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213 Cards in this Set
- Front
- Back
When did primates diverge? |
65 mya |
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Name of "group" that has lemurs and tarsiers |
Prosimians |
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Prosimians |
Lemurs and tarsiers |
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Interesting primate behaviours |
Altruism Tool use Cooperation (?) (Ask if we want this Inc.) |
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Bonobo |
Pan paniscus |
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Chimpanzee |
Pan troglodytes |
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Archonta |
Incorrect classification. Pendulous penis with a reduced sheath etc... |
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Non primate tool users |
Burrowing wasp Otters New Caledonian crow |
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What was wrong with Archonta |
Included bats |
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Why do arboreal animals tend to have forward facing eyes |
Depth perception |
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Chiroptera |
Bats |
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Bats |
Chiroptera |
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Which digit is first? |
Thumb |
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What's the reason for low intelligence cooperation |
Kin selection |
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When did amniotes diverge |
320 mya |
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Precocial |
Young that are capable. Ducklings. Can shiver and move about n all. |
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Capable young. |
Precocial |
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Altricial |
Lazy ******* chicks. Can't even shiver. Completely reliant. |
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Young completely reliant on parents |
Altricuial |
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3 major mammal branches |
Monotremes Therians Placental |
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When did mammals diverge |
180 mya |
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Allometric scaling eqn |
R = R1 M^(ß) |
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Marsupials |
Therians |
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Therians |
Marsupials |
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Monotremes |
Platypus and echidna |
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What tradeoffs did placental mammals have in relation to therians/monotremes? |
Longer gestation time, shorter weaning time. Overall organism "ready to go" faster |
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Milk functions |
Nutritive Immunological Hormonal control |
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"Lactating" avians |
Pidgeons |
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What is "crop milk" |
Cells swollen with fat and protein which bud off and are fed to young. |
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Eulemur |
True lemur |
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True lemurs |
Eulemur |
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Bush baby |
Otolemur |
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Otolemur |
Bush baby |
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Xenarthra- Anteaters, Armadillos, Sloths |
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Saltatorial |
Designed for leaping (idk, I'm just upset about fossorial) |
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Afrotheria |
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Laurasiatheria |
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Eurachontoglires |
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Rabbits, hares, etc |
Lagomorpha |
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Elephants, just them :( |
Proboscidia |
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Sea cows (only including this because its funny) |
Sirenia |
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Even toed ungulates |
Cetartiodactyla |
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Dolphins, whales |
Ceteans |
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Odd toed ungulates |
Perissodactyla |
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Why not just eat grass, everybody? |
Finding easy, but low nutritive value, difficult to digest and assimilate |
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Tree shrew (of interest due to its relation to primates) |
Scandentia |
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Biggest group by number of species |
Rodentia |
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What are cows? |
Yeast farms |
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How do fish adapt to herbivory? |
Beaky mouths, pharyngeal jaws, possible fermentation |
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Land adaptations to herbivory |
Fermentation, constantly growing teeth, sideways jaw movement |
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4 chambered stomach |
Ruminant |
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What group contains the ruminants? |
Cetartiodactyla |
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Are ruminants foregut or hindgut fermenters? |
Foregut |
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When did cetartiodactyla diverge |
50mya |
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4 Chambers names |
Rumen Reticulum Omasum Abomasum |
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Foregut feeding style |
Feed periodically in large amounts |
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Hindgut feeding style |
Feed continuously in small amounts |
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Fun extra thing foregut does in camels |
Reprocesses urea |
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Who are the pseudo-ruminants? |
Kangaroo- 2 Chambers Hippo- 3 chambers |
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Are proboscidae fore or hind gutters? |
Hind, pathetic bastards, no wonder there's no more proboscidae about |
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Mammal defining features (5) |
Jaw bone is a single (dentary) bone Endothermic 3 middle ear bones Milkers Hairy bastards |
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Nane 3 middle ear bones |
Malleus, incus, stapes |
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Why are prototheria weird? |
Eggs |
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Two names for egg laying mammals |
Prototheria and monotremes (monotremes are the extant species) |
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Two names for marsupials |
Therians, metatheria |
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Two names for "normal" mammals (idk how to say this without giving it away) |
Eutheria, placental |
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Prototherian features (6) |
Abdominal testes Nipple-less sweat milk No corpus callosum No external ears No placenta Carry eggs in temporary pouches supported by epipubic bones |
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Echidna |
Tachyglossus |
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Platypus |
