tongue-shelln. a brachiopod of the family Lingulidæ.
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the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > phylum Brachiopoda > [noun] > family Lingulidae > genus or member of
cerite1811
ungulite1850
tongue-shell1891
1891 Cent. Dict.Tongue-shell.
1895 Edinb. Rev. Oct. 355Tongue-shells and helmet-shells and lamp-shells.
1905 W. J. SollasAge of Earth i. 26 The little tongue-shell, Lingula, has endured..from the Cambrian down to the present day.