British sea spiders: Arthropoda: Pycnogonida. Keys and notes for the identification of the species
(1974). British sea spiders: Arthropoda: Pycnogonida. Keys and notes for the identification of the species. Synopses of the British Fauna, N.S. 5. Academic Press: London. ISBN 0-12-407950-4. 68 pp.
Deel van: Barnes, R.S.K.; Crothers, J.H. (Ed.) Synopses of the British Fauna. Linnean Society of London: London; New York. ISSN 0082-1101, meer
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