Arturia alcatraziensis

{{Short description|Species of sponge}}

{{Speciesbox

| taxon = Arturia alcatraziensis

| authority = (Lanna, Rossi, Cavalcanti, Hajdu & Klautau, 2007)

| synonyms = * Clathrina alcatraziensis Lanna, Rossi, Cavalcanti, Hajdu & Klautau, 2007

}}

Arturia alcatraziensis is a species of calcareous sponge from Brazil.{{WRMS species|1030553|Arturia alcatraziensis (Lanna, Rossi, Cavalcanti, Hajdu & Klautau, 2007)||23 January 2019}} It is named after the Alcatrazes Islands where it was discovered.