Published in Ann.Mus.Stor.nat.Genova, in 1888, in volume 5, pages 78-86

Published in Annali Del Museo Genova, in 1888, in volume 6, pages 327-428

Published in Annali Del Museo Genova, in 1888, in volume 6, pages 449-452

Published in Annali del Museo Civico di Storia Naturales di Genova, in 1888, in volume 6, pages 453-459