1. A Revision of the Classification of the Terebratelloid Brachiopoda;Allan;Rec. Canterbury Mas.,1940
2. Notes on Brachiopoda from the Pebble-Bed of the Lower Greensand of Surrey, etc;Meyer;Geol. Mag.,1864
3. Sur Iéappareil brachial de diverses Téré-bratules du Lias et du Système Oolithique inférieur;Eudes-Deslongchamps;Bull. Soc. Linn.,1884
4. BRACHIAL DEVELOPMENT AND EVOLUTION IN TEREBRATELLOID BRACHIOPODS