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Ambleminae is a subfamily of freshwater mussel in the family Unionidae. They are found throughout much of eastern North America south to Central America, although fossils are also known from Siberia. Some species have also been introduced to East Asia. They are the most speciose radiation of the Unionidae, with more than 300 species.[1][2]
Fossils of this group date back to the Late Cretaceous.[3]
The following classification is based on MolluscaBase and the MUSSEL Project database:[1][3]
Ambleminae is a subfamily of freshwater mussel in the family Unionidae. They are found throughout much of eastern North America south to Central America, although fossils are also known from Siberia. Some species have also been introduced to East Asia. They are the most speciose radiation of the Unionidae, with more than 300 species.
Fossils of this group date back to the Late Cretaceous.
小方蚌亚科（Ambleminae） 是蚌科之下的一個亞科，其物種舊屬珠蚌亞科，與 隆嵴蚌亚科（Gonideinae[1]）關係密切[2]。其物種主要棲息於北美洲大陸。
根據WoRMS，本亞科包括43個屬[3]；但根據ITIS，這些屬都可以歸入下列四個族之一，合共53個屬[4]。連同於2017年描述的Parvaspina，這54個屬分別如下：
又，WoRMS紀錄有Carunculina Simpson in Baker, 1898這個屬，但之下的12筆都被認為是 Toxolasma（英语：Toxolasma） 跟 Villosa（英语：Villosa） 這兩個屬的六個物種的異名[13]。
