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Triceratops - Quiz
Contributed by: Bull
  • 1. What period did Triceratops live in?
A) Jurassic
B) Late Cretaceous
C) Early Cretaceous
D) Triassic
  • 2. How many horns did a Triceratops typically have?
A) Two
B) Four
C) Five
D) Three
  • 3. What is the meaning of the name 'Triceratops'?
A) Horned beast
B) Three-toed foot
C) Large lizard
D) Three-horned face
  • 4. How did paleontologists determine that Triceratops likely lived in herds?
A) Fossil evidence of multiple individuals found together
B) Depictions in ancient art
C) Large footprints in the same area
D) Nest sites with many eggs
  • 5. Where have most Triceratops fossils been found?
A) Australia
B) United States
C) China
D) Canada
  • 6. What type of dinosaur is Triceratops classified as?
A) Theropod
B) Sauropod
C) Ornithopod
D) Ceratopsian
  • 7. Which family of dinosaurs did Triceratops belong to?
A) Theropods
B) Sauropods
C) Ceratopsidae
D) Hadrosaurs
  • 8. Which of the following dinosaurs is closely related to Triceratops?
A) Brachiosaurus
B) Styracosaurus
C) Tyrannosaurus rex
D) Velociraptor
  • 9. What does the genus name 'Triceratops' mean?
A) 'Two-horned head'
B) 'Large frilled dinosaur'
C) 'Three-horned face'
D) 'Horned lizard'
  • 10. What is one reason for Triceratops' large bony frill and horns?
A) Used in species identification, courtship, and dominance display
B) For swimming
C) To store food
D) For digging burrows
  • 11. What was Triceratops' most likely predator?
A) Stegosaurus
B) Tyrannosaurus
C) Pteranodon
D) Velociraptor
  • 12. How many species of Triceratops are considered valid today?
A) Fifteen
B) Seventeen
C) One
D) Two, T. horridus and T. prorsus
  • 13. Who first described the genus Triceratops?
A) John Bell Hatcher
B) Edward Drinker Cope
C) Othniel Charles Marsh
D) Charles Arthur Guernsey
  • 14. What was the original name given to the first Triceratops specimen?
A) Bison alticornis
B) Agathaumas sylvestris
C) Polyonax mortuarius
D) Ceratops horridus
  • 15. Who discovered the holotype of Triceratops, YPM 1820?
A) Othniel Charles Marsh
B) John Bell Hatcher
C) Edmund B. Wilson
D) George Lyman Cannon
  • 16. What was Triceratops initially named before being recognized as its own genus?
A) Ceratops horridus
B) Polyonax mortuarius
C) Agathaumas sylvestris
D) Triceratops prorsus
  • 17. How many species of Triceratops have been named throughout history?
A) Ten
B) Two
C) Five
D) Seventeen different species
  • 18. What was one of the roles of Triceratops in popular culture?
A) Represented in medieval European art
B) Depicted in Renaissance paintings
C) Used as a symbol for ancient Greek mythology
D) Featured in numerous films and postage stamps
  • 19. What does the specific name 'horridus' mean in Latin?
A) Fierce
B) Three-horned
C) Large-skulled
D) Rough or rugose
  • 20. How many skulls did Hatcher collect between 1889 and 1891?
A) Twenty-five
B) Fifty
C) Thirty-one
D) Forty-two
  • 21. What was a key reason for separating T. prorsus and T. horridus according to Scannella and Fowler?
A) Distinctive brow horns
B) Variation in nasal horn size
C) They were separated stratigraphically within the Hell Creek Formation
D) Different skull sizes
  • 22. Which genus did Catherine Forster suggest for the distinctive skull of T. ('Nedoceratops') hatcheri?
A) Torosaurus
B) Chasmosaurus
C) A separate genus from Triceratops
D) Triceratops
  • 23. What was the estimated length of a Triceratops horridus specimen named Big John?
A) 2.5 meters (8.2 ft)
B) 8.0 meters (26.1 ft)
C) 9 meters (30 ft)
D) 6.7–7.3 meters (22–24 ft)
  • 24. How many tooth positions did the maxilla of Triceratops bear?
A) Thirty-six to forty
B) Fifteen to twenty
C) Forty-five to fifty
D) Twenty-four to thirty
  • 25. What is the name of the bone that forms the core of the top beak in Triceratops?
A) Premaxillae
B) Rostral bone
C) Nasal bone
D) Maxilla
  • 26. What is the estimated weight of a Triceratops specimen named Kelsey?
