Testate Amoebae –
Amoebozoa (Part), Stramenopiles (Part), Rhizaria (Part)

Illustrated Key for

Testate Amoebae – Amoebozoa

Tubulinea/Corycidia

Taxonomic tree according to Kang et al., 2017 (https://doi.org/10.1093/molbev/msx162)

Amorphea Adl et al., 2012
Amoebozoa Lühe, 1913, renewed definition Cavalier-Smith, 1998
● Tubulinea Smirnov et al., 2005
●● Corycidia, Kang et al., 2017

Amphizonella violacea — Amphizonella
violacea

Tubulinea/Elardia/Arcellinida/Glutinoconcha

Cylindrothecina/Cylindrifflugiidae

Taxonomic tree according to Lahr et al., 2019 (https://doi.org/10.1016/j.cub.2019.01.078)
and González-Miguéns et al., 2022 (https://doi.org/10.1016/j.ympev.2022.107557)

Amorphea Adl et al., 2012
Amoebozoa Lühe, 1913, renewed definition Cavalier-Smith, 1998
● Tubulinea Smirnov et al., 2005
●● Elardia, Kang et al., 2017
●●● Order Arcellinida Kent, 1880
●●●● Suborder Glutinoconcha Lahr et al., 2019
●●●●● Infraorder Cylindrothecina González-Miguéns et al., 2022
●●●●●● Family Cylindrifflugidae González-Miguéns et al., 2022 (only one genus)
●●●●●●● Genus Cylindrifflugia González-Miguéns et al., 2022

Cylindrifflugia acuminata — Cylindrifflugia
acuminata

Cylindrifflugia elegans — Cylindrifflugia
elegans

Cylindrifflugia lanceolata — Cylindrifflugia
lanceolata

Cylindrifflugia periurbana — Cylindrifflugia
periurbana

Tubulinea/Elardia/Arcellinida/Glutinoconcha

Excentrostoma/Centropyxidae

Taxonomic tree according to Lahr et al., 2019 (https://doi.org/10.1016/j.cub.2019.01.078)
and González-Miguéns et al., 2022 (https://doi.org/10.1016/j.ympev.2022.107557)

Amorphea Adl et al., 2012
Amoebozoa Lühe, 1913, renewed definition Cavalier-Smith, 1998
● Tubulinea Smirnov et al., 2005
●● Elardia, Kang et al., 2017
●●● Order Arcellinida Kent, 1880
●●●● Suborder Glutinoconcha Lahr et al., 2019
●●●●● Infraorder Excentrostoma Lahr et al., 2019
●●●●●● Family Centropyxidae Deflandre, 1953
●●●●●●● Genus Centropyxis Stein, 1857

Centropyxis aculeata — Centropyxis
aculeata

Centropyxis discoides — Centropyxis
discoides

Centropyxis lapponica — Centropyxis
lapponica

Centropyxis oblonga — Centropyxis
oblonga

Centropyxis spinosa — Centropyxis
spinosa

Tubulinea/Elardia/Arcellinida/Glutinoconcha

Hyalospheniformes/Hyalospheniidae

Taxonomic tree according to Lahr et al., 2019 (https://doi.org/10.1016/j.cub.2019.01.078)
and González-Miguéns et al., 2022 (https://doi.org/10.1016/j.ympev.2022.107557)

Amorphea Adl et al., 2012
Amoebozoa Lühe, 1913, renewed definition Cavalier-Smith, 1998
● Tubulinea Smirnov et al., 2005
●● Elardia, Kang et al., 2017
●●● Order Arcellinida Kent, 1880
●●●● Suborder Glutinoconcha Lahr et al., 2019
●●●●● Infraorder Hyalospheniformes Lahr et al., 2019
●●●●●● Family Hyalospheniidae Schultze, 1877 emend. Kosakyan and Lara, 2012

Gibbocarina gracilis — Gibbocarina
gracilis

Hyalosphenia elegans — Hyalosphenia
elegans

Hyalosphenia papilio — Hyalosphenia
papilio

Longinebela penardiana — Longinebela
penardiana

Longinebela tubulosa — Longinebela
tubulosa

Planocarina marginata — Planocarina
marginata

Quadrulella symmetrica — Quadrulella
symmetrica

Tubulinea/Elardia/Arcellinida/Glutinoconcha

Longithecina/Difflugiidae

Taxonomic tree according to Lahr et al., 2019 (https://doi.org/10.1016/j.cub.2019.01.078)
and González-Miguéns et al., 2022 (https://doi.org/10.1016/j.ympev.2022.107557)

Amorphea Adl et al., 2012
Amoebozoa Lühe, 1913, renewed definition Cavalier-Smith, 1998
● Tubulinea Smirnov et al., 2005
●● Elardia, Kang et al., 2017
●●● Order Arcellinida Kent, 1880
●●●● Suborder Glutinoconcha Lahr et al., 2019
●●●●● Infraorder Longithecina Lahr et al., 2019
●●●●●● Family Difflugiidae Wallich, 1864

