Literature
- Markle, D. F. 1976. Preliminary studies on the systematics of deep-sea Alepocephaloidea (Pisces: Salmoniformes). A dissertation presented to the Faculty of the School of Marine Science. The College of William and Mary in Virginia. 225 pp., 41 fig. (not published).
- Markle, D. F. 1978. Taxonomy and distribution of Rouleina attrita and Rouleina maderensis (Pisces: Alepocephalidae). Fishery Bull 76 (1): 79-87, 4 fig.
- Maul, G. E. 1948a. Monografia dos peixes do Museu Municipal do Funchal. Ordem Isospondyli. Bolm. Mus. munic. Funchal, 3 (5): 5-41, 16 fig.
- Parr, A. E. 1951. Preliminary revision of the Alepocephalidae, with the introduction of a new family, Searsidae. Am. Mus. Novit., (1531): pp. 1-21.