31000pb26 Primo Brick 1 x 1 with Orange, Red and 2 Medium Blue Butterflies and Number 4 on Opposite Sides Pattern Parts: Primo {Lime}
As far as I know, this brick doesn't exist with this print. The very small
catalog image was copied from the box. The brick is also Medium Lime instead
of Lime. See:
https://www.bricklink.com/messageThread.asp?ID=325778
I have this Brick (the only one sold the last 6 months) and it shows the exact
same print as in the set image in the change request above.
The safest way imo is to mark this brick for deletion and add a new one with
Medium Lime image.
[...] As discussed privately, the new image has been added to the existing entry. In case a second variant shows up in the future, we can still properly split the entry, but [...] (22 months ago, Aug 19, 2022, to Catalog Requests)