“Avatar” has maintained its awards season momentum with a nomination by the Art Directors Guild for excellence in production design in the fantasy category for Rick Carter and Robert Stromberg.

The guild unveiled the nominations Friday. Winners will be announced Feb. 13 at the ADG’s 14th annual awards ceremonies at the Beverly Hilton.

Besides “Avatar,” other nominations in the fantasy category went to Philip Ivey for “District 9,” Stuart Craig for “Harry Potter and the Half-Blood Prince,” Scott Chambliss for “Star Trek” and K.K. Barrett for “Where the Wild Things Are.”

The period film category drew noms for Jess Gonchor for “A Serious Man,” David Wasco for “Inglourious Basterds,” Mark Ricker for “Julie and Julia,” Nathan Crowley for “Public Enemies” and Sarah Greenwood for “Sherlock Holmes.”

The ADG’s contemporary film competition includes nods for Allan Cameron for “Angels & Demons,” Bill Brzeski for “The Hangover,” Karl Julisson for “The Hurt Locker,” Naomi Shohan for “The Lovely Bones” and Steve Saklad for “Up in the Air.”

The guild also unveiled noms in five TV categories. Single camera series nods went to Mark Hutman for “Glee,” Dan Bishop for “Mad Men,” Michael Wylie for “Pusing Daisies,” Suzuki Ingerslev for “True Blood” and Mark Worthington for “Ugly Betty.”

Recipients of nominations for television movie or miniseries were Yuda Acco for “Ben 10 Alien Swarm,” Kalina Ivanov for “Grey Gardens” and Michael Pickwoad for “The Prisoner.”

Contenders for best episode of a half-hour single-camera series include Keith Ian Raywood and Teresa Mastropierro for “30 Rock,” Dan Butts for “Flight of the Conchords,” Richard Berg for “Modern Family,” Michael Gallenberg for “The Office” and Joseph P. Lucky for “Weeds.”

Nominees for best episode of a multi-camera, variety or unscripted series are John Shaffner for “The Big Bang Theory,” R. Brandt Daniels for “The Jay Leno Show,” John Janavs for “Hell’s Kitchen,” Stphan Olson for “How I Met Your Mother” and Eugene Lee, Akira Yoshimura and Keith Ian Raywood for “Saturday Night Live.” Brian Stonestreet and Steve Bass took a nomination for the “51st Annual Grammy Awards” in the awards, music or game shows category. Stonestreet also received a nod for “66th Annual Golden Globes” while Bass took another for “61st Annual Emmy Awards; other nomds in the category went to Anne Brahic for “2009 CMT Music Awards” and Renee Hoss-Johnson for “Wheel of Fortune.”