WebFossilworks hosts query, analysis, and download functions used to access large paleontological data sets. It presents taxonomic, distributional, and ecological data about the entire fossil record. Pinna is a genus of bivalve molluscs belonging to the family Pinnidae. The type species of the genus is Pinna rudis. The most completely studied species in the genus is P. nobilis, a Mediterranean pen shell which was historically important as the principal source of sea silk. See more These pen shells can reach a length of about 80–90 cm (31–35 in). They are characterized by thin, elongated, wedge-shaped, and almost triangular shells with long, toothless edges. The surface of the shells shows radial … See more Species in the genus Pinna are geographically widespread. This genus is very ancient, going back up to the Carboniferous period. It is especially represented in Jurassic and Cretaceous fossils. See more • Pinna inflata Röding, 1798 • Pinna lubrica Lightfoot, 1786 • Pinna nebulosa Lightfoot, 1786 • Pinna nigricans Lightfoot, 1786 • Pinna striata Röding, 1798 See more According to the World Register of Marine Species, species in the genus Pinna include: • † … See more • Pinna atrata Clessin, 1891 • Pinna bullata Gmelin, 1791 • Pinna marginata Lamarck, 1819 See more • Linnaeus, C. (1758). Systema Naturae per regna tria naturae, secundum classes, ordines, genera, species, cum characteribus, differentiis, synonymis, locis. Editio decima, reformata • Mörch, O. A. L. (1852-1853). Catalogus conchyliorum quae reliquit D. Alphonso d'Aguirra & Gadea Comes de Yoldi, Regis Daniae Cubiculariorum Princeps, Ordinis Dannebrogici in Prima Classe & Ordinis Caroli Tertii Eques. Fasc. 1, Cephalophora, 170 pp. [1852 See more
Fossilworks: Pinna
WebLa pinna caudale non era biforcuta. Classificazione. Questo animale è noto per alcuni fossili ben conservati provenienti ... G. Marramá, J. C. Tyler, and R. Zorzin. 2014. The Pesciara-Monte Postale Fossil-Lagerstätte: 2. Fishes and other vertebrates. Rendiconti della Società Paleontologica Italiana 4:37-63; Collegamenti esterni ... WebMar 5, 2024 · Fossil ID Pinna Pinna bivalve cretaceous texas By Rockwood, March 4, 2024 in Fossil ID Share Followers 2 1 2 Next Page 1 of 2 Rockwood Member of the Month - … harley davidson motorcycle for beginners
Pinna Definition & Meaning Dictionary.com
Web(PBDB,GBIF) Generic Name Pinna Scientific Name Pinna laqueata Conrad, 1858 Opinions (PBDB) Status (PBDB) extinct Taxon Size (PBDB) 1 First Recorded Appearance 83.5 - 70.6 Ma Late Cretaceous Last Recorded Appearance 70.6 - 66.0 Ma Late Cretaceous Environment marine,brackish (based on Ostreida) Motility stationary, attached (based on … WebВКонтакте – универсальное средство для общения и поиска друзей и одноклассников, которым ежедневно пользуются десятки миллионов человек. Мы хотим, чтобы друзья, однокурсники, одноклассники, соседи и коллеги всегда ... WebMain article: Pinnation In a frond which is pinnate (feather-shaped), each leafy segment of the blade is called a pinna (plural pinnae), the stalk bearing the pinna is termed a petiolule, and the main vein or mid-rib of the pinna is referred to as a costa (plural costae). [6] If a frond is divided once into pinnae, the frond is called once pinnate. harley davidson motorcycle engine