● graptolite nom masculin (grec graptos, gravé) Stomocordé colonial fossile, présent dans les terrains cambriens et siluriens. (Les graptolites, organismes marins coloniaux stolonifères, forment une classe, proche de celle des ptérobranches.)
Encyclopédie Universelle. 2012.
Graptolite — Grap to*lite, n. [NL, Graptolithus, from Gr. ? is engraved, written (gra fein to write) + ? stone.] (Paleon.) One of numerous species of slender and delicate fossils, of the genus {Graptolites} and allied genera, found in the Silurian rocks. They … The Collaborative International Dictionary of English
graptolite — 1838, from Mod.L. graptolithus, lit. written stone, from Gk. graptos engraved, written, painted (verbal adj. of graphein; see GRAPHY (Cf. graphy)) + lithos stone. So called because the fossils resemble writing … Etymology dictionary
Graptolite — Taxobox name = Graptolites fossil range = fossil range|510|350Mid Cambrian to Lower Carboniferous image width = 260px image caption = Fossil graptolite Tetragraptus fruticosus from the Ordovician of Australia regnum = Animalia phylum =… … Wikipedia
graptolite — graptolitic /grap teuh lit ik/, adj. /grap teuh luyt /, n. any colonial animal of the extinct class Graptolithina, most common in the Ordovician and Silurian Periods, thought to be related to the pterobranchs. [1830 40; < Gk graptó(s) painted,… … Universalium
Graptolite — Graptolite … Wikipédia en Français
graptolite — noun Etymology: Greek graptos painted (from graphein to write, paint) + English lite more at carve Date: 1841 any of an extinct class (Graptolithina) of hemichordate colonial marine animals of the Paleozoic era with zooids contained in conical… … New Collegiate Dictionary
graptolite — n. [Gr. graptos, painted; lithos, stone] A fossil group of pelagic, colonial animals with chitinous exoskeletons, consisting of simple or branched stems (rhabdosomes) toothed along one or both edges … Dictionary of invertebrate zoology
graptolite — noun Any of a group of extinct aquatic colonial invertebrates, of the class Graptolithina, from the Cambrian and Carboniferous periods … Wiktionary
graptolite — ► adjetivo/ sustantivo masculino ZOOLOGÍA Perteneciente a un grupo de organismos fósiles marinos de la era paleozoica, que vivían en colonias … Enciclopedia Universal
graptolite — grap·to·lì·te s.m. TS paleont. fossile del Siluriano della classe dei Graptoliti | pl. con iniz. maiusc., classe del phylum degli Emicordati, rappresentata da forme coloniali che mostrano affinità con gli Idrozoi e con i Briozoi, dalla dubbia… … Dizionario italiano
