A 0-6-2+2-6-0, in the Whyte notation for the classification of steam locomotives by wheel arrangement.. It can be a Meyer. articulated locomotive.
Other equivalent classifications are:
The wheel arrangement was used by the Ferrocarril de Antofagasta a Bolivia in Chile, and by the Chemin de Fer du Nord in France
References
0-6-2+2-6-0 Wikipedia(Text) CC BY-SA