Study guide Exam #4 chapter Arthropods, Hexapods & Myriapods, and Echinoderms
Arthropods
A) Describe the subphylum Chelicerata and list and discuss the characteristics of the
organisms found in Class Arachnida. Be sure to include examples.
B) Describe the characteristics of the subphylum Crustacea and the specialization of
appendages. Be sure to give detail examples of their function.
Hexapods, Myriapods
C) Describe the characteristics of the Phylum Arthropoda and the characteristics of the
subphylum Myriapods and Hexapods and there major reasons for success. Be sure
to include examples.
Echinoderm
D) Describe the characteristics of echinoderms and give detailed examples of two of
the following classes: Class Asteroidea, Class Ophiuroidea, Class Crinoidea, Class
Holothuroidea, and Class Echinoidea,.
Possible terminology for each Phylum that may be seen on the multiple choice questions
Arthropods, subphylum cheliceratea, subphylum crustacean, Biramous appendages, book
gills, book lungs, chelicerae, ecdysis, exoskeleton, cuticle, hemocoel, Malphighian tubules,
mandibles, maxillae, opisthososma, oviparous, viviparous, pedipalps, prosoma,
cephalothorax, spiracles, chelipeds, carapace, maxillipeds, trachea, , metamerism,
tagmatization, metamorphosis
Hexapods, myriapods, class diplopoda, class chilopoda, class insecta, mesothorax,
metathorac, nyphs, naiads, metamorphosis, larval, pupa prothorax, compound eyes
Echinoderms, class asteroidea, class ophiuroidea, class echinoidea, class holothuroidea,
class crinoidea, deuterostome, pentaradial symmetry, tube feet, ambulacral grove,
pedicellariae, water vascular system, sea daises, sea stars, Aristotle’s latern, sea
cucumber, respiratory tress, sea lilly, feather star, crown, arm, calyx, stalk