TY - JOUR ID - zu210879 UR - http://eprints.zu.edu.ua/10879/ IS - 47 A1 - ??????, ?. ?. A1 - ??????, ?. ?. A1 - ????????, ?. ?. N2 - The existence on the territory of Ukraine of two sympatric widespread species definitely different by their chromosome number was proved based on the meiotic chromosome preparations. Besides the nominal species Pontastacus leptodactylus (Dana, 1852) with modal haploid chromosome number n = 93 we prove the existence of P. angulosus (Rathke, 1837) with n = 88. VL - 3 TI - KARYOTYPES AND MORPHOLOGICAL VARIABILITY OF CRAYFISH PONTASTACUS LEPTODACTYLUS AND P. ANGULOSUS (MALACOSTRACA, DECAPODA) AV - public EP - 210 Y1 - 2013/// PB - ???????? ???????? ??. ?.?. ???????????? ??? ??????? JF - ??????? ???????? KW - crayfish KW - Astacidae KW - Pontastacus leptodactylus KW - Pontastacus angulosus KW - karyotype KW - morphometry. SN - 0084-5604 SP - 205 ER -