Luticola uruguayensis has a similar valve outline and size range, but has a rectangular central area and lower stria density. Luticola minor is distinguished by its considerably smaller size range.

LM scalebar = 10 µm
Boy1041  Navmobiliensis Epitype 2 Gc44458 110815 05A Rev Gc53230B 23 Cl Rev Gc53230B 15 Cl Rev Gc53230B 25 Cl Rev
Length Range
52.8-84.9 µm
Width Range
17.6-22.6 µm
Striae in 10 µm
13-14 in the center valve, 12-16 at the ends

Luticola minor

(R.M.Patrick) Mayama in Mayama and Kawashima 1998

Luticola minor LM1 Luticola minor LM2 Gc44458 110815 07 Rev Gc2955 110915 05 Rev Gc49734A 110715 02 Rev Gc44458 110815 01 Rev Luticola minor LM3
Length Range
23.9-48.9 µm
Width Range
9.1-13.2 µm
Striae in 10 µm

Also compare to

Luticola uruguayensis

Metzeltin et al. 2005