Folia Historico-Naturalia Musei Matraensis - A Mátra Múzeum Természetrajzi Közleményei 12. (1987)

Czájlik, P.: A Talpa romana ehiki n. subsp. leírása, koponya méreteinek biometriai elemzése

Figure 7. Rostal width/Cb functions of Talpa europaea populations. Legend: as in Fig. 5 each other in genetic isolation having been governed by differences in environ­mental factors. This view is corroborated by E. CAPANNA (1981), who showed, that the karyotype of Talpa romána stankovici differs from that of Talpa romána terra typica and Talpa romána (S-Italy). The evolution of subspecies took place much later. This is why a strong connection exist between present-day climatic con­ditions and subspecies characteristics. 3.00. Frequency distribution of skull measurements in Talpa romána ehiki . Talpa romána stankovici and the Macedonian and Hungarian population of Talpa europaea . According to the results of regression analyses and the comparision of meansit canbe concluded - in agreement with CAPANNA (1981) -, that Talpa romána stankovici is in a closer relation with Talpa romána ehiki , than with the other two Italian Talpa romána populations. The aim of this paper is the comparision of Talpa romána ehiki and the Hungarian population of Talpa europaea . This is why in further comparisions only the populations that are close to them, are included . 3.10. Frequency distribution and test of homogeneity 3.11. Frequency distribution First the frequency distribution of certain skull measurements was studied. Figure 10 shows the frequency distribution of maximal diameter of maxillar M, , the lenght of maxillar set of teeth arid rostral width in the four populations! The data indicate, that skull measurements of Talpa romána ehiki and Talpa romá­na stankovici are distributed in similar interval, and are separated from those 149

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