What was the original people and calendar that had the 13 zodiac signs?

Also, how were the elements incorporated into this scheme?What was the original people and calendar that had the 13 zodiac signs?
This is the Zodiac as some astrologers believe it should be:



ARIES = APRIL 19 - MAY 13

TAURUS = MAY 14 - JUNE 19

GEMINI = JUNE 20 - JULY 20

CANCER = JULY 21 - AUG 9

LEO = AUGUST 10 - SEPTEMBER 15

VIRGO = SEPTEMBER 16 - OCTOBER 30

LIBRA = OCTOBER 31 - NOVEMBER 22

SCORPIO = NOVEMBER 23 - NOVEMBER 29

OPHIUCHUS = NOVEMBER 30 - DECEMBER 17

SAGITTARIUS = DECEMBER 18 - JANUARY 18

CAPRICORN = JANUARY 19 - FEBRUARY 15

AQUARIUS = FEBRUARY 16 - MARCH 11

PISCES = MARCH 12 - APRIL 18



Read more: Ophiuchus - The 13th Sign of the Zodiac 2009What was the original people and calendar that had the 13 zodiac signs?
its a small answer shut the **** up