New forms of concretions / by Henry Windsor Nichols -- ; Oliver Cummings Farrington --

v.3:no.3(1906)

A list of a collection of Mexican mammals with descriptions of some apparently new forms, by D. G. Elliot.

v.3:no.8(1903)

Revised classification of Pteraspididae with description of new forms from Wyoming / [by] Robert H. Denison --

v.20:no.1(1970)

A new species of Juniperus from Mexico [by] Marion T. Hall.

v.34:no.4(1971)

Studies of the development and larval forms of echinoderms, by Dr. Th. Mortensen.

c. 3

New species of Xanthium and Solidago. By Charles Frederick Millspaugh and Earl E. Sherff.

v.4:no.1(1918)

New palms of Bahia, by Gregorio Bondar.

v.22:no.9(1942)

I. New species of Cuban Senecioneae. II. Diagnoses of new species and notes on other spermatophytes, chiefly from Mexico and Central America. By Jesse More Greenman.

v.2:no.8(1912)