A) 3.5 metric tons (3.9 short tons)
B) Approximately 5.4 metric tons (6.0 short tons)
C) Up to 10 metric tons (11.0 short tons)
D) 7.8 metric tons (8.6 short tons)
  • 27. What is the name of the process that juts out into the nostril in Triceratops?
A) Epijugal
B) Narial strut
C) Rostral bone
D) Triangular process
  • 28. What is the name of the bone that forms a complex plate on the midline behind the premaxillae in Triceratops?
A) Rostral bone
B) Epijugal
C) Frontal bone
D) Narial strut
  • 29. What is the name of the bone that connects the head to the neck in Triceratops?
A) Occipital condyle
B) Narial strut
C) Epijugal
D) Rostral bone
  • 30. Which state has designated Triceratops as its official state dinosaur?
A) South Dakota
B) North Dakota
C) Nebraska
D) Wyoming
  • 31. What is Triceratops' official state fossil designation?
A) South Dakota
B) Wyoming
C) Montana
D) Colorado
  • 32. Which genus is represented by the undescribed animal named 'Orcomimus' in the Hell Creek Formation?
A) Dromaeosaurid
B) Troodontid
C) Ornithomimid
D) Tyrannosaurid
  • 33. Which dinosaur genus was considered to have a mix of adult and juvenile Triceratops characteristics?
A) Nedoceratops
B) Ojoceratops
C) Tatankaceratops
D) Leptoceratops
  • 34. How did the ischium of Triceratops differ from other dinosaurs?
A) It was longer than the ilium.
B) It was absent.
C) It was curved downwards.
D) It was straight and vertical.
  • 35. Which ceratopsian genus is known from the Hell Creek Formation other than Triceratops?
A) Leptoceratops
B) Acheroraptor
C) Tyrannosaurus
D) Nanotyrannus
  • 36. What was one proposed function of the Triceratops frill besides combat?
A) Regulating body temperature
B) Filtering food particles
C) Hiding from predators
D) Storing water
  • 37. Which genus is represented by the derived pachycephalosaurid Stygimoloch in the Hell Creek Formation?
A) Tyrannosaurus
B) Acheroraptor
C) Nanotyrannus
D) Pachycephalosaurus
  • 38. Which ornithopod genus is known from the Hell Creek Formation?
A) Tyrannosaurus
B) Acheroraptor
C) Nanotyrannus
D) Thescelosaurus
  • 39. Which eutherian genus is known from the Hell Creek Formation?
A) Tyrannosaurus
B) Acheroraptor
C) Cimolestes
D) Thescelosaurus
  • 40. What was Big John's estimated age at death?
A) 70 years
B) 40 years
C) Around 60 years
D) 50 years
  • 41. Which genus resembles Triceratops in geological age, distribution, anatomy, and size?
A) Pachycephalosaurus
B) Styracosaurus
C) Nedoceratops
D) Torosaurus
  • 42. What form of fossilization preserved the skin of 'Lane'?
A) Amber preservation
B) Carbonization
C) Permineralization
D) Clay templating
  • 43. Which multituberculate genus is represented in the Hell Creek Formation?
A) Tyrannosaurus
B) Thescelosaurus
C) Cimexomys
D) Acheroraptor
  • 44. What is the function of the fullers in Triceratops teeth?
A) Enhance coloration for display
B) Minimize friction during mastication
C) Store nutrients
D) Increase tooth strength
  • 45. Which American sculptor created a model of Triceratops displayed at the 1964 New York World's Fair?
A) Louis Paul Jonas
B) Edgar Rice Burroughs
C) Oliver Butterworth
D) Charles R. Knight
  • 46. Who concluded in 2011 that Nedoceratops was an aged individual of its own valid taxon?
A) Scannella
B) Longrich
C) Horner
D) Farke
  • 47. What is the phalangeal formula of a Triceratops hand?
A) 3-4-5-4-2
B) 2-2-3-3-1
C) 2-3-4-3-1
D) 3-3-4-4-2
  • 48. What is the estimated weight range for Triceratops?
A) 6–10 metric tons (6.6–11.0 short tons)
B) 4–7 metric tons (4.4–7.7 short tons)
C) 3–5 metric tons (3.3–5.5 short tons)
D) 8–12 metric tons (8.8–13.2 short tons)
  • 49. Which genus is known from teeth in the Hell Creek Formation by a single species, Richardoestesia?
A) Dromaeosaurid
B) Troodontid
C) Unknown coelurosaur
D) Tyrannosaurid
  • 50. Which genus did Longrich suggest was a synonym of Triceratops?
