Bio II Lab 8 - Arthropoda and Nematoda

Which subphylum do these organisms belong to in Phylum Arthropoda?

Subphylum Chelicerata

Which class does this organism belong to in subphylum chelicerata?

Class Merostomata

What are regions be pointed at called?

A - carapace (cephalothorax)

B - abdomen

What are A and B pointing to?

A - chelicera

B - Pedipalp

What is the name of structure A?

Book gills

What is this structure called?

Telson

Which subphylum and class does this organism belong to?

Subphylum Chelicerata, Class Arachnida

What are structures A and B?

A - pedipalp

B - Chelicera

Which subphylum and class does this organism belong to?

Subphylum Myriapoda, Class Chilopoda

Which subphylum and class does the organism belong to?

Subphylum Myriapoda, Class Diplopoda (di =2, poda= feet per segment)

Which subphylum does this organism belong to?

Subphylum Hexapoda (insects)

What are the three tagmata of hexapods?

A - head

B - thorax

C - abdomen

Which subphylum do these organisms belong to?

Subphylum Crustacea

What is this region called?

Carapace (cephalothorax)

What are these structures called?

Swimmerets

Name structures A-D in the photo

A - compound eye

B - chileped

C - antennule

D - antenna

What are the structures in the photo?

gills

What is the structure circled in blue called?

Mandibles

What are structures A and B in the photo?

A - heart

B - stomach

What are structures A and B in the photo?

A - uropods

B - telson

What is the name of this organism and which phylum does it belong to?

Ascaris, Phylum Nematoda