Unionoida | Unionoidea | Unionidae | Ambleminae | Popenaiadini | Micronaias arata nominal species Unio globulosus Martens, 1900
‘Dunker, in coll.’ Martens, 1900, Biol. Centr.-Amer., Moll.: 499.
(intro'd as syn of Unio aratus Lea, 1843)
= Micronaias arata Taxonomic Opinions
+ Unio (Arotonaias) aratus Lea — Martens, 1900
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