This is a Diatom that is a biraphid species. Valve ends may be capitate, acute, rounded, or not expanded. Navicula has about 86 known species within it's Genus. This Diatom was found in a river below the dam for Proctor Lake. Spaulding, S., and Edlund, M. (2008). Navicula. In Diatoms of the United States. Retrieved November 16, 2016, from http://westerndiatoms.colorado.edu/taxa/genus/Navicula
This is a Diatom that is a biraphid species. Valve ends may be capitate, acute, rounded, or not expanded. Navicula has about 86 known species within it's Genus. This Diatom was found in a river below the dam for Proctor Lake. Spaulding, S., and Edlund, M. (2008). Navicula. In Diatoms of the United States. Retrieved November 16, 2016, from http://westerndiatoms.colorado.edu/taxa/genus/Navicula