Difflugia pyriformis — Difflugia
pyriformis

Difflugia rubescens — Difflugia
rubescens

Difflugia urceolata — Difflugia
urceolata

Difflugia ventricosa — Difflugia
ventricosa

Zivkovicia compressa — Zivkovicia
compressa

Zivkovicia spectabilis — Zivkovicia
spectabilis

Tubulinea/Elardia/Arcellinida/Glutinoconcha

Longithecina/Lesquereusiidae

Taxonomic tree according to Lahr et al., 2019 (https://doi.org/10.1016/j.cub.2019.01.078)
and González-Miguéns et al., 2022 (https://doi.org/10.1016/j.ympev.2022.107557)

Amorphea Adl et al., 2012
Amoebozoa Lühe, 1913, renewed definition Cavalier-Smith, 1998
● Tubulinea Smirnov et al., 2005
●● Elardia, Kang et al., 2017
●●● Order Arcellinida Kent, 1880
●●●● Suborder Glutinoconcha Lahr et al., 2019
●●●●● Infraorder Longithecina Lahr et al., 2019
●●●●●● Family Lesquereusiidae Jung, 1942

Lesquereusia epistomium — Lesquereusia
epistomium

Lesquereusia modesta — Lesquereusia
modesta

Lesquereusia spiralis — Lesquereusia
spiralis

Tubulinea/Elardia/Arcellinida/Glutinoconcha

Sphaerothecina/Arcellidae

Taxonomic tree according to Lahr et al., 2019 (https://doi.org/10.1016/j.cub.2019.01.078)
and González-Miguéns et al., 2022 (https://doi.org/10.1016/j.ympev.2022.107557)

Amorphea Adl et al., 2012
Amoebozoa Lühe, 1913, renewed definition Cavalier-Smith, 1998
● Tubulinea Smirnov et al., 2005
●● Elardia, Kang et al., 2017
●●● Order Arcellinida Kent, 1880
●●●● Suborder Glutinoconcha Lahr et al., 2019
●●●●● Infraorder Sphaerothecina Kosakyan, Lara and Lahr, 2016
●●●●●● Family Arcellidae Ehrenberg, 1843
●●●●●●● Genus Arcella Ehrenberg, 1832

Arcella hemisphaerica — Arcella
hemisphaerica

Galeripora arenaria — Galeripora
arenaria

Galeripora discoides — Galeripora
discoides

Tubulinea/Elardia/Arcellinida/Glutinoconcha

Sphaerothecina/Netzeliidae

Taxonomic tree according to Lahr et al., 2019 (https://doi.org/10.1016/j.cub.2019.01.078)
and González-Miguéns et al., 2022 (https://doi.org/10.1016/j.ympev.2022.107557)

Amorphea Adl et al., 2012
Amoebozoa Lühe, 1913, renewed definition Cavalier-Smith, 1998
● Tubulinea Smirnov et al., 2005
●● Elardia, Kang et al., 2017
●●● Order Arcellinida Kent, 1880
●●●● Suborder Glutinoconcha Lahr et al., 2019
●●●●● Infraorder Sphaerothecina Kosakyan, Lara and Lahr, 2016
●●●●●● Family Netzellidae Kosakyan et al., 2016, emend. Gonzales-Miguens et al, 2021
●●●●●●● Genus Netzelia Ogden, 1979

Netzelia tuberculata — Netzelia
tuberculata

Tubulinea/Elardia/Arcellinida/Glutinoconcha

Volnustoma/Heleoperidae

Taxonomic tree according to Lahr et al., 2019 (https://doi.org/10.1016/j.cub.2019.01.078)
and González-Miguéns et al., 2022 (https://doi.org/10.1016/j.ympev.2022.107557)

Amorphea Adl et al., 2012
Amoebozoa Lühe, 1913, renewed definition Cavalier-Smith, 1998
● Tubulinea Smirnov et al., 2005
●● Elardia, Kang et al., 2017
●●● Order Arcellinida Kent, 1880
●●●● Suborder Glutinoconcha Lahr et al., 2019
●●●●● Infraorder Volnustoma Lahr et al., 2019
●●●●●● Family Heleoperidae Jung, 1942
●●●●●●● Genus Heleopera Leidy, 1879

Heleopera petricola var. amethystea — Heleopera
petricola
var. *amethystea*

Tubulinea/Elardia/Arcellinida/Organoconcha

Microchlamyidae

Taxonomic tree according to Lahr et al., 2019 (https://doi.org/10.1016/j.cub.2019.01.078)
and González-Miguéns et al., 2022 (https://doi.org/10.1016/j.ympev.2022.107557)

Amorphea Adl et al., 2012
Amoebozoa Lühe, 1913, renewed definition Cavalier-Smith, 1998
● Tubulinea Smirnov et al., 2005
●● Elardia, Kang et al., 2017
●●● Order Arcellinida Kent, 1880
●●●● Suborder Organoconcha Lahr et al., 2019
●●●●● Infraorder Microchlamyiidae Ogden, 1985
●●●●●● Family Heleoperidae Jung, 1942
●●●●●●● Genus Microchlamys Cockerell, 1911