Tectonatica sagraiana
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Subclass:	Caenogastropoda
Order:	Littorinimorpha
Family:	Naticidae
Genus:	Tectonatica
Species:	T. sagraiana
Binomial name
Tectonatica sagraiana (d'Orbigny, 1842)
Synonyms[1]
Natica filosa Philippi, R.A., 1845 Natica flammulata Requien, 1848 Tectonatica filosa (Philippi, 1845)

Tectonatica sagraiana is a species of predatory sea snail, a marine gastropod mollusk in the family Naticidae, the moon snails.^[1]

The shell size varies between 5 mm and 21 mm

This species is distributed in the Mediterranean Sea and in the Atlantic Ocean along Madeira, the Canaries, Cape Verde and Angola.

• Gofas, S.; Afonso, J.P.; Brandào, M. (Ed.). (S.a.). Conchas e Moluscos de Angola = Coquillages et Mollusques d'Angola. [Shells and molluscs of Angola]. Universidade Agostinho / Elf Aquitaine Angola: Angola. 140 pp.
• Gofas, S.; Le Renard, J.; Bouchet, P. (2001). Mollusca, in: Costello, M.J. et al. (Ed.) (2001). European register of marine species: a check-list of the marine species in Europe and a bibliography of guides to their identification. Collection Patrimoines Naturels, 50: pp. 180–213
• Rolán E., 2005. Malacological Fauna From The Cape Verde Archipelago. Part 1, Polyplacophora and Gastropoda.
• Huelsken T., Marek K., Schreiber S., Schmidt I. & Hollmann M. (2008). The Naticidae (Mollusca: Gastropoda) of Giglio Island (Tuscany, Italy): Shell characters, live animals, and a molecular analysis of egg masses. Zootaxa 1770: 1-40

• "Tectonatica sagraiana". Gastropods.com. Retrieved 18 March 2011.