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Total Categories: 5
Enneabatrachus is a currently living genus of frogs.
Answer: False
Enneabatrachus is an extinct genus of prehistoric frogs, meaning it represents a group of frog species that no longer exist today.
Enneabatrachus hechti is estimated to have weighed approximately 50 grams when alive.
Answer: False
Based on the fossil evidence, Enneabatrachus hechti is estimated to have weighed only a few grams during its lifetime.
Enneabatrachus belongs to the taxonomic order Anura, which includes salamanders.
Answer: False
The taxonomic order Anura includes frogs and toads, not salamanders. Salamanders belong to the order Caudata.
The family Alytidae, to which Enneabatrachus belongs, includes species commonly known as midwife toads.
Answer: True
The family Alytidae indeed includes species commonly known as midwife toads and painted frogs, suggesting a potential evolutionary relationship for Enneabatrachus.
The classification 'Class Amphibia' means Enneabatrachus was a type of marine reptile.
Answer: False
The classification 'Class Amphibia' places Enneabatrachus among cold-blooded vertebrates that typically live part of their lives in water and part on land, such as frogs, toads, salamanders, and newts, not marine reptiles.
The phylum Chordata includes animals that lack a backbone.
Answer: False
The phylum Chordata includes animals possessing a notochord at some stage of development, which encompasses all vertebrates (animals with backbones), not animals that lack them.
Enneabatrachus is classified within the Kingdom Plantae.
Answer: False
Enneabatrachus is classified within the Kingdom Animalia, not Plantae, indicating it was a multicellular organism that consumed other organisms.
What is Enneabatrachus?
Answer: An extinct genus of prehistoric frogs.
Enneabatrachus is an extinct genus of prehistoric frogs, meaning it represents a group of frog species that no longer exist today.
What was the estimated live weight of Enneabatrachus hechti?
Answer: Only a few grams
Based on the fossil evidence, Enneabatrachus hechti is estimated to have weighed only a few grams during its lifetime.
Which taxonomic order does Enneabatrachus belong to, indicating it was a type of frog or toad?
Answer: Anura
The order Anura is the classification for all frogs and toads, indicating that Enneabatrachus was a type of frog.
The family Alytidae, which includes Enneabatrachus, is also known for which common group of amphibians?
Answer: Midwife toads and Painted frogs
The family Alytidae indeed includes species commonly known as midwife toads and painted frogs, suggesting a potential evolutionary relationship for Enneabatrachus.
Which of the following correctly identifies the phylum Enneabatrachus belongs to?
Answer: Chordata
Enneabatrachus belongs to the Phylum Chordata, which includes animals possessing a notochord at some stage of development, encompassing all vertebrates.
What does the classification 'Kingdom Animalia' imply about Enneabatrachus?
Answer: It was a multicellular organism that consumed other organisms.
Placing Enneabatrachus in the Kingdom Animalia signifies that it was a multicellular, eukaryotic organism that obtains energy by consuming other organisms and is typically capable of movement.
What does the classification 'Phylum Chordata' indicate about Enneabatrachus?
Answer: It had a notochord at some stage of development.
The phylum Chordata includes animals possessing a notochord at some stage of development, a group that encompasses all vertebrates, including amphibians like Enneabatrachus.
Fossils attributed to Enneabatrachus have been found in both North America and Africa.
Answer: True
Fossils attributed to the genus Enneabatrachus have been discovered in the Morrison Formation in the United States (North America) and the Ksar Metlili Formation in Morocco (Africa).
The fossils of E. hechti were recovered from stratigraphic zone 3 of the Morrison Formation.
Answer: False
The remains of E. hechti have been recovered from stratigraphic zone 5 of the Morrison Formation.
A fossilized femur belonging to Enneabatrachus was discovered at Quarry 9 of Como Bluff, Wyoming.
Answer: False
The fossil recovered from Quarry 9 of Como Bluff in Wyoming was an ilium, not a femur.
The ilium specimen of Enneabatrachus found at Como Bluff was relatively large, measuring several centimeters.
Answer: False
The ilium specimen discovered at Como Bluff was notably small, measuring only a few millimeters in length.
Dinosaur National Monument is another US site where Enneabatrachus fossils have been found.
Answer: True
Another specimen of Enneabatrachus was reported from Dinosaur National Monument, indicating a wider distribution within the Morrison Formation.
Fossils found in Morocco were definitively identified as Enneabatrachus hechti.
Answer: False
Indeterminate specimens of Enneabatrachus have been recovered from Morocco, meaning they could be identified as belonging to the genus but not definitively to a specific species.
The Morrison Formation is associated with Enneabatrachus fossils and dates primarily to the Early Cretaceous.
Answer: False
The Morrison Formation is significant because it dates to the Late Jurassic period, the earlier part of Enneabatrachus's known existence, not primarily the Early Cretaceous.
