A Roundup of the Week July 6-12

BOWLING—SCOTT DEVERS defeated Marc McDowell 234-206 to win the PBA Miller Lite Challenge and $23,000, in Tucson.

BOXING—JEFF FENECH of Australia retained his WBC super bantamweight championship with a fifth-round TKO of Greg Richardson of the United States, in Sydney.

Lupe Aquino of Mexico won the WBC super welterweight title with a unanimous 12-round decision over Duane Thomas of the U.S., in Bordeaux, France.

CYCLING—After the 11th stage of the 74th men's Tour de France, Martial Gayant of France retained the leader's yellow jersey by completing the 130-mile course from Brive-la-Gaillarde to Bordeaux in 5:46.21. Gayant led compatriot Charles Mottet in the overall standings by 22 seconds. Roberta Bonanomi of Italy held a 41-second lead over teammate Maria Canins following the fourth stage of the fourth women's Tour. Bonanomi retained her yellow jersey after completing the 32-mile course from Castillon-la-Bataille to Bordeaux in 1:13.44 (page 54).

GOLF—GARY PLAYER'S final-round 66 gave him a 72-hole total of 270, 14 under par; a six-stroke victory over Doug Sanders; and the U.S. Senior Open championship, in Fairfield, Conn. First prize was $47,000 (page 18).

Mark McCumber won the Anheuser-Busch Classic in Williamsburg, Va., and a $110,160 check, by one stroke over Bobby Clampett, shooting a final-round 66 for a 72-hole 267,17 under par.

Jody Rosenthal won the LPGA du Maurier Classic in Laval, Que., shooting a final-round 66 for a 72-hole, 16-under-par 272. She defeated Ayako Okamoto by two strokes to win the $60,000 top prize.

HORSE RACING—LOST CODE ($3), ridden by Gene St. Leon, won the Arlington Classic at Arlington Park by 2½ lengths over Gem Master and collected a $99,090 winner's purse. The 3-year-old ran the 1‚Äö√Ñ√∂‚àö√±‚àö¬µ miles in 1:49[3/5].

Waquoit ($5.80), with Chris McCarron in the saddle, won the Michigan Mile at the Ladbroke-Detroit Race Course by 7½ lengths over Purple Mountain. The 4-year-old ran the 1‚Äö√Ñ√∂‚àö√±‚àö¬µ miles in 1:50 to earn a $150,000 purse.

MOTOR SPORTS—NIGEL MANSELL of England, in a Williams-Honda, became the first Formula One racer since Jim Clark in 1965 to win consecutive British Grand Prix titles when he rallied in the final two laps to defeat Nelson Piquet of Brazil, also in a Williams-Honda, by 1.918 seconds. Mansell completed the 65-lap, 192.985-mile event on the 2.97-mile Silverstone circuit in 1:19:11.780, at an average speed of 147.058 mph.

TENNIS—MATS WILANDER of Sweden defeated countryman Kent Carlsson 7-6, 6-1 to win the U.S. Pro Championship in Brookline, Mass., and the $39,440 top prize.

Emilio Sanchez of Spain won the Swiss Open in Gstaad and $40,000 by beating Ronald Agenor of Haiti 6-2, 6-3, 7-6.

Kathy Horvath of the United States defeated Bettina Bunge of West Germany 6-1, 7-6 to win the Belgium Open in Knokke Le Zoute. Horvath's victory was worth $15,000.

WORLD UNIVERSITY GAMES—After the first week of competition in Zagreb, Yugoslavia, the Soviet Union had won 39 medals, including 15 golds, while the United States was third with 21 medals, 5 of them gold. YURI KOROLEV of the U.S.S.R. won four gold medals in men's gymnastics and sparked the Soviets to the men's all-around team championship. After leading the Soviet women gymnasts to the team title, ELENA SHOUSHOUNOVA won five individual gold medals for a Games-high six. She swept the all-around by scoring perfect 10's in three events and a 9.9 in a fourth, then coasted to first-place finishes in four individual finals: the uneven bars, the vault, the balance beam and the floor exercise. The top swimmer was 18-year-old quadruple gold medalist NOEMI LUNG of Romania, who won the 400-meter individual medley (4:42.95) and the 200 freestyle (2:00.89) and established Games records in the 400 freestyle (4:10.84) and the 200 IM (2:15.64). In men's basketball, the U.S. crushed Belgium 98-57, then squeaked past Spain 83-82 in the quarterfinals when guard Troy Lewis of Purdue sank two free throws with one second left.

YACHTING—MERLIN, a 66-foot sloop skippered by Skip Stevely, earned first-to-finish honors in the Transpacific race from Los Angeles to Honolulu, completing the 2,225-nautical-mile course in 8 days, 12 hours and 40 seconds.

New Zealand, skippered by David Barnes, was declared the winner of the world 12-meter championship in Porto Cervo, Sardinia, after a protest jury upheld the New Zealand crew's contention that Bengal of Australia, the apparent winner, had used an irregular maneuver to claim the third race of their best-of-three final.

MILEPOSTS—CHARGED: By prosecutors in Los Angeles, MIKE TYSON, 21, the WBA and WBC heavyweight champion, with one misdemeanor count of assault with a deadly weapon—his hands—and one count of battery, also a misdemeanor, after he allegedly bloodied the lip and nose of a 20-year-old parking lot attendant during a June 21 scuffle outside the Greek Theater in Hollywood. Tyson will be arraigned in Los Angeles County Municipal Court on July 30, two days before his scheduled bout in Las Vegas with IBF champion Tony Tucker for the undisputed heavyweight title.

NAMED: RICK PITINO, 34, as coach of the New York Knicks, replacing Bob Hill, who was fired in April. In two seasons as coach at Providence, Pitino had a 42-23 record and guided the Friars to the 1987 Final Four.

RETIRED: DIETER BROCK, 36, after 13 years as a quarterback with Winnipeg and Hamilton of the CFL and with the L.A. Rams of the NFL. Brock was named the CFL's Most Valuable Player in 1980 and '81. In 1985, his first NFL season, he completed a Rams-record 59.7% of his passes as he led L.A. to the NFC Championship.

SIGNED: To a minor league contract by the Texas Rangers, lefthanded pitcher STEVE HOWE, 29, on the day Howe became eligible to return to professional baseball after a one-year suspension for drug problems. Texas assigned Howe, the National League Rookie of the Year with the Dodgers in 1980, to its Class AAA Oklahoma City farm club.

TRADED: By the Chicago Cubs, outfielder GARY MATTHEWS, 37, to the Seattle Mariners for a minor league pitcher; also by the Cubs, lefthanded pitcher STEVE TROUT, 29, to the New York Yankees for three minor league pitchers.

DIED: Dr. THOMAS F. WADDELL, 49, the sixth-place finisher in the decathlon at the 1968 Olympics in Mexico City and a founder, in 1982, of the Gay Games for homosexual athletes; of complications related to AIDS; in San Francisco.