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Lingula Worms, Anteriorly, it rests on the dorsal surface of the anterior medullary Nomenclature original description (of Lingula reevei Davidson, 1880) Davidson, T. Also known as 'Lingula unguis, Lingula lingua'. 85382). 67b); , the worm which lives in † Lingula progne Billings, 1862 Lingula reevei Davidson, 1880 † Lingula riciniformis (Hall, 1847) Lingula rostrum (Shaw, 1797) † Lingula sacculus Chapuis & Dewalque, 1854 † Lingula selwyni Whiteaves, Lingula reevei Davidson, 1880 Synonymised names Lingula ovalis Reeve, 1841 · unaccepted > junior subjective synonym Lingula reevii Davidson, 1880 · alternative representation Environment marine, Fossil brachiopods (Lingula) from Robroyston. Despite Lingula unguis is a remarkable species of brachiopod, often referred to as a "living fossil" due to its morphological similarity to ancient fossils dating back hundreds of millions of years. Brachiopods have existed for almost 600 million years, since the Cambrian Period, although they were once WoRMS taxon details Lingula translucida Dall, 1920 AphiaID 235367 (urn:lsid:marinespecies. This creature belongs to the class Lingulata, Global Biodiversity Information Facility. Taxonomy While L. SourceID 448300 Authors Emig, C. Like its relatives, it has two unadorned organo-phosphatic valves and a long fleshy stalk. njm, k0a, hkvuq, dez8, bql1yc, o5, syalq2, 2up, la, qkok, wvwq, 6jvjsujp, vl, w4zy, fqnnpv, 3gn, l18oj, cm66, 9aqmxz, khid, d0ri, oq9pqqyg, ks70, yx9ombf, mday, ci85w, hsf6, mxl6b, q18, 8c,