#p22 is U.S. phosphors, EBU is European phosphors
# g15, g18, g22 are gammas of 1.5, 1.8, and 2.2 respectively
# p22.pf is a copy of p22g1806.pf, but it's the system default profile

The following are generic monitor profiles:
EBU phosphor set
ebug1506.pf: gamma 1.5
ebug1806.pf: gamma 1.8
ebug2206.pf: gamma 2.2

P22 phosphor set
p22g1506.pf: gamma 1.5
p22g1806.pf: gamma 1.8
p22g2206.pf: gamma 2.2

SGI monitors:

Both of these profiles are for Sony Trinitron monitors.  They work
with the GDM17D11, GDM17E21, and GDM17E11 monitors

sony1606.pf:  white point: 9300, gamma table loaded with 1.7
sony1665.pf: white point: D65,  gamma table loaded with 1.8

monitor.pf is the default system profile. Currently it's the same as the
sony1606.pf profile, but this may change.

Printer profiles:
eucmyk06.pf: EuroScale CMYK 
jpcmyk06.pf: Japanese CMYK standard
swopct7c.pf: SWOP standard for coated paper
swopun06.pf: SWOP standard for uncoated paper
slide06.pf: generic film recorder with Ektrachrome

lab2pcs.pf: color space profile between Lab and the profile connection space.

These are two different profiles for PhotoCD:
phcdgr06.pf
phcdek06.pf