1/142
Looks like no tags are added yet.
Name | Mastery | Learn | Test | Matching | Spaced |
|---|
No study sessions yet.
Phylum Onychophora
What phylum is this species in?

Velvet worms
What is the common name of this species?

Terrestrial specifically rain forest
Where is this organism found?

Phylum Arthropoda
What phylum is this organism in?

Strictly marine
Although extinct now, where would this species be found?

Biramous
Is this organism biramous or uniramous?

Cephalon, trunk, pugidium
From "head" to "tail" what are the three sections of this organism?

What is the common name of this organism?

Shallow water on sandy substrates
Where does this organism live?

Trilobite larva based on its resemblance to a trilobite
What is the larval stage of this organism called?

Phylum Arthropoda
What phylum is this organism in?

Subphylum Trilobitomorpha
What subphylum is this organism in?

Subphylum chelicerata
What subphylum is this organism in?

Telson
What is the tail of this organism called?

Carapace
What is the hard shell of this organism called?

Phylum Arthropoda
What phylum is this organism in?

Found in virtually all marine environments
Where is this organism found?

Order xiphosira
What order is this organism in?

Sea spider
What is the common name of this organism?

TRUE
True or false: the sea spider is semi-parasitic on anemones.
Phylum Arthropoda
What phylum is this organism in?

Pedipalps
What are the "claws" of scorpions called?
Subphylum Chelicerata
What subphylum is this organism in?

Class Pycnogonida
What class is this organism in?

Barb
What is the "tail" of this organism called?

Phylum Arthropoda
What phylum is this organism in?

Megalops larval stage
What crustacean larval form appears most similar to the adult stage?

Class arachnida
What class is this organism in?

Subphylum Chelicerata
What subphylum is this organism in?

Order uropygi
What order is this organism in?

Whip scorpion
What is the common name of this organism?

Subphylum chemicerata
What subphylum is this organism in?

Order scorpiones
What order is this organism in?

The post abdomen
What is the whip like structure known as?

1. Barnacle nauplius larva. 2. Crab zoea larva. 3. Megalops larva of crab
What are the crustacean larval stages in order from youngest to oldest?
Phylum Arthropoda
What phylum is this organism in?

Tick
What is the common name of this organism?

Subphylum Chelicerata
What subphylum is this organism in?

Order Araneae
What order is this organism in?

Order Acari
What order is this organism in?

West Atlantic pencil urchin
What is the common name of this organism?

Phylum Echinodermata
What is the phylum of this organism?

Class Echinoideal
What is the class of this organism?

along the gulf coast in cracks of the rocks
Where does this organism live?

The purple urchin
What is the common name of this organism?

Petaloids
What are the U shaped lines on this organism called?

The green sea Urchin
What is the common name of this organism?

Phylum Echinodermata and Class Echinoidea
All sea urchins and sand dollars/sea biscuits are part of phylum ____________ and Class __________.
Aristotle's lantern. Belongs to the green sea urchin
What is this structure called? What organism does it belong to?

Madreporite
What is structure number 5?

Anus
What is structure number 6?

Gonads
What is structure number 7?

Sand dollar
What is the common name of this organism?

shallow coastal waters
Where does this organism live?

YES! They have minute spines that are used for locomotion and protection.
Do sand dollars have spines?

Ventral surface
What surface is the mouth and anus of this organism located?

TRUE! some have scalloped edges
True or false: not all sand dollars have Lunules?

the aboral side or dorsal surface.
What surface are the lunules and petaloid located on the sand dollar?

Lunules
What structure is shown here (specifically the "dashes")?

The petaloid
What structure is shown here (the u-shaped structures)?

The mouth is the central most hole and the anus is slightly away from the center and is a smaller hole.
What structure is the mouth and which is the anus?

Class Holothuroida
What Class is this organism?

Phylum Echinodermata
What phylum is this organism?

Sea cucumbers
What organisms make up class Holothuroidea?
Sea Cucumber
What is the common name of this organism?

They are the only ones with an internal madreporite
What is a defining characteristic of Class Holothuroidea (sea cucumbers)?

The tentacle crown
What structure is found near the mouth of this organism?

The two ventral podia are closer together than the three dorsal podia. This allows for movement and locomotion. The dorsal tube feet lack suckers
What is special about the podia of this organism?

Lives in burred mud with the mouth and anus protruding above the surface.
Where does this organism live?

TRUE! It can later regenerate the parts that it lost.
True or false: sea cucumbers can eviscerate the mouth and anterior digestive tract when disturbed?

Phylum Hemichordata
What Phylum is this organism?

What organisms does phylum Hemichordata hold?

Acorn worms
What is the common name of this organism?

the Proboscis (nonextrusable)
What structure is shown here?

The pharyngeal gill slits
What are the black dotted structures shown here?

Burrowing
What does this organism use its proboscis for?

Phylum Chordata
What Phylum is this organism?

Subphylum Urochordata
What subphylum is this organism?

Tunicate larvae sometimes called tadpole larva (resemble tadpoles)
What is the common name of this organism?

Notochord and nerve cord
What are two main structures of this organism?

Phylum Chordata
What Phylum is this organism?

Subphylum Urochordata
What subphylum is this organism?

Colonial squirt
What is the common name of this organism?

the one to the bottom pointing straight
Which siphon is the incurrent siphon?

the one on top, pointing to the side
Which siphon is the excurrent siphon?

What are the pharyngeal gills in this image?

The clear empty space
What strucutre is the tunic in the picture?

Subphylum Cephalochordata
Why subphylum does this organism belong to?

TRUE
True or false: Cephalochordates are the earliest known chordates

Notochord, dorsal hollow nerve cord, pharyngeal gills, and post anal tail.
What are the four features that identify all chordates?

Shallow marine sands
Where does this organism live?

A unique wheel organ
What unique structure does this organism have behind the oral cirri and mouth?

The sea buiscutt
What is the common name of this organism?

Arthropoda
What phylum is this organism?

Subphylum Crustacea
What subphylum is this organism?

Clade Multicrustacea
What clade is this organism?

Class Copepod
What is the class of this organism called?

Order Stomatopoda
What order is this organism?

Mantis shrimp
What is the common name of this organism?

Triramous
Mantis shrimp have a _____ first antennae