This revision of the subgenus Marmaraeschna includes the description of three new species: Aeshna (M.) fissifrons, A. (M.) obscura and A. (M.) brevicercia, as well as redescriptions of the previously known species, including the first description of the male of A. (M.) pallipes, a key for males and females and an updated distribution for each species.Useful characters are the presence or absence of black stripes over frontoclypeal and fronto-ocular grooves, T -spot shape, abdominal colour pattern, ventral terga contour and cerci shape.
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Muzón et al. (2001) studied this question.
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