Dipneumona
plural nounDefinition of Dipneumona
(Entry 1 of 2)
1 in some classifications : a group of lungfishes including the genera Protopterus and Lepidosiren in which the lung is double and the lateral rays of the archipterygium are vestigial or absent
2 in some classifications : a division of holothurians having two branching respiratory organs
Dipneumona
Definition of Dipneumona (Entry 2 of 2)
taxonomic synonym of dipneumones
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