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Sticker of Lettered sphinx
Bug card No. 2606 of 4,939

Lettered sphinx

Deidamia inscriptum
Eats: PlantsMothsForests and woods6 legs

The lettered sphinx is a sturdy moth from the hawkmoth family. Hawkmoths are strong, fast fliers with pointy wings. This one is so special that it is the only species in its whole genus.

Lives in
Eastern North America, from Florida and Mississippi up to Ontario and Quebec
Wingspan
4.5 to 7 cm (1.8 to 2.8 in)
Top speed
about 42 km/h (26 mph)
Flying, estimate
Can it hurt you?
Harmless
Harmless. It cannot bite or sting people, so you can watch it up close.
What does it eat?
Its caterpillars eat the leaves of grapevines, Virginia creeper and their relatives.
For real!Photo of Lettered sphinx
Picture by Andy Reago & Chrissy McClarren. CC BY 2.0, via Wikimedia Commons.

How big is it?

How wide are its wings?

Lettered sphinx wings about 7 cm tip to tip (2.8 in)A toy building brick about 3.2 cm (1.3 in)A crayon about 9 cm (3.5 in)A banana about 18 cm (7.1 in)
wings as wide as 2 toy building brickscould fly across a whole football pitch in 9 seconds

How big is Lettered sphinx compared to YOU?

Just maths in your browser. Nothing is saved or sent anywhere.

How fast is it?

cool stuff

Fun facts

1

It is the only member of the genus Deidamia, so it has no close sister species.

2

Its wings measure about 4.5 to 7 centimetres from tip to tip.

3

Its caterpillars love the leaves of wild and garden grapevines.

4

It was first described by the scientist Thaddeus William Harris in 1839.

you asked

Most asked questions about Lettered sphinx

?What does the lettered sphinx caterpillar eat?

Leaves of grapevines, Virginia creeper and pepper vines.

?How big is a lettered sphinx?

Its wingspan is about 45 to 70 millimetres.

For bug experts

Scientific name
Deidamia inscriptum
Named by
Harris, 1839
Group
Moths
Family
Sphingidae
Classification
Insecta > Lepidoptera > Sphingidae
Lives on
North America

Where the facts come from

  1. Deidamia inscriptum (Wikipedia, CC BY-SA 4.0): what it looks like, where it lives, what it eats, sizes and fun facts, retold in simple words.
  2. Picture by Andy Reago & Chrissy McClarren. CC BY 2.0, Wikimedia Commons. The sticker of this bug is drawn from this picture.

If we got something wrong, sorry, we are bug fans, not a science journal. Tell us at [email protected] and we will fix it.

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More from the same group: Moths

Also at home here: Forests and woods

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