Strophomenata - Strophomenida - Rafinesquinidae
Alternative combination: Leptaena praequatis
Full reference: K.h. S. Rozman. 1977. New Orthida and Strophomenida from the Upper Ordovician of Mongolia. Paleontologicheskii Zhurnal 3:83-97
Belongs to Leptaena according to Kh. S. Rozman 1977
See also Ariunchimeg 2009
Sister taxa: Leptaena (Leptaena), Leptaena (Ygdrasilomena), Leptaena acuticuspidata, Leptaena aequalis, Leptaena alliku, Leptaena amelia, Leptaena analogaeformis, Leptaena arberae, Leptaena argentina, Leptaena borghiana, Leptaena boyaca, Leptaena contermina, Leptaena convexa, Leptaena cooperi, Leptaena croma, Leptaena crypta, Leptaena cryptoides, Leptaena dejecta, Leptaena delicata, Leptaena electra, Leptaena ennessbe, Leptaena gibbosa, Leptaena holcrofti, Leptaena indigena, Leptaena kentuckiana, Leptaena lappa, Leptaena lappina, Leptaena lemniscata, Leptaena limbifera, Leptaena moniquensis, Leptaena nanaformis, Leptaena nassichuki, Leptaena odeon, Leptaena oklahomensis, Leptaena orhor, Leptaena parvirugata, Leptaena parvissima, Leptaena paucirugata, Leptaena poulseni, Leptaena provellerosa, Leptaena purpurea, Leptaena quadrata, Leptaena rara, Leptaena rhomboidalis, Leptaena richmondensis, Leptaena rugaurita, Leptaena rugosa, Leptaena salopiensis, Leptaena semiradiata, Leptaena sperion, Leptaena tenuissimestriata, Leptaena valida, Leptaena veldrensis, Leptaena vellerosa, Leptaena ventricosa, Leptaena ventricosa, Leptaena zeta, Leptaena ziegleri, Similoleptaena ingrica, Similoleptaena undosa, Similoleptaena crassorugata, Similoleptaena planitia, Similoleptaena friedrichi, Similoleptaena tarwanpensis, Similoleptaena pertenuis, Leptaenopoma trifidium, Orhoria lappa, Orhoria lappina, Kurnamena laterorugata, Kurnamena spumifera, Kurnamena rugosoides, Kurnamena taxilla, Kurnamena acuta, Kurnamena palmrei
Type specimen: GIN 4534/151, a shell. Its type locality is Tsagaan Del Unit 3. Right bank of Buriduin-Gol River, 4 km NE of Bor-kuduk well, which is in a Katian carbonate limestone in the Tsagaan Del Formation of Mongolia.
Ecology: stationary epifaunal suspension feeder
Distribution:
• Ordovician of Mongolia (2 collections)
Total: 2 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.