In biological classification , a subfamily ( Latin : subfamilia , plural subfamiliae ) is an auxiliary (intermediate) taxonomic rank , next below family but more inclusive than genus . Standard nomenclature rules end botanical subfamily names with "-oideae", and zoological subfamily names with "-inae".
1-589: Hydrophiinae is a subfamily of venomous snakes in the family Elapidae . It contains most sea snakes and many genera of venomous land snakes found in Australasia, such as the taipans ( Oxyuranus ), tiger snakes ( Notechis ), brown snakes ( Pseudonaja ) and death adders ( Acanthophis ). According to the Reptile Database , Hydrophiinae contains the following 38 genera: (Sea snakes are marked with asterisks.) Subfamily Detarioideae
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