Cretaceous Echinoids from Northeastern Brazil

<b>Documentation of a study of the Cretaceous Echinoids</b> <i>Cretaceous Echinoids from Northeastern Brazil</i> is Number 31 within the <i>Fossils and Strata</i> series of monographs and memoirs in palaeontology and biostratigraphy. The international <i>Fossils and Strata</i> series features systematic and regional monographs with taxonomic descriptions. The series is owned by and published on behalf of The Lethaia Foundation with collaboration among the Scandinavian countries.