MILIOLIDAE - Acta Palaeontologica Polonica

MILIOLIDAE FROM MIOCENE OF POLAND 41
rare (Text-fig. 9). The quinqueloculine forms belong to the megalospheric I
generation (Text-fig. 8). There is only slight variation in shape and
ornamentation between the quinqueloculine and massiline groups, which
are distinctly differentiated in respect of test size according to the
proloculus diameter: the forms of the microspheric generation are the
Fig. 7. Ontogeny of Quinqueloculina anagallis sp. n., Lower Tortonian, Karsy, mega II
generation; 1-3 - MS; 4,5- QS; a front view, b apertural view, c cross-section.
lmm
~ .b
~~c~c~c~,
Fig. 8. Ontogeny of Quinqueloculina anagallis sp. n., Lower Tortonian, Karsy, mega I
generation; 1-MS; 2-5 - QS; a front view, b apertural view, c cross-section.