†Ambikella undulosina Waterhouse and Chen 2007 (lamp shell)
Rhynchonellata - Spiriferida - Ingelarellidae
Full reference: B. Waterhouse and Z. Q. Chen. 2007. Brachiopoda from the Late Permian Senja Formation, Manang area, Nepal Himalaya. Palaeontographica Abteilung A 280(1-3):1-69
Belongs to Ambikella according to B. Waterhouse and Z. Q. Chen 2007
Sister taxa: Ambikella antesulcata, Ambikella elongata, Ambikella fructiformis, Ambikella furca, Ambikella himalayanicus, Ambikella ovata
Type specimen: Its type locality is Qubu, Bed 15, which is in a Wuchiapingian marine limestone in the Qubuerga Formation of China
Ecology: stationary epifaunal suspension feeder
Average measurements (in mm): shell 16.2 x 18.2, valve 18.4 x 34.2