Leptocardia

Leptocardia
Leptocardia Lep`to*car"di*a (l[e^]p`t[-o]*k[aum]r"d[i^]*[.a]), n. pl. [NL., fr. Gr. lepto`s small + kardi`a the heart.] (Zo["o]l.) The lowest class of Vertebrata, including only the Amphioxus. The heart is represented only by a simple pulsating vessel. The blood is colorless; the brain, renal organs, and limbs are wanting, and the backbone is represented only by a simple, unsegmented notochord. See {Amphioxus}. [Written also {Leptocardii}.] [1913 Webster]

The Collaborative International Dictionary of English. 2000.

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Look at other dictionaries:

  • Leptocardia — Schädellose Lanzettfischchen Branchiostoma lanceolatum Systematik Unterreich: Vielzellige Tiere (Metazoa) …   Deutsch Wikipedia

  • Leptocardia — Cephalochordata Céphalocordés …   Wikipédia en Français

  • leptocardia — lep·to·car·dia …   English syllables

  • leptocardia — ˌleptəˈkärdēə Etymology: New Latin, from lept + cardia synonym of leptocardii …   Useful english dictionary

  • Leptocardii — Leptocardia Lep to*car di*a (l[e^]p t[ o]*k[aum]r d[i^]*[.a]), n. pl. [NL., fr. Gr. lepto s small + kardi a the heart.] (Zo[ o]l.) The lowest class of Vertebrata, including only the Amphioxus. The heart is represented only by a simple pulsating… …   The Collaborative International Dictionary of English

  • Amphioxus lanceolatus — Lancelet Lance let, n. [Lance + let.] (Zo[ o]l.) A small fishlike animal ({Amphioxus lanceolatus}), remarkable for the rudimentary condition of its organs. It is the type of the class Leptocardia. See {Amphioxus}, {Leptocardia}. [1913 Webster] …   The Collaborative International Dictionary of English

  • Lancelet — Lance let, n. [Lance + let.] (Zo[ o]l.) A small fishlike animal ({Amphioxus lanceolatus}), remarkable for the rudimentary condition of its organs. It is the type of the class Leptocardia. See {Amphioxus}, {Leptocardia}. [1913 Webster] …   The Collaborative International Dictionary of English

  • Leptocardian — Lep to*car di*an (l[e^]p t[ o]*k[aum]r d[i^]*an), a. (Zo[ o]l.) Of or pertaining to the {Leptocardia}. n. One of the Leptocardia. [1913 Webster] …   The Collaborative International Dictionary of English

  • Age of Fishes — Fish Fish, n.; pl. {Fishes} (f[i^]sh [e^]z), or collectively, {Fish}. [OE. fisch, fisc, fis, AS. fisc; akin to D. visch, OS. & OHG. fisk, G. fisch, Icel. fiskr, Sw. & Dan. fisk, Goth. fisks, L. piscis, Ir. iasg. Cf. {Piscatorial}. In some cases,… …   The Collaborative International Dictionary of English

  • Amphioxus — Am phi*ox us, n. [NL., fr. Gr. ? + ? sharp.] (Zo[ o]l.) A fishlike creature ({Amphioxus lanceolatus}), two or three inches long, found in temperature seas; also called the {lancelet}. Its body is pointed at both ends. It is the lowest and most… …   The Collaborative International Dictionary of English

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