dipnoan


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dip·no·an

 (dĭp′nō-ən)
n.
A lungfish.
[From New Latin Dipnoī, order name, from Greek dipnooi, pl. of dipnoos, having two apertures for breathing : di-, two; see di-1 + pnoē, breath (from pnein, to breathe; see pneu- in Indo-European roots).]
dip′no·an adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

dipnoan

(dɪpˈnəʊən)
adj
(Animals) of, relating to, or belonging to the Dipnoi, a subclass of bony fishes comprising the lungfishes
n
(Animals) any lungfish
[C19: from New Latin Dipnoi, from Greek dipnoos, double-breathing, from di-1 + pnoē breathing, air, from pnein to breathe]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

dip•no•an

(ˈdɪp noʊ ən)

adj.
1. belonging or pertaining to the order Dipnoi, comprising the lungfishes.
n.
2. a dipnoan fish.
[1880–85; < New Latin Dipno(i), pl. of dipnous < Greek dípnoos double-breathing]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
References in periodicals archive ?
The lowermost vertebrate-bearing layer (layers 7 and 8) yields rare isolated skeletal elements of the psammosteid Psammolepis sp., arthrodire Plourdosteus livonicus (Eastman), antiarch Asterolepis sp., acanthodian Haplacanthus sp., an unidentifiable dipnoan fish, as well as porolepiforms Glyptolepis sp.
and an unidentified dipnoan fish, are extremely rare and usually rather fragmentary.
The Borschovo section of the Gauja and Amata regional stages (Leningrad Region, Russia): sedimentology and biostratigraphy
Upper Jurassic and Cretaceous lungfish tooth plates from the western interior, the last dipnoan faunas of North America.
A lungfish (dipnoan) from the Upper Cretaceous of New Jersey: J.
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More juvenile dipnoan tooth plates as well as acanthodian scales and conodonts were obtained from a new sample.
New finds of fishes in the lower uppermost Famennian (Upper Devonian) of Central Russia and habitats of the Khovanshchinian vertebrate assemblages
Although dipnoan evolution generally appears to have proceeded slowly, the taxa from the Cretaceous (Albin - Cenomanian) of Texas may possibly provide some stratigraphic indices, based on what is now known.
A new lungfish dipnoi: ceratodontidae from the cretaceous woodbine formation, Arlington archosaur site, north Texas
Joined by Romer in the second week, they found an amazing quantity of fossil vertebrate remains --significant material of acanthodians, arthrodirans, chondrichthyans, dipnoans, and tetrapodomorph fishes --but it was marine in origin and did not include any tetrapod fossils.
Donald Baird and his discoveries of Carboniferous and early Mesozoic vertebrates in Nova Scotia
Ostatki kisteperykh i dvoyakodyshashchikh iz amatskikh sloev Latvii i ikh zahkoronenie [Remains of crossopterygians and dipnoans from the Amata Beds in Latvia and their burial conditions].
Revision of Psammosteus livonicus Obruchev (Agnatha, Heterostraci) from the Devonian Amata regional stage of the NW of the East European Platform/Ida-Euroopa platvormi loodeosa Devoni Amata lademe louatu kala Psammosteus livonicus Obruchev (Heterostraci) taksonoomiline revisjon
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