4—On the Affinities of the Genera Tetragonolepis and Dapedius”. Quarterly Journal of the Geological Society, vol. 9, no. 1-2, pp. 274-80, https://doi.org/10.1144/gsl.jgs.1853.009.01-02.40.
de Malpas Grey Egerton, P. (n.d.). Palichthyologic Notes. No.4—On the Affinities of the Genera Tetragonolepis and Dapedius. Quarterly Journal of the Geological Society, 9(1-2), 274-280. https://doi.org/10.1144/gsl.jgs.1853.009.01-02.40
de Malpas Grey Egerton, Philip. “Palichthyologic Notes. No.4—On the Affinities of the Genera Tetragonolepis and Dapedius”. Quarterly Journal of the Geological Society 9, no. 1-2 (n.d.): 274-80. https://doi.org/10.1144/gsl.jgs.1853.009.01-02.40.
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de Malpas Grey Egerton P. Palichthyologic Notes. No.4—On the Affinities of the Genera Tetragonolepis and Dapedius. Quarterly Journal of the Geological Society. 9(1-2):274-80.