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Re: Fossils B/C

Posted: March 5th, 2020, 1:22 pm
by EwwPhysics
1. calamites, annularia 2. Maxon Creek (question mark?) 3. Swampy/wet 4. Carboniferous and Permian

Re: Fossils B/C

Posted: March 5th, 2020, 2:02 pm
by dchen22
EwwPhysics wrote:
March 5th, 2020, 1:22 pm
1. calamites, annularia 2. Maxon Creek (question mark?) 3. Swampy/wet 4. Carboniferous and Permian
Nice job. Your turn.

Re: Fossils B/C

Posted: March 5th, 2020, 2:59 pm
by EwwPhysics
https://lh3.googleusercontent.com/proxy ... TIDTLVA2pQ
1. ID
2. Who was this genus named after?
3. How did they eat?

4. What caused the Ordovician Mass Extinction?
5. What % of all living species died during the Ordovician Mass Extinction?

Re: Fossils B/C

Posted: March 5th, 2020, 3:08 pm
by reninkidney
EwwPhysics wrote:
March 5th, 2020, 2:59 pm
https://lh3.googleusercontent.com/proxy ... TIDTLVA2pQ
1. ID
2. Who was this genus named after?
3. How did they eat?

4. What caused the Ordovician Mass Extinction?
5. What % of all living species died during the Ordovician Mass Extinction?
1. Genus Rafinesquina
2. Constantine Rafinesque, a 19th Century naturalist
3. They were a filter/suspension feeder which ate plankton with a lophophore.
4. A glaciation event, a gamma-ray burst, volcanism & weathering, or metal poisoning.
5. 70%

Re: Fossils B/C

Posted: March 5th, 2020, 6:16 pm
by EwwPhysics
All correct, except for number five I have up to 85%, though either of ours could be off because of the unreliability of the internet... either that or scientists have estimated a range of percents it could be because they obviously don't know it exactly
Your turn!

Re: Fossils B/C

Posted: March 6th, 2020, 7:04 pm
by reninkidney
Image

1. Identify this genus.
2. What were the little pits on its cephalon used for?
3. True or False: The adult had no eyes.
Image

4. Identify this genus.
5. Where was this genus in the food chain?
6. Why did this genus fossilize easily?

Re: Fossils B/C

Posted: March 6th, 2020, 9:40 pm
by BennyTheJett
1: Cryptolithus
2:Filter Feeding
3:True
4:Elrathia
5: Are you looking for scavenger?
6:The trilobites of the Elrathia genus lived in extremely low oxygen environments.

Re: Fossils B/C

Posted: March 7th, 2020, 10:24 am
by Nightfurry
Is the answer [hide][/hide]Temp

sorry if I did this wrong this is my first time doing this

Re: Fossils B/C

Posted: March 7th, 2020, 10:29 am
by Nightfurry
is it [hide][/hide]Temp

Re: Fossils B/C

Posted: March 16th, 2020, 2:47 pm
by reninkidney
BennyTheJett wrote:
March 6th, 2020, 9:40 pm
1: Cryptolithus
2:Filter Feeding
3:True
4:Elrathia
5: Are you looking for scavenger?
6:The trilobites of the Elrathia genus lived in extremely low oxygen environments.
All correct but, for #5, it was the bottom of the food chain Your turn!