Published in Biologia Centrali-Americana, in 1896, in volume 2, issue CXXVIII, pages 273-298

Published in Biologia Centrali-Americana, in 1896, in volume 2, issue CXXXI, pages 297-320

Published in Biologia Centrali-Americana, in 1896, in volume 2, issue CXXXII, pages 321-336