The family was formally established by
Hartmut Nordsieck in 1987 based on distinct morphological characteristics of the species that set its members apart from related groups. The species
Averellia coactiliata was previously described by
Gérard Paul Deshayes in 1839 and the genus
Trichodiscina was established by
Eduard von Martens in 1892. The following two
subfamilies have been recognized in the
Taxonomy of Bouchet & Rocroi (2005): •
Miraverelliinae Schileyko, 1991 •
Miraverellia H. B. Baker, 1922 •
Miraverellia inflata F. G. Thompson, 1959 •
Miraverellia sargi Crosse & P. Fischer, 1872 •
Miraverellia sumichrasti Crosse & P. Fischer, 1872 •
Miraverellia verdensis Dall, 1910 •
Averellia Ancey, 1887 •
Averellia coactiliata Deshayes, 1839 •
Averellia macneili Crosse, 1873 •
Trichodiscininae H. Nordsieck, 1987 •
Trichodiscina E. von Martens, 1892 •
Trichodiscina suturalis L.Pfeiffer, 1846 •
Trichodiscina cordovana L.Pfeiffer, 1857 •
Trichodiscina hinkleyi Pilsbry, 1920 •
Trichodiscina sinaloa Pilsbry, 1954 == References ==