Published in Biologia Centrali-Americana, in 1892, in volume 2, issue CV, pages 113-128

Published in Biologia Centrali-Americana, in 1892, in volume 2, issue CII, pages 25-48

Published in Biologia Centrali-Americana, in 1892, in volume 2, issue CIV, pages 97-112

Published in Biologia Centrali-Americana, in 1892, in volume 2, issue CIII, pages 49-96