dipnoan fishes

См. также в других словарях:

• dipnoan — [dip′nō ən, dip nō′ən] adj. [< Gr dipnoos, double breathed < DI 1 + pnoē, breath (see PNEUMA) + AN] of various fishes that can respire by lungs as well as by gills n. a dipnoan fish …   English World dictionary

• dipnoan — /dɪpˈnoʊən/ (say dip nohuhn) adjective 1. belonging or relating to the Dipnoi, an archaic class or group of fishes having both gills and lungs. –noun 2. a dipnoan fish. {New Latin Dipnoi, plural, genus type (from Greek dipnoos (singular) having… …  

• Neoceratodus — noun extant Australian lungfishes • Syn: ↑genus Neoceratodus • Hypernyms: ↑fish genus • Member Holonyms: ↑Ceratodontidae, ↑family Ceratodontidae * * * |nē(ˌ)ō+ noun …   Useful english dictionary

• ctenodipterini — |tenōˌdiptəˈrīˌnī noun plural Usage: capitalized Etymology: New Latin, from cteno (from Ctenodus) + Dipterus + ini in some classifications : an order of late Paleozoic dipnoan fishes with small and numerous cranial bones …   Useful english dictionary

• ctenodus — ˈtenədəs noun Usage: capitalized Etymology: New Latin, from cten + odus : a genus of Carboniferous dipnoan fishes whose dental plates have radiating tuberculated ridges …   Useful english dictionary

• dipterus — noun Usage: capitalized Etymology: New Latin, from Greek dipteros having two wings : a genus of Devonian dipnoan fishes of Scotland and America having ganoid scales, two short dorsal fins, and a heterocercal tail …   Useful english dictionary

• protopterus — rəs noun Etymology: New Latin, from prot + pterus 1. capitalized : a genus of dipnoan fishes of the rivers and swamps of central and western Africa that reach a length of six feet, that bury themselves in the mud during the dry season, that are… …   Useful english dictionary

• respiration — respirational, adj. /res peuh ray sheuhn/, n. 1. the act of respiring; inhalation and exhalation of air; breathing. 2. Biol. a. the sum total of the physical and chemical processes in an organism by which oxygen is conveyed to tissues and cells,… …   Universalium

• Erik Jarvik — Anders Erik Vilhelm Jarvik (30 November 1907 ndash; January 11, 1998) was a Swedish palaeozoologist who worked extensively on the sarcopterygian (or lobe finned) fish Eusthenopteron . In a career that spanned some 60 years, Jarvik produced some… …   Wikipedia

• Queensland lungfish — Temporal range: 100–0 Ma …   Wikipedia

• Erik Jarvik — Anders Erik Vilhelm Jarvik (* 30. November 1907 in Utby, Schweden; † 11. Januar 1998 in Stockholm, Schweden) war ein schwedischer Paläozoologe, der besonders durch seine intensiven Arbeiten über Eusthenopteron foordi (Sarcopterygii) bekannt wurde …   Deutsch Wikipedia