Arthropoda
What type of symmetry do Arthropods exhibit? Are they acoelomates, pseudocoelomates or coelomates?
Bilateral, Coelomates
What is the name of the respiratory structures in subphylum Chelicerata? (aquatic and terrestrial)
Book lungs if terrestrial, gills if aquatic.
Which structure is used for swimming in crustaceans? Give both names
Pleopods. swimmerets
what is the word used to describe the fused head and thorax?
cephalothorax
Millipedes belong to which class? They have diplosegments, what does this mean?
Class Diplopoda, diplosegments mean there are two pairs of legs per segment.
Is phylum Arthropoda mostly dioecious or monecious?
Dioecious
Which phylum, subphylum and class are horseshoe crabs a part of?
horse shoe crabs are Phylum Arthropoda, subphylum Chelicerata, class Merostomata
What is the name of the structure used as "walking legs"? What about the structure resembling a tail?
Pereiopods, telson
What is the other name for "brain"? Dense nerves congregating near the head.
Which class do centipedes belong to? These are predatory organisms, how many pairs of legs per segment?
class Chilipoda, one pair of legs per segment
Name the extinct subphylum, categorized by having biramous appendages and one pair of antennae.
Subphylum Trilobitomorpha
Which Arthropoda class is known as sea spiders, and is a marine organism? What is unique about the sea spiders legs?
Class pycnogonida. Has ovigerous legs, legs modified with organs for carrying eggs. Organs extend into legs
Order Cirripedia, fouling means they have the ability to grow and attach to objects or surfaces as barnacles do
which class is known as marine segmented worms, with jaws and a well developed head
polychaeta
Describe the larval life cycle of a decapoda crab
Female carries fertilized eggs under abdomen until they hatch, larva hatches and molts 5 times, young crab molts many times before reaching maturity and throughout lifetime
parthenogenesis: reproduction through eggs with out fertilization/sperm
Protostomes
What is the name of the planktonic crustacean?
Order Copepoda
Describe the process of epitoky
Reproduction found in tube dwellers, where the organisms produces a sexually mature clone of itself
What type of images/visuals do compound eyes see? What about simple eyes?
compound eyes see crude images, simple eyes see shadows.
Determine the correct excretory system for each organism; Insects, crustaceans, and chelicerates.
malphigian tubules insects, green glands crustaceans, coxal glands chelicerates.
A spider would have which mouthparts?
Chelicerae and pedipalps
What are the 3 larval formations of crustaceans?
Nauplius, Zoea, Megalops
clitellum
Name the order categorized by having 5 pairs of legs used for walking. Containing lobsters, shrimp, crabs
Decapoda