In a message dated 2/27/2004 8:37:36 PM US Mountain Standard Time, 
shieldx@mindspring.com writes:
I've got a different (real) SCSI card which has an HD50 connecter,
and I need some help figuring out what I need to do.
FWIW, the 25-pin SCSI connector was a common feature on older Macs (before 
Jobs' own reality distortion field affected him and he decided serial busses 
were the future

Perhaps a suitable adaptor will be found in the Mac community.