Halenia is a genus of recent discorbacean foraminifera. It contains only one species, Halenia legrandi The test is free, a low trochspire with a rounded periphery; wall calcareous, monolamellar. Chambers are subglobular, all visible on spiral side, only last volution visible on umbilical side; final chamber with an umbilical flap. Sutures are depressed, radial on umbilical side, curved to sinuate on spiral side, with sutural slits on both sides.
Halenia legrandi | |
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Scientific classification | |
Domain: | Eukaryota |
Clade: | Diaphoretickes |
Clade: | SAR |
Phylum: | Retaria |
Subphylum: | Foraminifera |
Class: | †Fusulinata |
Order: | †Endothyrida |
Family: | †Mstiniidae |
Genus: | †Halenia Conil, 1980[1] |
Species: | †H. legrandi
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Binomial name | |
†Halenia legrandi |
References
edit- ^ a b Conil, R. (1980). Note sur quelques foraminifères du Strunien et du Dinantien d'Europe occidentale. Annales de la Société géologique de Belgique. 103: 43-53., available online at http://popups.ulg.ac.be/0037-9395/index.php?id=4041 page(s): p. 45
- A. R. Loeblich and H. Tappan, 1964. Sarcodina Chiefly "Thecamoebians" and Foraminiferida; Treatise on Invertebrate Paleontology, Part C Protista 2. Geological Society of America, Boulder, Colo.
- A. R. Loeblich and H. Tappan, 1988. Forminiferal Genera and their Classification. Van Nostrand Reinhold.