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Compare Gomphoneis trullata

Kociolek and Stoermer 1986

Compare

This species resembles G. rostrata, a species found in Lake Tahoe, but is much larger and has longitudinal lines more in the middle or towards the margin. In contrast, the longitudinal lines G. rostrata are positioned near the axial area.

LM scalebar = 10 µm
Gomphoneis trullata LM1 Gomphoneis trullata LM6 Gomphoneis trullata LM3 Gomphoneis trullata LM5 Gomphoneis trullata LM7 Gomphoneis trullata LM4
Length Range
30-85 µm
Width Range
11-15 µm
Striae in 10 µm
10-14

Also compare to

Gomphoneis rostrata

(Temp. and H.Perag.) Kociolek and Stoermer

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