일반명(Common name) : 포르투갈삼엽충(Trilobite Fossils from Portugal)
학명(Scientific Name) : Ectillaenus giganteus
지질시대(Geological Time) : 고생대오르도비스기(Middle Ordovician,464 Million years old)
발견지(Fossil Site) : Valongo Formation, Villa de Rei, Portugal
Size of trilobite : 13mm long(50 x 40mm Matrix)
Trilobite Order : Corynexochida,
Suborder : Illaenina,
Superfamily : Illaenoidea,
Family : Illaenidae
Description: This is a classic genus from a famous collecting locality. The specimen is fully inflated and 3D. It shows the typical crushing and distortion which are distinctive traits of specimens from the Valongo Formation.