Noun genus stenopterygius has 1 sense
  1. genus Stenopterygius - a reptile genus of Ichthyosauridae
    --1 is a kind of
    reptile genus
    --1 is a member of Ichthyosauridae, family Ichthyosauridae
    --1 has members: stenopterygius, Stenopterygius quadrisicissus
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