Priapus

Forskål P. (1775). Descriptiones Animalium, Avium, Amphibiorum, Piscium, Insectorum, Vermium; quae in Itinere Orientali Observavit Petrus Forskål. Post Mortem Auctoris editit Carsten Niebuhr. Adjuncta est materia Medica Kahirina. Mölleri, Hafniae, 19 + xxxiv + 164 pp.

International Commission on Zoological Nomenclature (1985). Opinion 1295 (Case 825): Actinia Linnaeus, 1767 and Actiniidae Rafinesque, 1815 (Coelenterata, Actiniaria) and Pentacta Goldfuss, 1820 (Echinodermata, Holothurioidea) [sic]: conserved. Bulletin of Zoological Nomenclature, 42(1): 34-36

McMurrich, J. P. (1893). Report on the Actiniæ collected by the United States Fish Commission Steamer Albatross during the winter of 1887-1888. Proceedings of the United States National Museum, 16(930): 119-216

Melville, R. V.; Smith, J. D. D. (1987). Official Lists and Indexes of Names and Works in Zoology. The International Trust for Zoological Nomenclature. London., edition 1, pp. 366.