zoogeologisthttp://www.oed.com/dictionary/zoogeologist_n%3Ftab%3Dmeaning_and_usezoogeologist, n.
Revised 2017

zoogeologistnoun

Now rare.
  1. 1844–
    An expert or specialist in zoogeology.
    1. 1844
      Similar considerations respecting the other regions in depth must occur to the zoo-geologist.
      Rep. 13th Meeting Brit. Assoc. Advancem. Sci. 1843 178
    2. 1861
      It is mainly as a zoo-geologist or palæontologist that he will take rank.
      A. Geikie, Memoir of Edward Forbes xv. 537
    3. 1979
      The attentive ‘zoo-geologist’ might deduce the probable depth zone in which the assemblage had originally lived.
      Journal Hist. Biology vol. 12 336

Originally published as part of the entry for zoo-, comb. form

zoo-, comb. form was revised in June 2017.