Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
10 Cards in this Set
- Front
- Back
|
What is the name given to the study of the ecology of an individual fossil taxon?
|
Palaeoautecology
|
|
|
What term describes organisms with large body size that mature late, live a long timeand produce few offspring?
|
K-strategists
|
|
|
Name two characteristics of K-strategists.
|
Large body
slow to mature few offspring Tendency to occupy niches in systems which are already near or at population limit Tend to occur in stable systems Low juvenile mortality |
|
|
What term describes organisms with small body size that mature early and producemany offspring in a single reproductive episode?
|
r-stratergists
|
|
|
Name two characteristics of r-strategists.
|
Fast to mature
High fecundity High dispersal rate small body types many offspring Tend to occupy high stress/unstable environments High juvenile mortality |
|
|
What is the earliest embryonic stage of ammonites called?
|
Ammonitella
|
|
|
What is the name given to the study of fossil communities?
|
Palaeosynecology
|
|
|
What term describes a group of animals with similar morphology that exploit the same type of resource in a similar way?
|
Guild
|
|
|
Tiering, as defined by Ausich and Bottjer (1982), describes the vertical stratification of what type of marine animals above and below the sediment surface?
|
Benthic animals
|
|
|
During which period in Earth History did infaunal tiering first exceed 50cm in depth?
|
Permian
|