Ornithorhynchus |
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Metatheria traits |
No corpus callosum Ear enclosed in bony bulla from alisphenoid bone Marsupial eggs have no shell, some yolk, and lots of albumen |
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Non-fused digits |
Diactylous |
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Many front teeth |
Polyprotodont |
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Fused digits |
Syndactyly |
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Syndactylous metatherian |
Bandicoot |
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Two toes |
Diadactylous |
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Two front teeth |
Diprotodont |
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Eutheria defining features (5) |
Yolkless, retained eggs Placenta w/trophoblast layer Birth at advanced stage. Suckled Middle ear protected by bony bulla (never alisphenoid) Yes corpus callosum |
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Weird thing tenrecs retained |
Cloaca |
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Do metatherians have cloacas? |
Yes |
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Do prototherians have cloacas? |
Yes |
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Do eutherians have cloacas? |
No, with the exception of the tenrec |
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Chrysochloridian adaptations for fossorial living (4) |
Short legs Powerful digging claws V. dense fur (repels water and dirt) Toughened skin |
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Tip toe walkers |
Digitigrade |
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Walk on soles |
Plantigrade |
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Strange sloth teeth fact |
Not replaced in their lifetimes. Not even the milk -> adult teeth thingie |
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Just primate tings (OK soz this pic is ****) |
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When are lemurs active |
Nocturnal |
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Lemurs and lorises |
Prosimii |
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Prosimii features |
Cleft upper lip Furry, inexpressive face Only naked on rhinarium Lateral nostril opening Opposable thumbs Kinda sideways eyes |
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Region around nostrils |
Rhinarium |
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New world monkeys |
Cebidae/Platyrrhine |
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Old world monkeys |
Cercopithidae/Catarrhine |
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Nostrils close and pointed downward |
Catarrhine |
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Nostrils sideways and wide spaced |
Platyrrhine |
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Platyrrhine |
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Catarrhine |
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Eat **** or die |
Coprophagy |
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4 major membranes of the amniotic egg |
Amnion Yolk-sac Shell membrane and Shell Chorioallantois |
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Stages of hatching |
Access air cell Break shell |
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Does environmental moisture affect hard or soft shells more |
Soft- Larger hatchling Better hatchling locomotor performance |
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Distinctive amniote ankle bone |
Astragalus (talus) |
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Rib-related change in amniotes |
Sternum evolved (but lost in some) |
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How's the pelvic girdle attached in amniotes |
By at least two sacral vertebrae |
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Jaw articulation joint in reptiles |
Quadrate |
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Jaw articulation joint in mammals |
Squamosal |
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0 skull fenestra |
Anapsid |
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1 skull fenestra |
Synapsid |
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2 skull fenestra |
Diapsid |
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Diapsid which lost upper bar |
Bird |
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Diapsid which lost lower bar |
Lizard |
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Diapsid which lost both bars |
Snake |
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Diapsid which lost no bars |
Tuatara |
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Why have a bony palate |
Separates nose and mouth for sucking, breathing while chewing In croc reinforces jaw for crushing |
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Cranial kinesis |
Upper jaw moves independently |
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Scrolls of bone in nasal cavity |
Turbinate bones |
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Why have turbinate bones |
Prevent water loss |
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Hot females (in your area) |
Turtles |
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Hot males (in your area) |
Tuatara |
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Middle temp males |
Crocodiles |
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If a crocodile develops in middling temperatures, what will they be? |
Male |
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Turtles |
Testudinata |
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Dorsal part of a testudine shell |
Carapace |
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Ventral part of a testudine shell |
Plastron |
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2 suborder of testudines |
Pleuorodira Cryptodira |
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Cryptodira |
Mid sagittal plane fold in head retraction |
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Pleurodia |
Fold laterally under shell |
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Are pleurodira or cryptodira purely freshwater? |
Pleurodira |
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Tuatara |
Rhynchocephalia |
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This isn't in the spot test but guess what "rhyncho" of "rhynchocephalia" (tuatara) fane means? |
Beak/snout. I dunno about you guys but at no point did I think of a snout while looking at this dude. Least snouted individual ever. |
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Weird third eye thing |
Parietal eye |
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Teeth without sockets |
Acrodont |
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Acrodont |
Teeth without sockets |
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Crocodiles |
Crocodilia |
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Crocodilia families |
Alligatoridae Crocodylidae Gavialidae (gharial) |
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Thecodont teeth |
In sockets |
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Teeth in sockets |
Thecodont |
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How do crocs move in water |
Lateral undulation |
