There was an error in Development (2018) 145dev139956 (doi: 10.1242/dev.139956).

On p. 598, the incorrect sequences for the wnt16 primers were given.

The correct primer sequences are: wnt16 forward, 5′-ACCGTTCCAAACGTAAGGTG-3′; wnt16 reverse, 5′-AGCAATAATTGGGCGATTTG-3′.

The online version is correct.

The authors apologise to readers for this mistake.