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Notes on the geology of the island of Cuba, based upon a reconnoissance made for Alaxander Agassiz.
Maturation, Fecundation, and segmentation of limax campestris, Binney.
Descriptions of two species of Octopus from California.
Observations on the species of the genus Partula Fér., with a bibliographical catalogue of all the species.
The trilobite: New and old evidence relating to its organization.
The stomach and genital organs of Astrophytidae.
The Azoic system and its proposed subdivisions.
Remarkable Amazon Woods Received By Musuem
Jaboticaba
The Almond Tree
