Hemisphaerammininae

Hemisphaerammina bradyi, from Brady (1884).


Belongs within: Foraminifera.

The Hemisphaerammininae are a group of agglutinated Foraminifera known from the Ordovician to the present, in which the attached test is composed of one or more subglobular or hemispherical chambers (Loeblich & Tappan 1964a).

<==Hemisphaerammininae
    |--Goatapitigba Narchi 1962 LT64a
    |    `--*G. jurara Narchi 1962 LT64b
    |--Amphicervicis Mound 1961 LT64a
    |    `--*A. elliptica Mound 1961 LT64a
    |--Saccamminis Ireland 1960 [=Saccamminoides Ireland 1956 non Geroch 1955] LT64a
    |    `--*S. multicellus (Ireland 1956) [=*Saccamminoides multicellus] LT64a
    |--Saccodendron Rhumbler 1935 LT64a
    |    `--*S. heronalleni Rhumbler 1935 [incl. S. heronalleni f. latericium Rhumbler 1935] LT64a
    |--Sagenina Chapman 1900 [=Arsagenum Rhumbler 1913, Sagenella Brady 1879 non Hall 1851] LT64a
    |    `--*S. frondescens (Brady 1879) [=*Sagenella frondescens, *Arsagenum frondescens] LT64a
    |--Tholosina Rhumbler 1895 [=Artholosum Rhumbler 1913, Pseudoplacopsilina Eimer & Fickert 1899] LT64a
    |    `--*T. bulla (Brady 1881) [=Placopsilina bulla, *Artholosum bulla, *Pseudoplacopsilina bulla] LT64a
    |--Ammopemphix Loeblich 1952 [=Urnula Wiesner 1931 non Clapar├Ęde & Lachmann 1857] LT64a
    |    |--*A. quadrupla (Wiesner 1931) [=*Urnula quadrupla] LT64a
    |    `--‘Urnula’ arctica C40
    |--Colonammina Moreman 1930 [incl. Psammoscene Thalmann 1934] LT64a
    |    |--*C. verruca Moreman 1930 LT64a
    |    `--*Psammoscene’ craterula Rhumbler 1931 LT64a
    |--Webbinelloidea Stewart & Lampe 1947 [incl. Sorosphaeroidea Stewart & Lampe 1947] LT64a
    |    |--*W. similis Stewart & Lampe 1947 LT64a
    |    `--W. polygonia (Stewart & Lampe 1947) [=*Sorosphaeroidea polygonia] LT64a
    `--Hemisphaerammina Loeblich & Tappan 1957 [incl. Fairliella Summerson 1958, Iridiella Shchedrina 1962] LT64a
         |--*H. batalleri Loeblich & Tappan 1957 LT64a
         |--H. bradyi PH03
         |--H. crassa LT64a
         |--*Fairliella’ dicantha Summerson 1958 LT64a
         `--H. marisalbi (Shchedrina 1962) [=*Iridiella marisalbi] LT64a

*Type species of generic name indicated

REFERENCES

[C40] Cushman, J. A. 1940. Foraminifera: Their classification and economic use 3rd ed. Harvard University Press: Cambridge (Massachusetts).

[LT64a] Loeblich, A. R., Jr & H. Tappan. 1964a. Sarcodina: chiefly “thecamoebians” and Foraminiferida. In: Moore, R. C. (ed.) Treatise on Invertebrate Paleontology pt C. Protista 2 vol. 1. The Geological Society of America and The University of Kansas Press.

[LT64b] Loeblich, A. R., Jr & H. Tappan. 1964b. Sarcodina: chiefly “thecamoebians” and Foraminiferida. In: Moore, R. C. (ed.) Treatise on Invertebrate Paleontology pt C. Protista 2 vol. 2. The Geological Society of America and The University of Kansas Press.

[PH03] Pawlowski, J., M. Holzmann, J. Fahrni & S. L. Richardson. 2003. Small subunit ribosomal DNA suggests that the xenophyophorean Syringammina corbicula is a foraminiferan. Journal of Eukaryotic Microbiology 50: 483–487.

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