A) Leptoceratops
B) Tatankaceratops
C) Ojoceratops
D) Nedoceratops
  • 51. Which theropod genus from the Hell Creek Formation is a dromaeosaurid?
A) Acheroraptor
B) Tyrannosaurus
C) Ornithomimus
D) Troodon
  • 52. Which avialan genus is known from the Hell Creek Formation?
A) Acheroraptor
B) Nanotyrannus
C) Tyrannosaurus
D) Avisaurus
  • 53. Which nerve supplied the beak of ceratopsians like Triceratops?
A) Both the lateral nasal and maxillary nerves supplied the beak equally.
B) The maxillary nerve supplied the beak in all reptiles including Triceratops.
C) The lateral nasal nerve, unlike other reptiles where it's the maxillary nerve.
D) Triceratops did not have a specialized nerve for its beak.
  • 54. What was the primary diet of Triceratops?
A) Insects and small mammals
B) Low-growing vegetation
C) Fish and aquatic plants
D) Fruits and nuts
  • 55. Which genus was initially considered an ancestor of Triceratops by Henry Fairfield Osborn?
A) Centrosaurus
B) Protoceratops
C) Yinlong
D) Zuniceratops
  • 56. Which metatherian genus is found in the Hell Creek Formation?
A) Tyrannosaurus
B) Acheroraptor
C) Didelphodon
D) Thescelosaurus
  • 57. What was the length of the youngest Triceratops skull studied?
A) 38 centimeters
B) 50 centimeters
C) 45 centimeters
D) 25 centimeters
  • 58. Which pachycephalosaurian genus might be a junior synonym of Pachycephalosaurus?
A) Sphaerotholus
B) Stygimoloch
C) Edmontosaurus
D) Dracorex
  • 59. Which of the following is NOT a feature of the Triceratops skull?
A) Large parietal fenestrae
B) Single horn on the snout
C) Pair of supraorbital 'brow' horns
D) Bony frill at the rear of the skull
  • 60. Which genus did Scannella regard as an intermediate growth stage between Triceratops and Torosaurus?
A) Leptoceratops
B) Tatankaceratops
C) Ojoceratops
D) Nedoceratops
  • 61. How many tail vertebrae did Triceratops typically have?
A) About forty-five
B) Thirty
C) Twenty
D) Fifty
  • 62. Where do the neck ribs of Triceratops start to lengthen?
A) With the seventh cervical vertebra.
B) They did not lengthen.
C) With the ninth cervical vertebra.
D) From the first cervical vertebra.
  • 63. In what year did Charles Mortram Sternberg propose Triceratops as a chasmosaurine?
A) 1990
B) 2006
C) 1915
D) 1949
  • 64. Which ankylosaurian genus is possibly known from the Hell Creek Formation?
A) Nanotyrannus
B) Tyrannosaurus
C) Edmontonia
D) Acheroraptor
  • 65. In which novel by Edgar Rice Burroughs does Triceratops appear as 'Gryfs'?
A) Tarzan the Terrible
B) The Return of Tarzan
C) A Princess of Mars
D) At the Earth's Core
  • 66. In which film did Triceratops first appear in a dinosaur film?
A) Jurassic Park (1993)
B) King Kong (1933)
C) The Lost World (1925)
D) Godzilla (1954)
  • 67. What shape did the sacrum of Triceratops have in a top view?
A) Triangular
B) Rectangular
C) Circular
D) Oval
  • 68. What is the name of the bone that meets at their tips in a shared epidentary bone in Triceratops?
A) Frill bones
B) Upper jaws
C) Lower jaws
D) Skull roof bones
  • 69. In which year was a mounted Triceratops skeleton first exhibited at the Paris Exposition?
A) 1964
B) 1925
C) 1993
D) 1900
  • 70. What is the title of the 1956 children's book featuring a Triceratops hatching from a chicken egg?
A) Stellaluna
B) Charlotte's Web
C) The Enormous Egg
D) Where the Wild Things Are
  • 71. What is the name of the bone that forms a 'double' skull roof in Triceratops?
A) Premaxillae
B) Nasal bones
C) Frontal bones
D) Maxilla
  • 72. What is the name of the large ceratopsian trackway that may have been made by Triceratops?
A) Ceratopsipes goldenensis
B) Torosaurusipes goldenensis
C) Chasmosauripedia goldenensis
D) Triceratopsipes goldenensis
  • 73. Which genus was described in 2006 as the first known Jurassic ceratopsian?
A) Protoceratops
B) Zuniceratops
C) Yinlong
D) Pentaceratops
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