Expedition name:
Expedition participant(s):
Hughes, I. S.
Hughes, I.S.
1992
Mexico
Hughes, I. M.
Hughes, I.M.
1992
Mexico
Hughes, Colin E.
Hughes, C.E.; Hughes, Colin E.
1957
1989
2001
Ecuador - 1998; Guatemala - 1992; Honduras - 1992; Mexico - 1989-92; Peru - 2001
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