Vörös A. szerk.: Fragmenta Mineralogica Et Palaentologica 12. 1985. (Budapest, 1985)

EXPLANATION OF PLATE I Fig. 1. Arch, gromovi M dext. med. fr. (V.82.6) Aszód 3 Fig. 2. Arch, gromovi M sin. aboral fr. (V.

59.1120.2.) Aszód Fig. 3. Arch, gromovi M

2 dext. (V.64.903) Aszód (Photo: Zs.D. Erdokiirti) Table 1. SU Garutt & Aszód SU Garutt & Bajguseva 1981

+ Bajguseva 1981 3 M s. 3 M d. 3 M M

2 Crown length (130) (145) 25 240 203-295 (210) 9 224 197-243 Crown breadth 103 105 37 110 85-120 80 27 82 69-96 Crown height 120 (95) 17 105-147 95 6 100-122 Number of ridge plates (6) (B) 26 13 11-15

X (9) 9 10-12

X Laminar frequency in 100 mm 4 4 39 4.5 3.3-5.5 4 32 4.3 4-6 Ridge-pi ate thickness in mm 15 20 38 20.2 15.8-25.6 16 35 22.4 15.4-28. Enamel thickness in mm 4.1 4.3 36 2.6-4.4 4.0 29 2.9 2.3-3.9 + = According to my opinion, based on the size parameters, the published Arch, gromovi remains also contain more evolved forms. x = without talon