lab practical 2 biol 156

Phylum annelida

Segmented worms and organisms

What is in class Bivalvia?

Clams, oysters, scallops, mussels

What class is chitons in?

Class polyplacophora

What class is limpets, snails, slugs in?

Class Gastropoda

What phylum are sponges in?

Porifera

Check notes and know the different body types for porifera

Yo

Commercial sponges belong to which class?

Class Demospongia

A man-of-war is not a jelly fish but a….

Floating hydroplane colony. Physalia

The stingers on Physalia

Cnidocytes (Nematocysts is the harpoon not the cell type?

What class are sea jellies and true jellies in?

Class scyphozoa

A cabbage head // cannonball jellyfish have…

A cabbage head or cannonball jellyfish has weak stinging cells and is a filter feeder, unlike most scyphozoans

What class are sea anemones, sea whips, and coral in?

Class Anthozoa

Anthozoans do not have what stage?

A Medusa stage

Sea anemone and hard corals are in which SUBCLASS?

Subclass Hexacorallia

the tiny pores in hard corals…

Polyps once lived

Soft corals are in which SUBCLASS?

subclass octocorallia

Phylum Ctenophora

Comb jellies

What phylum are flatworms in?

Phylum platyhelminthes

what CLASS are free-living flatworms?

Class turbellaria

What SUBphylum are parasitic flatworms in?

Subphylum neodermata

Tapeworms

Infraphylum cercomeromorpha

What ORDER are crocodiles, alligators, caimans, and grails in?

Order crocodilla

turtles and tortoises are in what order?

Order Chelonia

What order are snakes and lizards in?

Order squamata

What class has snakes, turtles, alligators, and lizards?

Class reptilia

Traits from class reptilia

Possess scales

No larval stage, lay hard shell eggs

All reptiles have a three chambered heart EXCEPT?

Alligators and crocodiles which have a FOUR chambered heart

What order are frogs and toads in?

Order Anura

What CLASS are frogs, toads, and salamanders in?

Class amphibia

Traits from class amphibia

Soft, scaleless skin

Lay eggs in water/moist places

Larvae possess gills, adults have lungs

Larvae undergo metamorphosis

Three-chambered heart

What CLASS are cartilaginous fishes, sharks, skates, rays are in?

Class Chondrichthyes

Traits of class chondrichthyes

Cartilaginous endoskeleton

All marine

Two chambered heart

~250 species of sharks

~350species of skates and rays

What phylum are roundworms in?

Phylum nematoda

Ascaris

Pseudocoelom

Male is smaller and has an hooked tail

Phylum Arthropoda traits:

Protostomes

Eucoelomates

Molting

Jointed appendages

Exoskeleton of chiton

Head, thorax (or cephalothorax), abdomen

KNOW THE DIFFERENT BODY TYPES

Eucoelomayes yadada

What CLASS are spiders, mites, ticks, daddy long legs, horseshoe crabs, and scorpions in?

Class Chelicerata

ORDER xiphosura

Horseshoe crab Limulus Polyphemus

What order are scorpions in?

Order Scorpiones

Order Araneae

Spiders

Order Acari

Mites and ticks

What order are shrimp, lobster, crayfish, crabs in?

Order decapoda

Lobsters, crabs, shrimp, crayfish, isopods, barnacles are in what class?

Class Crustacea

Pillbugs are in what order?

Order Isopoda

Velvet worms are in what phylum?

Phylum Onychophora

Millipedes are in which SUBCLASS

Subclass diplopoda

Centipedes are in which subclass?

Subclass chilopoda