The Ksar Metlili Formation in Morocco spans the entire temporal range of Enneabatrachus discoveries in that region.
Answer: True
The Ksar Metlili Formation is important as it spans from the Late Jurassic to the Early Cretaceous, covering the full temporal range where Enneabatrachus fossils have been found in Morocco.
Enneabatrachus fossils have been found in the Ksar Metlili Formation, located in Europe.
Answer: False
The Ksar Metlili Formation, where Enneabatrachus fossils have been found, is located in Morocco, Africa, not Europe.
In which two countries have fossils attributed to the genus Enneabatrachus been discovered?
Answer: United States and Morocco
Fossils attributed to the genus Enneabatrachus have been discovered in the Morrison Formation in the United States and the Ksar Metlili Formation in Morocco.
From which specific stratigraphic zone within the Morrison Formation were E. hechti fossils recovered?
Answer: Stratigraphic zone 5
The remains of E. hechti have been recovered from a geological layer identified as stratigraphic zone 5 within the Morrison Formation.
What type of fossil bone was found at Quarry 9 of Como Bluff, Wyoming, belonging to Enneabatrachus?
Answer: Ilium
The fossil recovered from Quarry 9 of Como Bluff in Wyoming was an ilium, which is a bone forming part of the pelvis.
How large was the ilium specimen of Enneabatrachus found at Como Bluff?
Answer: Approximately a few millimeters long
The ilium specimen discovered at Como Bluff was notably small, measuring only a few millimeters in length.
Which of the following is not a geological formation or specific quarry site where Enneabatrachus fossils have been found?
Answer: Dinosaur National Monument
While fossils have been found within Dinosaur National Monument, it is a national park rather than a specific geological formation or quarry site like the Morrison Formation, Ksar Metlili Formation, or Como Bluff.
The reference to 'Jurassic West: The Dinosaurs of the Morrison Formation and Their World' suggests that Enneabatrachus is discussed in the context of:
Answer: The paleontology and environment of the Morrison Formation.
This reference indicates that Enneabatrachus is discussed within a broader work focusing on the paleontology of the Morrison Formation, placing it within the context of the dinosaurs and the environment of that ancient landscape.
What is the significance of stratigraphic zone 5 in relation to E. hechti fossils?
Answer: It is a specific layer within the Morrison Formation used for dating and context.
Stratigraphic zone 5 refers to a specific layer within the Morrison Formation, helping paleontologists to accurately date the fossils found within it and understand the depositional environment at the time.
Which specific fossil bone was found at Quarry 9 of Como Bluff, Wyoming, belonging to Enneabatrachus?
Answer: An ilium
The fossil recovered from Quarry 9 of Como Bluff in Wyoming was an ilium, which is a bone forming part of the pelvis.
The discovery of 'indeterminate specimens' in Morocco suggests what about Enneabatrachus's distribution?
Answer: Its range extended to North Africa.
The discovery of indeterminate specimens in Morocco indicates that the genus Enneabatrachus had a geographical range that extended to North Africa.
Enneabatrachus lived exclusively during the Late Jurassic epoch.
Answer: False
Enneabatrachus existed during the Late Jurassic epoch and extended into the Early Cretaceous epoch, with its specific temporal range noted as Kimmeridgian to Berriasian.
The Kimmeridgian-Berriasian geological range spans approximately 152 to 140 million years ago.
Answer: True
The Kimmeridgian-Berriasian range provides a specific timeframe, approximately 152 to 140 million years ago, covering the final part of the Late Jurassic and the initial part of the Early Cretaceous.
The genus Enneabatrachus is known to have existed only during the Early Cretaceous.
Answer: False
Enneabatrachus existed during both the Late Jurassic and Early Cretaceous epochs, not exclusively during the Early Cretaceous.
Which geological epochs encompass the time period when Enneabatrachus lived?
Answer: Late Jurassic and Early Cretaceous
Enneabatrachus existed during the Late Jurassic epoch and extended into the Early Cretaceous epoch, with its specific temporal range noted as Kimmeridgian to Berriasian.
The Morrison Formation is significant for paleontological research primarily because it:
Answer: Preserves a diverse array of fossils from the Late Jurassic period.
The Morrison Formation is renowned for preserving a diverse array of fossils from the Late Jurassic period, including numerous dinosaur species and other ancient life forms, providing crucial insights into ecosystems of that era.
The Ksar Metlili Formation is important for understanding Enneabatrachus because it:
Answer: Provides evidence of the genus's existence during the Late Jurassic and Early Cretaceous.
The Ksar Metlili Formation is important as it spans from the Late Jurassic to the Early Cretaceous, covering the full temporal range where Enneabatrachus fossils have been found in Morocco.
The temporal range Kimmeridgian-Berriasian is significant because it:
Answer: Represents the time from the Late Jurassic to the Early Cretaceous.
