Astronomical Applications Department, U.S. Naval Observatory thesis Page 74
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of 44 early-O type stars. Each of the galaxies is dominated by one large complex
which, in the case of HoII and IC2574, is able to produce a prodigious amount
of star formation comparable to that in much larger galaxies. Even the large,
FUV di use regions have a signi cant equivalent number of early-O type stars
present. For example, the sum total of the di use FUV ux in region 35 in HoII
is equivalent to 49 O5 V stars.