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Lizards and snakes |
Squamata |
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Bruh I'm not learning the suborder of squamata |
There's so ******* many. Abd it's all like: Iguanas-Iguanidae |
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Iguanas |
Iguanidae |
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Skinks |
Scincidae |
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Snakes |
Serpentes |
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Geckos |
Gekkota |
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Wall lizards |
Lavertidae |
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Chameleons |
Chamaeleonidae |
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Monitor lizards, gonnas etc |
Varanidae |
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Dragon lizards |
Agamidae |
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Cloacal slit squamata |
Transverse |
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Scientific word for overlap |
Imbricated |
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Pleurodont teeth |
Fused to jaw bone |
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Teeth fused to jaw bone |
Pleurodont |
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Difference between og tail and replaced one in squamata |
It's replaces with cartilage, not bone |
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What do squamata piss out |
Uric acid |
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Squamata penis name |
Hemipenes |
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Virgin birth name |
Perthenogenesis |
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What's good about vivipary for snakes? |
Helpful in cold climates |
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Ireland only lizard name: |
Viviparous lizard (Zootoca vivipara) |
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Did you know I can make words big? |
And also bold? Now you do. |
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Lizard hibernation thingie |
Brumation |
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Idk wormy reptiles |
Amphisbaenidae |
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What do amphisbaenidae eat? |
They're carnivorous |
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What's reduced in amphisbaenidae? |
Right lung |
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Serpentes senses |
Poor hearing Good vision Excellent olfaction Pit organs- infra red heat sensitive |
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Smell organ in snakes |
Jacobson's organ |
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Name of scale covering eye in serpentes |
Spectacle |
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What allows snakes to sense infra red heat |
Pit organs |
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Poison that attacks nerves |
Neurotoxin |
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Cytotoxin |
Attacks cells |
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Poison that attacks muscles |
Myotoxin |
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4 types of snake locomotion |
Lateral undulation Concertina motion Rectilinear movement Sidewinder movement |
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(Lateral undulation in lectures) |
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Chelonian |
Turtles |
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Sphenodon |
Tuatara |
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What lung do snakes have |
Right Sometimes left but it's tiny |
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Variable body temp |
Poikilotherm |
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Maintain stable body temp |
Homeotherm |
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Switch between poikilotherm and homeotherm |
Heterotherm |
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HSP |
Heat shock proteins |
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What do HSPs do? |
Catalyse protein folding after translation, and cab refold denatured proteins |
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Heat shock response |
Production of more HSPs in response to extreme temperatures |
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Exchange heat from external sources |
Ectotherm |
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Exchange heat from internal and external sources |
Endotherm |
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Where do endotherms get heat |
Fron environment and metabolism |
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Where do ectotherms get heat |
Environment |
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How do insects generate heat for flight |
Thermogenesis Rapid flight muscle contraction in thorax |
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Rapid flight muscle contraction in thorax |
Thermogenesis |
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Types of endothermy |
Homeothermic Regional Facultative |
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Facultative endothermy |
Only when needed- bees |
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Regional endothermy |
Conserve heat to increase endurance- tuna |
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Homeotic endothermy |
Most mammals. No turning it off. Always packing that heat 🔫🔫🔫 |
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Name of caterpillar fuzz |
Setae |
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Goosebumps |
Piloerection |
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Laurasiatheria |
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Mammal characteristics |
Hairy Milk from sweat glands Only one jaw bone (dentary) Endothermic 3 ear bones (malleus incus stapes) |
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Touch based senses i think?, idk I don't get it. If anybody could explain it to me that'd be lovely. |
Somatosensory |
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Mole nose organs |
Eimer's organs |
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What do Elmer's organs do |
Very good at semsing touch. Found in moles. |
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Crescent shaped ridges on teeth |
Selenodont (Easy to remember cause like selene is moon things) |
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What is a cannon bone |
Fused metatarsals and metacarpals fused proximally |
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What the **** did you guys read the bit about prongbuck having horns with an outer sheath made of fused hair? What the ****? |
Idk I just think it's ****** |
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Deer |
Cervid |
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Cow |
Bovid |
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New ******** detected: apparantly parvorders exist. |
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What are whales divided into? |
Tooth vs baleen Odontoceti vs mysticeti |
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High crowned teeth |
Hypsodont |
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Hypsodont |
High crowned teeth |
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Amphisbaenidae lifestyle |
Fossorial |