Primary references

• Cienkowski, L. 1876. Über einige Rhizopoden und verwandte Organismen. Archiv für mikroskopische Anatomie 12: 15–50. BHL Reference page. 

Additional references

• Lahr, D. J., Grant, J., Nguyen, T., Lin, J. H., & Katz, L. A. (2011). Comprehensive phylogenetic reconstruction of amoebozoa based on concatenated analyses of SSU-rDNA and actin genes. PLoS One, 6(7), e22780, .
• Tekle YI, Grant J, Anderson OR, Nerad TA, Cole JC, et al. Phylogenetic placement of diverse amoebae inferred from multigene analyses and assessment of clade stability within ‘Amoebozoa’ upon removal of varying rate classes of SSU-rDNA. Molecular Phylogenetics And Evolution. 2008, 47: 339–352, .

Cienkowsky (1876)

• Cienkowski, L. 1876. Über einige Rhizopoden und verwandte Organismen. Archiv für mikroskopische Anatomie 12: 15–50. BHL Reference page. 

• I. Mit Rhizopoden verwandte Organismen
  • 3. Arachnula impatiens, nov. gen. et sp. nov.

Page (1987)

Page, F. C. (1987). The classification of ‘naked’ amoebae (Phylum Rhizopoda). Arch Protistenkd 133: 199–217, , .

Phylum Rhizopoda von Siebold, 1845

• Class 6. Filosea Leidy, 1879
  • Subclass 1. Aconchulinia de Saedeleer, 1934
    • Order 2. Cristivesiculatida n. ord.
      • Family 2. Arachnulidae n. fam.
        • Representative genus: Arachnula

Patterson, Simpson, & Rogerson, in Lee et al. (2000)

Patterson, D.J., Simpson, A.G.B. & Rogerson, A., 2000. Amoebae of uncertain affinities. In: Lee, J.J., Leedale, G.F. & Bradbury, P. An Illustrated Guide to the Protozoa. Society of Protozoologists/Allen Press: Lawrence, Kansas, U.S.A, 2nd ed., vol. 2, p. 804-827, . See Brands, S.J. (1989-2015), , and Patterson, .

• In “protozoa”
  • “amoeboid protists”
    • “amoebae of uncertain affinities”
      • 63. Family Vampyrellidae
        • 1. Genus Arachnula Cienkowski, 1876

Bass et al. (2009)

Bass D, Chao EE, Nikolaev S, Yabuki A, Ishida K, Berney C, Pakzad U, Wylezich C & Cavalier-Smith T (2009). Phylogeny of novel naked filose and reticulose Cercozoa: Granofilosea cl. n. and Proteomyxidea revised. Protist 160: 75–109.

Cercozoa

• Subphylum Endomyxa Cavalier-Smith 2002 emend
  • Class 1. Proteomyxidea* Lankester, 1885 emend.
    • Order 1. Reticulosida Cavalier-Smith. 2003 emend.
      • Family 1. Filoretidae Cavalier-Smith and Bass fam. n. (Filoreta)
    • Order 2. Aconchulinida De Saedeleer, 1934 emend.
      • Family 1. Vampyrellidae Zopf, 1885 (e.g. Vampyrella, Arachnula, Platyreta, Lateromyxa, Theratromyxa)

Adl et al. (2012)

The Revised Classification of Eukaryotes, .

• Eukaryota
  • Amoebozoa Lühe, 1913, emend. Cavalier-Smith 1998 (= Eumycetozoa Zopf 1884, emend Olive 1975)
    • Gracilipodida Lahr et al. 2011
      • Arachnula, Filamoeba, Flamella