Botting J. P., Candela Y., Carrio V., Crighton W. R. B. A new hexactinellid sponge from the Silurian of the Pentland Hills (Scotland) with similarities to extant rossellids (англ.) // Earth and Environmental Science Transactions of The Royal Society of Edinburgh. — 2020. — Vol. 111, iss. 1. — P. 17—25. — ISSN1755-6929 1755-6910, 1755-6929. — doi:10.1017/S1755691019000045.
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Botting J. P., Candela Y., Carrio V., Crighton W. R. B. A new hexactinellid sponge from the Silurian of the Pentland Hills (Scotland) with similarities to extant rossellids (англ.) // Earth and Environmental Science Transactions of The Royal Society of Edinburgh. — 2020. — Vol. 111, iss. 1. — P. 17—25. — ISSN1755-6929 1755-6910, 1755-6929. — doi:10.1017/S1755691019000045.