ARTHROPODA & ECHINODERMATA The answers will be shown when you click the mouse so answer all the questions before you click

Phylum Arthropoda Phylum Arthropoda Fill in the blanks Subphylum Chelicerata Class Merostomata Class Arachnida Subphylum Crustacea Class Crustacea Subphylum Uniramia Class Insecta Class Chilopoda Class Diplopoda Phylum Arthropoda Subphylum _____________ Class _____________ Class _____________ Subphylum _____________ Class _______________ Subphylum ____________

Phylum? Subphylum? Common name? Name the parts Median (simple) eye Lateral (compound) eye carapace Abdomen telson Walking leg on cephalothorax Book gills abdomen Phylum Arthropoda Subphylum Chelicerata Horseshoe crab

Phylum? 2. Subphylum? 3. Class? 4. Major body sections? Phylum Arthropoda Subphylum Chelicerata Class Arachnida Cephalothorax, abdomen Subphylum Crustacea Class Crustacea Subphylum Uniramia Class Insecta Head, thorax, abdomen Class Diplopoda Class Chilopoda

Label the black arrows Antenna Cheliped Antennule Eye Walking leg abdomen Carapace

Label the parts A B C D E F G H I K L M N J Antenna Antennule Rostrum Eye Brain Stomach Heart Intestine Uropod Telson Swimmeret Digestive gland Mouth Antennal Gland

Label the parts A B D C head tail E F H Stomach Digestive gland Gills heart Antennal Gland Eye

Phylum Echinodermata Phylum Echinodermata Fill in the blanks Class Asteroidea Class Echinoidea Class Crinoidea Class Holothuroidea Class Ophiuroidea Phylum Echinodermata Class _____________ Class _____________ Class _______________

A Phylum? Class? What surface is A, B? Label arrows Echinodermata Ambulacral groove arm mouth madreporite Echinodermata Asteroidea A) oral, B) aboral B

Label Ambulacral ridge ampullae gonads Digestive gland

What is this structure? What class do you find this structure in? Test Echinoidea

Phylum? Class? Common name? P. Echinodermata C. Ophiuroidea Brittle star P. Echinodermata C. Holothuroidea Sea cucumber P. Echinodermata C. Echinoidea Sand dollar P. Echinodermata C. Echinoidea Sea urchin