Syngnathidae

plural noun
Syng·nath·i·dae | \ siŋˈnathəˌdē \

Definition of Syngnathidae 

: a family of fishes (order Solenichthyes) having an elongate tubular snout, lacking the pelvic and first dorsal fins, and comprising the sea horse and pipefishes

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History and Etymology for Syngnathidae

New Latin, from Syngnathus, type genus + -idae

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occurring twice a year or every two years

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