Spelling Bee Hive found 1 result for actinopterygii. This page contains the same results as searching for that word in the app.
Actinopterygii - plural noun; Level 9; origin: Greek; pronunciation: ˌaktəˈnäptərijēˌī. a subclass of Teleostomi comprising fishes in which the projecting part of the paired fins is supported only by dermal rays; coextensive with the Teleostomi.
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