Zoo lab

The larvae of mayflies and stoneflies have similar gills in the same location on their bodies.

False

What is the primary role of male honeybees (drones) in the hive?

Fuck da queen nun else

Metameres that are fused or grouped into functional body units such as heads or abdomens?

tagmata

Horeshoe Crab

Chelicerata

Centipede

Myriapoda

Spider

Chelicerata

Grasshopper

Hexapoda

Cladocerans

Crustacea

Shrimp

Crustacea

Two defining structures shared by all animals in phylum Arthropoda

Jointed appendages, chitinous exoskeleton

To which class does this animal belong? How does it defend itself?

Chilopoda, by injecting venom

What is the name of the tagma marked by #2?

cephalothorax

subphylum do these two animals belong, and what is the defining characteristic of this taxon?

Chelicerata, a first pair of appendages called chelicerae

What is the name of the spiny structures at the base of the legs of horseshoe crabs, Function?

gnathobases, used to macerate food

Which of the following is the most correct statement about the structure indicated by the arrow? 

compound eye made up of thousands of ommatidia that is used to form images and detect motion.

This structure is a _____________ and is used to __________.

tympanum: detect sound

notochord

An inner rod that supports an animal (BackBone)

What typa circulatory system does phylum Chordata have

Closed

One thing all echinoderms have?

Radial Symmetry

Functions of the water vascular system in Echinoderms

• respiration

• feeding

• locomotion

Water vascular system

madreporite → Stone canal → ring canal → polian vesicles →radial canal → Ampullae→ Tube feet

What class does sea Cucumbers belong to?

Holothuroidea

What taxon does Sharks,Rays and skates belong?

Chondricthyes

Fish Mouths

Superior mouth(Bluegill): Upturned, feeds on surface

Terminal Mouth(Warpaint shiner): Midrange feeders are mostly predators

Inferior Mouth(Northern hogsucker): Bottom feeders, mouth downwards

What tail? Ex: Perch

Homocercal, medium fast, medium turning

What tail? Ex: Shark

Heterocercal, fast and precise, turn easily

What tail? Ex: Lungfish

Diphycercal, slow, energy conserving, hard to turn

Jawless fishes

Superclass Agnatha

Superclass Agnatha

Hagfish, Lampreys, Ostracoderms

Polian Vesicle

Gonad

Cloacal Suspensors

Esophagus

What phylum can Brittle stars and sea urchins be found in

Phylum Echinodermata

Phylum Echinodermata Special sht

Water vascular system

Aristotle’s lantern

Aristotle’s lanterns

Basically the mouth for class Echinoidea

Water vascular system function

locomotion, feeding, circulation, and excretion

5 Chordate Synapomorphies

• Nerve cord- Sensory, forms the brain

• Notochord- Structure and support

• Pharyngeal slits- Gas exchange and feeding

• Endostyle- Mucus production and endocrine gland

• Post-anal- tail movement, bringing food to the mouth

Nerve cord

Notochord

Post-anal tail

Endostyle

Pharyngeal slits

Lancelets

• Cirri- sensory tentacles

• Wheel organ- Draws water into the mouth

• Retains all 5 synapomorphies

Subphylum Urochordata

Tunicates or sea squirts

Motile larva, adults mostly sessile

larvae/juveniles

chordate synapomorphies

Superclass Gnathostomata candidates

Class Chondrichthyes

Class Osteichthyes (bony fishes)

Subclass Sarcopterygii  (Lobe-finned Fishes)

Subclass Actinopterygii (Ray-finned Fishes)

Class Osteichthyes (bony fishes)

• Ray-finned Paired and lobe-finned fishes

• Bony skeleton

• paired and unpaired fins

Lobe finned fish

Lung Fish(Can survive in mud cocoons)

Coelacanth (Living fossil)

Subclass Actinopterygii (Ray-finned Fishes)

Nearly 99% of fish

madreporite- locomotion, filtering maintains body fluids

A?

Dorsal hollow nerve cord

B?

Notochord

What amphibian order does frogs belong in

Anura

Function of amnion

protects and cushions the embryo

allantois

reservoir for metabolic waste produced by the embryo

chorion

gas exchange between outside and embryo

The ventral part of a turtle's shell is called a

plastron

What clade includes ducks and alligators but not rattlesnakes?

Archosauria

What is the song-producing organ in birds?

syrinx

Anatomically, what does it mean to be diapsid?

two pair of temporal openings in the sull

Which heart chamber receives deoxygenated blood from the body?

Right atrium

What feature do the respiratory systems of Mammalia and Aves share that is different in Amphibia?

a four chambered heart

Function?

Wading, used in shallow water for walking

Climbing/Perching

Swimming

Walking

Seed Cracker

Zooplankton Strainer

Worm burrow probe

Dip net

Nut cracker

Meat tearer

Fish spear

Superior vena cava

Aorta

Left pulmonary arteries

Left atrium

Left ventricle

Right atrium

Fenestrae

Used for muscle attachment and expansion

Anapsid, extinct taxa

Synapsid, mammals

Diapsid, Reptiiles and birds

Aristotle’s lantern, Teeth and sht

Class?

Class echinoidea

Class?

Class Asteroidea

Class?

Ophiuroidea

Nuptial pad

Mucus gland

Granular Gland

Class Holothuroidea

Carapace

Plastron

Marginal scuters of carapace