and Laboratory Methods. 2281 



VI. Mammals. 



Topics: Structure; specialization in structure and in habits; instinct 

 and reason ; care of young ; geological development. 



VII. MOLLUSCA. 



Topics : General arrangement of organs ; special activities ; adaptation 

 to surroundings ; economic importance. 



VIII. Fishes. 



Topics : Arrangement of internal organs ; exoskeleton and endoskele- 

 ton ; adjustment between structure and function; distribution; fishery 

 industry. 



IX. Annulata. 



Topics : Bilateral symmetry ; segmentation ; general anatomy ; activi- 

 ties ; regeneration ; parasitism in allied forms ; economic interests. 



X. ECHINODERMATA. 



Topics : Structure ; development and metamorphosis ; differentiation 

 into tissues (ectoderm and entoderm) ; habits of obtaining food ; locomo- 

 tion ; adaptations for protection. 



XI. PORIFERA. 



Topics : Beginning of differentiation in cell structure ; sessile habit ; 

 incurrent and excurrent openings ; skeleton ; sexual reproductive cells ; 

 economic interests. 



XII. Reptiles. 



Topics : Morphology : exoskeleton and endoskeleton ; relationship to 

 other vertebrates ; harmless and injurious forms ; habits ; distribution. 



Note. — The material of the appropriate groups should be used for illustrative purposes 

 in comparative study in connection with human physiology. 



SUGGESTED LIST OF MATERIAL IN ZOOLOGY. 



I. Arthropoda. 



(1) Crustaceans. 



Crayfish, lobster. 



(2) Insects. 



Grasshopper, cricket, cockroach, dragon fly, caddis-fly, cicada, plant-louse, 

 squash bug, house-fly, mosquito, butterfly, moth, beetle, bee, ant, gall-fly. 



(3) Spiders. 



Garden spider, house spider. 



II. Amphibia. 



Frog, toad, salamander. 



III. COELENTERATA. 



Sea-anemone, Hydra, hydroid, medusa, Scyphozoa. 



IV. Protozoa. 



Paramoecium, Vorticella, Stentor, Stylonichia, Didinium. 

 Euglena, Amceba. 



V. Birds. 



Any bird. 



VI. Mammals. 



Any mammal. 



VII. Mollusca. 



Clam, mussel, snail, slug, squid. 



