ammonites
Zeilleria elliptica Zugmayer 1882 (lamp shell)

Rhynchonellata - Terebratulida - Zeilleriidae

Alternative combination: Waldheimia elliptica

Full reference: H. Zugmayer. 1882. Untersuchungen über rhätische Brachiopoden. Beiträge zur Paläontologie und Geologie Österreich-Ungarns und des Orients 1:1-42

Belongs to Zeilleria according to M. Siblik 1998

Sister taxa: Zeilleria alpina, Zeilleria apenninica, Zeilleria astartina, Zeilleria austriaca, Zeilleria bukowski, Zeilleria choffati, Zeilleria cornuta, Zeilleria darwini, Zeilleria dedengensis, Zeilleria elliotti, Zeilleria hararina, Zeilleria humeralis, Zeilleria kysylrabatensis, Zeilleria latifrons, Zeilleria lingulata, Zeilleria livingstonei, Zeilleria lycetti, Zeilleria mariae, Zeilleria moisseievi, Zeilleria mutabilis, Zeilleria norica, Zeilleria perforata, Zeilleria primaria, Zeilleria quadrifida, Zeilleria repanda, Zeilleria spiculata, Zeilleria stapia, Zeilleria venusta

Ecology: stationary epifaunal suspension feeder

Average measurements (in mm): shell 20.2 x 15.5