Cosmarium pseudoprotuberans Kirchner
Reference: Prescott et al. 1981
Compare with: Cosmarium contractum var. ellipsoideum
Reference: Prescott et al. 1981
Compare with: Cosmarium contractum var. ellipsoideum
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2016037-046 Front view USA (WA) Sample Robin Matthews |
2016037-046 Side view USA (WA) Sample Robin Matthews |