Tierbau und tierleben in ihrem zusammenhang betrachtet von dr. Richard Hesse ... und dr. Franz Doflein.

v.2

On the anatomy of vertebrates ... By Richard Owen.

1

New species of Digitaria, Pennisetum, and Poa (Gramineae) from Costa Rica / Richard W. Pohl.

v.38:no.2(1976)

Family #15, Gramineae / Richard W. Pohl.

n.s. no.4(1980)

A redescription of Amphiprion nigripes Regan, a valid species of anemonefish (family Pomacentridae) from the Indian Ocean [by] Gerald R. Allen and Richard N. Mariscal.

v.58:no.8(1971)

Larval life in the leaves: arboreal tadpole types, with special attention to the morphology, ecology, and behavior of the Oophagous Osteopilus brunneus (Hylidae) larva / Michael J. Lannoo, Daniel S. Townsend, Richard J. Wassersug.

n.s. no.38(1987)