Here's all the ones I've seen. *=former
Special Memories Zoo*:
-Red Ruffed Lemur, Black-and-white Ruffed Lemur
-Sulawesi Crested Macaque, Booted Macaque
Binder Park Zoo:
-Ring-tailed Lemur, Collared Lemur
-Black-and-white Colobus, Black Mangabey
Brookfield Zoo:
-Common Squirrel Monkey, Goeldi's Monkey*, Tufted Capuchin, Black-handed Spider Moneky, Giant Anteater
-Northern White-cheeked Gibbon, Asian Small-clawed Otter
-Northern White-cheeked Gibbon, Bornean Organutan
-Schmidt's Red-tailed Guenon, Allen's Swamp Monkey, Angolan Colobus, Mandrill*, Pygmy Hippo*
Cincinnati Zoo:
-White-handed Gibbon, Sumatran Orangutan
-Buff-cheeked Gibbon, Northern White-cheeked Gibbon
Como Park Zoo:
-Golden Lion Tamarin, White-faced Saki, Hoffmann's Two-toed Sloth*
DeYoung Family Zoo:
-Olive Baboon, Hamadryas Baboon
-Celebes Crested Macaque*, Olive Baboon*
-Brown-headed Spider Monkey*, White-throated Capuchin*
Disney's Animal Kingdom:
-Cotton-top Tamarin, Red-footed Tortoise
Henry Vilas Zoo:
-Black-and-white Colobus*, Rock Hyrax*
-Black-and-white Ruffed Lemur, Rock Hyrax*
Lake Superior Zoo:
-Goeldi's Monkey, Gopher Tortoise
Lincoln Park Zoo:
-Black Howler Monkey, Goeldi's Monkey
-White-faced Saki, Yellow-spotted Amazon River Turtle, Golden Lion Tamarin*, Hoffmann's Two-toed Sloth*
-Pied Tamarin, Hoffmann's Two-toed Sloth*
-Allen's Swamp Monkey, Black-and-white Colobus*
Milwaukee County Zoo:
-*Goeldi's Monkey, Wattled Curassow
-*Goeldi's Monkey, Cotton-top Tamarin
-Japanese Macaque, American Mink*
-Cotton-top Tamarin, Golden Lion Tamarin
-Moholi Bushbaby, Potto*, South African Springhaas
Minnesota Zoo:
-Ring-tailed Lemur, Red Ruffed Lemur*
-Black-and-white Colobus, DeBrazza's Monkey, Red River Hog, Rock Hyrax*
-Northern White-cheeked Gibbon, Lesser Flamingo, Ringed Teal
-Bolivian Gray Titi, Red-rumped Agouti, Green Aracari*
-Golden Lion Tamarin, Southern Three-banded Armadillo*
Omaha's Henry Doorly Zoo:
-White-handed Gibbon, Asian Small-clawed Otter
-White-handed Gibbon, Baer's Pochard, Indian Crested Porcupine
-Mueller's Gibbon, Francois' Langur, Malayan Tapir
-Black-headed Spider Monkey, Malayan Tapir, White-winged Duck
-Black Howler Monkey, White-faced Whistling-Duck, Nile Softshell
-Red-backed Bearded Saki, Common Squirrel Monkey, Lowland Paca, Yellow-spotted Amazon River Turtle
-Greater Bushbaby, South African Springhaas, Brazilian Porcupine
-Potto, Greater Bushbaby, South African Springhaas, Hoffmann's Two-toed Sloth
-Night monkey sp, Red-rumped Agouti, Brazilian Porcupine, Nine-banded Armadillo, Southern Three-banded Armadillo, Screaming Hairy Armadillo
-Aye-Aye, Straw-colored Fruit Bat
-Gray Mouse Lemur, Giant Jumping Rat
-Ring-tailed Lemur, Common Brown Lemur, Mongoose Lemur
-Red Ruffed Lemur, Common Brown Lemur
-Black-and-white Ruffed Lemur, Radiated Tortoise, Collared Lemur
-Bornean Orangutan, Francois' Langur
-Bornean Orangutan, Siamang