(en) Joshua Alder, Supplement to a catalogue of the land and fresh-water testaceous Mollusca, found in the vicinity of Newcastle : Transactions of the Natural History Society of Northumberland and Durham, New Castle, , p. 337-342
(en) Joshua Alder, « Observations on the genus Polycera of Cuvier, with descriptions of two new British species », Annals and Magazine of Natural History, vol. 3, , p. 337-342
(en) Joshua Alder et Albany Hancock, A monograph of the British nudibranchiate Mollusca: with figures of all the species, Londres, The Ray Society, 1845 - 1855, publié en 8 volumes:
J. Alder & A. Hancock (1845) part 1.
J. Alder & A. Hancock (1846) part 2.
J. Alder & A. Hancock (1847) part 3.
J. Alder & A. Hancock (1848) part 4.
J. Alder & A. Hancock (1851) part 5.
J. Alder & A. Hancock (1854) part 6.
J. Alder & A. Hancock (1855) part 7.
Charles Eliot (1910) part 8 (suppl.)
(en) Joshua Alder et Albany Hancock, Descriptions of two new species of nudibranchiate Mollusca, one of them forming the type of a new genus : Annals and Magazine of Natural History, (lire en ligne)
(en) Joshua Alder et Albany Hancock, The British Tunicata : an unfinished monograph, by the late Joshua Alder and the late Albany Hancock, Londres, The Ray Society, 1905-1912
↑Coan E. V., Kabat A. R. & Petit R. E. (15 February 2009). 2,400 years of malacology, 6th ed., 830 pp. + 32 pp. [Annex of Collations]. American Malacological Society.
↑« Joshua Alder », sur Muséum de Genève (consulté le )