Jan. 30, 1998 Contact Ross West (541) 346-2060 Calendar & Public Service Announcement EUGENE--University of Oregon geology professor Greg Retallack will present a free public lecture, "The Earth's Greatest Mid-life Crisis: Permian/Triassic Extinctions," at 7:30 p.m., Wednesday, Feb. 11 in the Auditorium at South Eugene High School, 400 E. 19th Ave. The public is invited to this presentation, the second of three in this year's "A Touch of Science--UO Public Science Lecture Series." For information, call 346-4510. -30- #P-7324/Local, Special