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Compare Humidophila perpusilla

(Grunow) R.L.Lowe, Kociolek, J.R.Johans., Van de Vijver, Lange-Bert. and Kopalová 2014

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Humidophila contenta has concave valve margins. Nupela elegantula has a narrower axial area and lacks a raphe on one of one valve.

LM scalebar = 10 µm
Humidophila Perpusilla Nh10063 A 121117 26 C Humidophila Perpusilla Nyhp001 A 121417 15 C Humidophila Perpusilla Nh10063 A 121117 60 C Humidophila Perpusilla Vt10094 A 111017 48 C Humidophila Perpusilla Me10009 B 101317 137 C Humidophila Perpusilla Me10043 A 110117 48 C
Length Range
9.7-17.7 µm
Width Range
3.7-4.7 µm
Striae in 10 µm
32-36

Humidophila contenta

(Grunow) Lowe et al. 2014

Humidophila contenta LM1 Humidophila contenta LM3 Denewcas63 Housecreek23 Humidophila contenta LM5 Denewcas3B
Length Range
6.0-12.1 µm
Width Range
2.4-2.6 µm
Striae in 10 µm
36-38

Nupela elegantula

Potapova 2011

Nupela elegantula LM1 Nupela elegantula LM4 Nupela elegantula LM2 Nupela elegantula LM3 Nupela elegantula LM5
Length Range
12-26 µm
Width Range
3.1-4.0 µm
Striae in 10 µm
34-38

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