Kaszab Zoltán (szerk.): A Magyar Természettudományi Múzeum évkönyve 73. (Budapest 1981)

Szabó, J.: Lower and Middle Jurassic Gastropods from the Bakony Mountains (Hungary). Part III.: Patellacea and Trochacea (Archaeogastropoda)

Plate II. Figs. 1-2. Murcotrochus aff. subluciensis (HUDL.) : 1 = specimens on a weathered limestone surface from Somhegy, X2.4; 2 = base of another specimen, 2.3 Figs. 3-4. Eucycloscala acanthicum (UHLIG), Somhegy ; 3 = X 2.5 ; 4 = a parabolic growth line of the specimen of fig. 3., X5 Figs. 5-8. Bakonyia planapex gen. et sp. n.; 5 = holotype J 10 126, Somhegy, X2.2; 7 = another specimen showing the embryonal shell, too, X3.6; 8 = the carina around the umbilicus of the specimen of fig. 7., x6 Figs. 9-11. Adeorbisina lateumbilicata (UHLIG), Somhegy, Xl.7 Figs. 12-13. Adeorbisina procera sp. n., holotype J 10 127, Somhegy, x 1.3 Fig. 14. Ataphrus folcoi (M. GEMM.), Sümeg, X2.3 Figs. 15-16. Trochopsidea latilabra (Stol.), Kericser, Xl.2 Figs. 17-18. Trochopsidea kondai sp. n., holotype J 10 128, Xl.7 Figs. 19-20. Zircia zircensis gen. et sp. n. ; 19 = holotype J 10 129, X2.8; 20 = apertural view of another specimen, X3.1