Another term for geographic speciation is allopatric speciation. Allopatry means 'different land'.
ʌ n ʌ ð ə ɹ WORD_BOUNDARY t ɜː m WORD_BOUNDARY f ɔ ɹ WORD_BOUNDARY d̠ʒ ɪ ə ɡ ɹ æ f ɪ k WORD_BOUNDARY s p iː ʃ ɪ eɪ ʃ ə n WORD_BOUNDARY ɪ z WORD_BOUNDARY æ l ə p æ t ɹ ɪ k WORD_BOUNDARY s p iː ʃ ɪ eɪ ʃ ə n WORD_BOUNDARY æ l ɑ p ə t ɹ i WORD_BOUNDARY m iː n z WORD_BOUNDARY d ɪ f ɹ ə n t WORD_BOUNDARY l æ n d WORD_BOUNDARY