Introduction // Material and methods // Results of analysis of taxonomical characters // The total body weight // Reduced body weight // Body length // Tail length ...15 // Length of hind foot ...16 // Length of ear ...17 // The stomach weight with contents . ...17 // Weight of digestive tract with contents ...17 // The condylobasal length of the cranium ...22 // Total cranial length ...24 // Length of splanchnocranium ...24 // Neurocranial length ...24 // Intraorbital width ...25 // Length of diastema ...25 // Length of upper row of molars M1 — M3 ...27 // Zygomatic width ...27 // Mastoid width of cranium ...29 // Smallest cranial width ...33 // Cranial height at bullae osseae ...33 // Cranial height at basisphenoid ...33 // Mandibular length ...36 // Length of the row of molars Mi — M3 of the mendible ...36 // Length of nasal bone ...38 // Rostral width ...40 // Length of bullae osseae ...40 // Length of the foramen incisivum ...40 // Length of hard plate ...41 // Basal cranial length ...43 // Volumen of the neurocranium ...43 // Discussion ...43 // Summary ...49 // ??? ...50 // Literature ...50