Collections Search for objects: 6 matching records With image (2) Animal/vegetable/mineral Zoology (6) Taxonomic groups Animalia (6)Mollusca (6)Bivalvia (3)Gastropoda (3)Alvania (1)Alvania tarsodes (1)Arca (1)Arca tetragona (1)Arcidae (1)Arcoida (1)Caenogastropoda (1)Cephalaspidea (1)Ervilia (1)Ervilia castanea (1)Ledella (1) Name Alvania tarsodes (1)Arca tetragona (Ark shell) (1)Ervilia castanea (1)Ledella messanensis (1)Metaxia abrupta (1)Pyrunculus ovatus (Ovate barrel-bubble) (1) Form Dry [also mummified tissue] Area or Water body Northeast Atlantic Ocean (6)Fayal (Faial), Portugal (3)Fayal (Faial), Portugal (off) (2)Azores, Portugal (1) Holding institution National Museum of Ireland - Natural History (6) Station 75 Snail (Alvania tarsodes) Snail (Pyrunculus ovatus (Ovate barrel-bubble)) Bivalve (Arca tetragona (Ark shell)) Bivalve (Ledella messanensis) Snail (Metaxia abrupta) Bivalve (Ervilia castanea) [1]