Yoldia

{{Short description|Genus of bivalves}}

{{Automatic taxobox

| image = Yoldia sapotilla (YPM IZ 032800).jpeg

| image_caption = Yoldia sapotilla

| taxon = Yoldia

| authority = Møller, 1842

}}

{{see also|Portlandia (bivalve)}}

Yoldia is a genus of marine bivalve mollusks in the family Yoldiidae. Some former members of the genus are now known as Portlandia.{{cite WoRMS |title=Portlandia Mörch, 1857 |year=2022 |id=138671 |db=Marine Mollusca |access-date=13 October 2022}} The genus was named after {{ill|Alfonso de Aguirre y Yoldi|dk|Alfonso Maria de Aguirre y Gadea Yoldi}}, Conde de Yoldi (1764–1852), a Spanish nobleman in charge of the royal naturalistic collection of Denmark.Webster's Third New International Dictionary (Springfield, Mass.: Merriam-Webster, 1981), p. 2653.{{cite web |first=Beatriz |last=Badorrey Martín |url=https://dbe.rah.es/biografias/31284/alfonso-de-aguirre-y-yoldi |title=Alfonso de Aguirre y Yoldi |work=Diccionario Biográfico Español |publisher=Real Academia de la Historia }}.