Dramatic Altocumulus Undulatus, Looks like a rib cage in th…

By A Mystery Man Writer

The different types of clouds: what they mean for weather

Rib Cage Flashcards

The different types of clouds: what they mean for weather

Cloud of the Week # 7: Altocumulus Undulatus? — Maria Mudd Ruth

Bony Thorax, Sternum and Ribs Flashcards

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True rib, anatomy

Undulatus Cloud Variety: Wavelike, Undulating

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Cloud of the Week #10: Altocumulus Stratiformis Undulatus — Maria

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Stratocumulus hi-res stock photography and images - Alamy