Question 1

Is “Ptychobranchus greenii” in the public domain?

Accepted Answer

Yes. “Ptychobranchus greenii” is public domain and released under CC0, so it is free to download and reuse for any purpose, including commercially, with no permission needed.

Question 2

Where is “Ptychobranchus greenii” from?

Accepted Answer

It is catalogued from the open collection of Smithsonian Open Access and is free to reuse under CC0.

Question 3

Can I use “Ptychobranchus greenii” commercially for free?

Accepted Answer

Yes. As a CC0 public-domain work it can be used commercially, modified and redistributed with no fee and no attribution required.

Title	Ptychobranchus greenii
Medium	Dry
Origin	Gurnee, Cahawba River, Shelby County, Alabama, United States
Holding institution	Smithsonian Open Access
Rights	Public domain (CC0)

Ptychobranchus greenii

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