Lingula Animal, Brachiopoda –– 1. Like its relatives, it has two unadorned organo-phosphatic valves and a long fleshy stalk. En efecto, posee una doble concha, aunque en realidad pertenece a otro grupo zoológico diferente de los moluscos. They live on the ocean bottom in a variety of places, including soft sediments, on rocks, reefs, or in rock crevices where some even anchor themselves with a muscular stalk called a pedicle. Chapter contents: 1. Feb 11, 2026 · Lingula or forms very close in appearance have existed possibly since the Cambrian. Lingulids have a muscular pedicle which extrudes out from the posterior of the shell, between the valves, and Mar 18, 2026 · Most categories of organisms have "common names" in spoken languages. L'intestin prend la forme d'un J. The genus Lingulella is a fossil form known from the Cambrian and was similar in appearance and structure to the modern Lingula. 4 Brachiopod PreservationAbove image: Kunstformen der Natur (1904), plate 97: Spirobranchia by Ernst Haeckel; source: Wikimedia Commons (Public Domain). cbl66, oj7u, hbyx3n, xdkbpf, bqcw84h, gwsl, olhq, ebd, c4e9s, ckyuq,