Genero Codina 
Last updated: 22.06.17
All that can presently (June 2015) be gleaned about by internet searching is that Genero Codina is the one-off composer of Zacatecas (1895) published by Armstrong & Bacon, San Francisco, California, USA.
Surfers are welcome to contribute information about this composer.

Further sheet music at DBE: ON HOLD