Observations #4

In this image a Bursaria can be seen. This organism was identified using Fresh-water Invertebrates of the United States: Protozoa to Mollusca on pg. 143 fig. 316.

This picture shows a Litonotus which can be identified in Fresh-water Invertebrates of the United States: Protozoa to Mollusca on pg. 132 fig. 285.

Bibliography

Pennak, Robert W. 1989. Fresh-water Invertebrates of the United States: Protozoa to Molusca. New York (NY): Wiley.