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 Claparède & 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.
No comments:
Post a Comment
Markup Key:
- <b>bold</b> = bold
- <i>italic</i> = italic
- <a href="http://www.fieldofscience.com/">FoS</a> = FoS