Fieldiana Zoology - Field Museum of Natural History. (Chicago Natural History Museum, 1989)

Fieldiana Zoology - Field Museum of Natural History. (Chicago Natural History Museum, 1989)

Fieldiana Zoology - Field Museum of Natural History. (Chicago Natural History Museum, 1989)

Fieldiana Zoology - Field Museum of Natural History. (Chicago Natural History Museum, 1989)

Fieldiana Zoology - Field Museum of Natural History. (Chicago Natural History Museum, 1992)

Fieldiana Zoology - Field Museum of Natural History. (Chicago Natural History Museum, 1992)

Fieldiana Zoology - Field Museum of Natural History. (Chicago Natural History Museum, 1992)