The Kimmeridgian-Berriasian range provides a specific timeframe, approximately 152 to 140 million years ago, covering the final part of the Late Jurassic and the initial part of the Early Cretaceous.
The name Enneabatrachus is derived from Greek, meaning 'Quarry nine frog'.
Answer: True
The name Enneabatrachus translates from Greek to "Quarry nine frog," likely referencing the location where early specimens were discovered.
Enneabatrachus hechti is the only species recognized within the Enneabatrachus genus.
Answer: False
While Enneabatrachus hechti is the type species, the existence of 'indeterminate specimens' suggests the possibility of other species or variations within the genus.
The species Enneabatrachus hechti was named by paleontologists Susan E. Evans and Angela Milner.
Answer: True
The species Enneabatrachus hechti was formally described and named by paleontologists Susan E. Evans and Angela Milner.
Enneabatrachus hechti was formally described and named in the 20th century.
Answer: True
Enneabatrachus hechti was formally described and named in the year 1993, which falls within the 20th century.
The term 'indeterminate specimens' means the fossils were too fragmented to be identified at all.
Answer: False
The term 'indeterminate specimens' suggests that while the fossils are recognizable as belonging to the genus, they lack sufficient distinguishing features to be classified into a specific species.
The citation by Evans and Milner (1993) is the primary source for the original description of Enneabatrachus hechti.
Answer: True
The 1993 publication by Evans and Milner represents the original scientific description of Enneabatrachus and its type species, Enneabatrachus hechti.
In taxonomy, what does the term 'type species' signify?
Answer: False
The term 'type species' means that it is the specific species upon which the definition and characteristics of the entire genus are based, not necessarily the oldest.
What is the literal meaning of the name Enneabatrachus?
Answer: Quarry nine frog
The name Enneabatrachus translates from Greek to "Quarry nine frog," likely referencing the location where early specimens were discovered.
What is the type species of the genus Enneabatrachus?
Answer: Enneabatrachus hechti
The type species, which serves as the defining example for the genus, is Enneabatrachus hechti.
Who were the scientists responsible for the formal description of Enneabatrachus hechti?
Answer: Evans and Milner
The species Enneabatrachus hechti was formally described and named by paleontologists Susan E. Evans and Angela Milner.
In what year was Enneabatrachus hechti formally described in scientific literature?
Answer: 1993
Enneabatrachus hechti was formally described and named in the year 1993.
What does the term 'indeterminate specimens' imply about the Moroccan fossils of Enneabatrachus?
Answer: They belonged to the genus but could not be assigned to a specific species.
The term 'indeterminate specimens' suggests that while the fossils found in Morocco are recognizable as belonging to the genus Enneabatrachus, they lack sufficient distinguishing features to be classified into a specific species.
What does the term 'extinct genus' mean for Enneabatrachus?
Answer: The entire lineage, including all its species, has died out.
An 'extinct genus' signifies that Enneabatrachus represents a group of related species, none of which survived to the present day; the entire lineage has died out.
The dagger symbol (†) next to a genus or species name indicates that it is a recently discovered organism.
Answer: False
The dagger symbol (†) is a standard notation in taxonomy used to indicate that the genus or species is extinct.
The 'See also' section in the source article provides links to related paleontological topics.
Answer: True
The 'See also' section typically provides links to related topics, such as the Paleontology portal, prehistoric amphibians, and specific fossil sites like the Morrison Formation, offering avenues for further learning.
The Wikidata identifier for Enneabatrachus hechti is 4964799.
Answer: False
The source indicates that 4964799 is the GBIF identifier for Enneabatrachus hechti, while its Wikidata identifier is Q5379140.
The stub notice indicates that the article about Enneabatrachus is comprehensive and complete.
Answer: False
A stub notice signifies that an article is incomplete and serves as a basic outline, suggesting that more information can be added.
The Paleobiology Database identifier for Enneabatrachus hechti is 53192.
Answer: True
The Paleobiology Database identifier for Enneabatrachus hechti is indeed 53192, linking it to comprehensive paleontological data.
What does the dagger symbol (†) typically signify in scientific taxonomy?
Answer: A species that is extinct.
The dagger symbol (†) is a standard notation in taxonomy used to indicate that the genus or species is extinct.
Which of the following is a correct identifier for Enneabatrachus hechti from the provided list?
Answer: Open Tree of Life: 4133714
The source lists the Open Tree of Life identifier for Enneabatrachus hechti as 4133714. Other listed identifiers include Wikidata: Q5379140, GBIF: 4964799, and Paleobiology Database: 53192.
Which of the following is NOT a listed identifier for Enneabatrachus hechti?
Answer: 1993
The year 1993 is when Enneabatrachus hechti was described; it is not a database identifier. Listed identifiers include Wikidata: Q5379140, GBIF: 4964799, and Paleobiology Database: 53192.