Phylum: Euglenozoa

Taxon: Colacium sp.

Authority: Ehrenberg

Site: Lone Lake, Island County, WA

Comments: Uncommon, but dense on microcrustacean host; cells may release from host when stressed, then resemble Euglena except for the absence of chlorophyll on apical portion of cell where it attaches to host

Phylum: Euglenozoa

Taxon: Colacium sp.

Authority: Ehrenberg

Site: Small pond on trail to Dock Butte, Skagit County, WA

Comments: Uncommon, but dense on microcrustacean host; cells may release from host when stressed, then resemble Euglena except for the absence of chlorophyll on apical portion of cell where it attaches to host

Phylum: Euglenozoa

Taxon: Colacium sp.

Authority: Ehrenberg

Site: Small pond on trail to Dock Butte, Skagit County, WA

Comments: Uncommon, but dense on microcrustacean host; cells may release from host when stressed, then resemble Euglena except for the absence of chlorophyll on apical portion of cell where it attaches to host

Phylum: Euglenozoa

Taxon: Colacium sp.

Authority: Ehrenberg

Site: Pass Lake, Island County, WA

Comments: Uncommon, but dense on microcrustacean host; cells may release from host when stressed, then resemble Euglena except for the absence of chlorophyll on apical portion of cell where it attaches to host

Phylum: Euglenozoa

Taxon: Colacium sp.

Authority: Ehrenberg

Site: Pass Lake, Skagit County, WA

Comments: Uncommon, but dense on microcrustacean host; cells may release from host when stressed, then resemble Euglena except for the absence of chlorophyll on apical portion of cell where it attaches to host

Phylum: Euglenozoa

Taxon: Colacium vesiculosum

Authority: Ehrenberg

Site: Tennant Lake, Whatcom County, WA

Comments: Uncommon, but dense on microcrustacean host; cells may release from host when stressed, then resemble Euglena except for the absence of chlorophyll on apical portion of cell where it attaches to host

Phylum: Euglenozoa

Taxon: Colacium sp.

Authority: Ehrenberg

Site: Tennant Lake, Whatcom County, WA

Comments: Uncommon, but dense on microcrustacean host; cells may release from host when stressed, then resemble Euglena except for the absence of chlorophyll on apical portion of cell where it attaches to host

Phylum: Euglenozoa

Taxon: Colacium sp.

Authority: Ehrenberg

Site: Hoag Pond, Whatcom County, WA

Comments: Uncommon, but dense on microcrustacean host; cells may release from host when stressed, then resemble Euglena except for the absence of chlorophyll on apical portion of cell where it attaches to host

Phylum: Euglenozoa

Taxon: Colacium sp.

Authority: Ehrenberg

Site: Crabapple Lake, Snohomish County, WA

Comments: Uncommon, but dense on microcrustacean host; cells may release from host when stressed, then resemble Euglena except for the absence of chlorophyll on apical portion of cell where it attaches to host