The following calcified organisms feature within historical marine collections surveyed at the Natural History Museum and other British institutions.
Coralline algae contain calcareous deposits within their cell walls. Discover where to find coralline algae specimens.
Find out which historical marine collections contain brachiopods - a small phylum of benthic invertebrates with a large fossil record.
These colonial organisms make hard skeletons of calcium carbonate. Learn which collections contain bryozoan specimens.
Various cnidarians - including corals, gorgonians and hydroids - are represented in relevant collections. Find out more.
Echinoderm specimens can be found in multiple surveyed collections. Learn which.
Forams are single-celled organisms, usually less than 1mm in size. They are represented in many historical marine collections, both at the Natural History Museum and at other institutions. Find out more.
Molluscs are well-represented in the historical marine collections from various different institutions. Learn where to locate specimens.
Ostracods are represented in a number of relevant collections. Discover which.
Find out which surveyed collections contain calcareous sponge specimens.
The collections at these institutions were surveyed for the UK Ocean Acidification Research Programme.