In the past decades, many really weird dinosaurs have been discovered. Although they are well-documented in the scientific literature, they have been little known outside the scientific community… until now.
Gryposaurus notabilis

Name Means: “Hook-Nosed Lizard”Length: 33 feet (10 m)Pronounced: grip-o-Saw-rusWeight: 2 tons (1,800 kilos)When it lived: Late Cretaceous – 84 MYAWhere found: Alberta, Canada
Bonitasaura salgadoi

Name Means: “Bonita Reptile”Length: 30 feet (9 meters)Pronounced: BE-ni-TE -SAWR-usWeight: 40,000 lbs (18 met. tons)When it lived: Late Cretateous – 65 MYAWhere found: Patagonia, Argentina
Carnotaurus sastrei

Name Means: “Flesh-eating Bull”Length: 24 Feet (7.5m)Pronounced: car-no-tore –usWeight: 1 ton (960 kilos)When it lived: Middle Cretaceous – 115 MYAWhere found: Patagonia, Argentina
Centrosaurus apertus

Name Means: “Pointed Lizard”Length: 20 feet (6 m)Pronounced: Sen-tro-Sore-usWeight: 15 tons (13,600 kilos)When it lived: Late Cretaceous – 75 MYAWhere found: Alberta, Canada
Ceratosaurus nasicornis

Name Means: “Horned Lizard”Length: 20 feet (6 m)Pronounced: sair-AT-o-Saw-rusWeight: 1 ton(1,000 kilos)When it lived: Late Jurassic – 150 MYAWhere found: Colorado and Utah, USA; Africa
Corythosaurus casuarius

Name Means: “Corinthian Lizard”Length: 33 feet (10 m)Pronounced: kore-Ith-oh -Saw-rusWeight: 3.5 tons (3,200 kilos)When it lived: Late Cretaceous – 75 MYAWhere found: Alberta, Canada; Montana, USA
Cryolophosaurus ellioti

Name Means: “Frozen Crested Lizard”Length: 20 ft. (6 m)Pronounced: Cry-o-Lof-o-Saw-rusWeight: unknownWhen it lived: Early Jurassic – 190 MYAWhere found: Antarctica
Dilophosaurus wertherelli

Name Means: “Double Crested Lizard”Length: 22 feet (7 m)Pronounced: die-Loaf-o-Saw-rusWeight: 1,000 pounds (450 kilos)When it lived: Early Jurassic – 190 MYAWhere found: Arizona, USA.
Giraffatitan brancai

Name Means: “Double Crested Lizard”Length: 80 feet (25 m)Pronounced: die-Loaf-o-Saw-rusWeight: 60 tons (54,500 kilos)When it lived: Jurassic to Cretaceous – 150 MYAFamily: BrachiosauridaeWhere found: Africa
Majungasaurus

Name Means: “Flesh Bull”Length: 24 Feet (7.5m)Pronounced: car-no-Tore -usWeight: 1 ton (960 kilos)When it lived: Middle Cretaceous – 115 MYAWhere found: Madagascar, Africa
Masiakasaurus knofleri

Name Means: “Vicious Lizard”Length: 7 ft.(2 meters)Pronounced: ma-Zii-uh-kuh-Sore-usWeight: 100-200 pounds (45-90 kilos)When it lived: Late Cretaceous – 67 MYA Family: AbelisauridsWhere found: Madagascar, Africa
Monolophosaurus jiangi

Name Means: Jiang’s single-crested lizardLength: 17 ft. (5 meters)Pronounced: mono-Loaf-o-Saw-rusWeight: 1,500 pounds (700 kilos)When it lived: Middle Jurassic – 170 MYAFamily: AllosauroideaWhere found: China
Stygimoloch spinifer

Name Means: “Demon from the river Styx”Length: 10 feet (3 m)Pronounced: Stig-ee-Moe-lokWeight: 440 pounds (200 kilos)When it lived: Late Cretaceous – 70 MYAFamily: PachycephalosauridaeWhere found: Montana, Wyoming, USA
Baryonyx walkeri

Name Means: “Heavy Claw”Length: 40 feet (12 m)Pronounced: Bear-ee-On-ixWeight: 4 tons (3,600 kilos)When it lived: Early Cretaceous – 120 MYAWhere found: Surry, England
Styracosaurus albertensis

Name Means: “Spiked Lizard”Length: 18 feet (5.5 m)Pronounced: sty-Rack-o-Saw-rusWeight: 3 tons (3,000 kilos)When it lived: Late Cretaceous – 77-70 MYAFamily: CentrosaurinaeWhere found: Alberta, Canada
Tarchia gigantea

Name Means: “Gigantic Brain”Length: 26 feet (8 m)Pronounced: TAHRK-ee-uhWeight: 1.5 tons (1500 kilos)When it lived: Late CretaceousFamily: AnkylosauridaeWhere found: Mongolia
Troodon formosus

Name Means: “Tooth that wounds”Length: 6 feet (3 m)Pronounced: True-donWeight: 110 pounds (50 kilos)When it lived: Late Cretaceous – 67 MYAWhere found: Montana, USA; Alberta, Canada
Tsintaosaurus spinorhinus

Name Means: “Tsingtao Crested Lizard”Length: 33 feet (10 m)Pronounced: ching-Dow-o -SAW-rusWeight: 3 tons (2,700 kilos)When it lived: Late Cretaceous – 80 MYAWhere found: Shandong Province, China
via Dinosaur World