Miliolinella subrotunda, copyright Marek Zajaczkowski & Patrycja Jernas.

Belongs within: Miliolida.

The Miliolinellinae are a group of miliolid Foraminifera known from the Eocene to the present, characterised by a simple wall, and the presence of a broad, flat tooth or flap partially closing the aperture (Loeblich & Tappan 1964).

<==Miliolinellinae LT64
    |--Nummoloculina Steinmann 1881 LT64
    |    `--*N. contraria (d’Orbigny 1846) [=Biloculina contraria] LT64
    |--Biloculinella Wiesner 1931 LT64
    |    |--*B. labiata (Schlumberger 1891) [=Biloculina labiata] LT64
    |    `--B. globula C40
    |--Scutuloris Loeblich & Tappan 1953 [incl. Quinquinella Vella 1957] LT64
    |    |--*S. tegminis Loeblich & Tappan 1953 LT64
    |    `--S. hornibrooki (Vella 1957) [=*Quinquinella hornibrooki] LT64
    `--Miliolinella Wiesner 1931 S-VC91 [incl. Triloculinella Riccio 1950 LT64]
         |--*M. subrotunda (Montagu 1803) [=Vermiculum subrotundum] LT64
         |--M. australis (Parr 1932) S05
         |--M. californica Rhumbler 1936 S-VC91
         |--M. labiosa (d’Orbigny 1839) S05
         |--M. lamellidens [=Quinqueloculina lamellidens] C40
         |--*Triloculinella’ obliquinodus Riccio 1950 LT64
         `--M. oblonga C40

*Type species of generic name indicated


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

[LT64] Loeblich, A. R., Jr & H. Tappan. 1964. 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.

[S-VC91] Segura-Vernis, L. R., & A. L. Carreño. 1991. Foraminíferos y ostrácodos de la Laguna de La Paz, Baja California Sur, México. Inv. Mar. CICIMAR 6 (1): 195–224.

[S05] Semeniuk, T. A. 2005. Fossil foraminiferal assemblages from Pleistocene seagrass-bank deposits of the southern Perth Basin, Western Australia, and their palaeotemperature implications. Journal of the Royal Society of Western Australia 88 (4): 177–190.

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