Cryptodifflugiidae

Cryptodifflugiidae is a family of arcellinid testate amoebae.^[2]

Cryptodifflugiidae
Tests of Cryptodifflugia sp., from the Eugène Penard collection
Scientific classification
Domain:	Eukaryota
Clade:	Amorphea
Phylum:	Amoebozoa
Class:	Tubulinea
Order:	Arcellinida
Suborder:	Phryganellina
Family:	Cryptodifflugiidae Jung, 1942[1]
Genera[2]
Cryptodifflugia Cash 1904 Meisterfeldia Bobrov 2016 Wailesella Deflandre 1928

Description

Members of this family are conopodous (with conical pseudopods) amoebae with the body in a clear, usually firm, vase-shaped test, and conical pseudopods for locomotion that extend separately from the opening of the test.^[1]

Classification

The classification of the family, as of 2019:^[2]

• Infraorder Phryganellina Bovee 1985
  • Family Cryptodifflugiidae Penard 1890
    • Cryptodifflugia Cash 1904 – 23 species^[3]
    • Meisterfeldia Bobrov 2016 – 6 species^[4][5]
    • Wailesella Deflandre 1928 – 1 species^[6]

The 2022 classification places Meisterfeldia and Wailesella as Arcellinida incertae sedis, leaving Cryptodifflugia as the sole member of the family.^[7]