4 



Class II. Entozoa. — P. 11. 



What is the meaning of the tei-ra ? How many speciea infcFt 

 (lio human body ? In what situations are they found ? What 

 i.s the mode of reproduction in the tape-woim? What is the 

 estimated number of ova in another species? 



Class III. ZoopntTA. — P. 14. 



What 18 the meaning of the term ? Who was the discovered" 

 'of the tnic nature of these creatures? When did this occur? 

 ^V'hereiu is the radiated stnictm-e shown ? Meaning of leiUacula 7 

 Oipoh/pi? 



OKDKa I, Htdeoida. — p. 15. — Whence the name? Describe 

 tlie Hydra. What power is possessed by the tenlacula? How 

 arc the young produced? By whom was the Hydra made 

 known? Wlien did he live? What did he say of its vitality? 

 AVhat other particulars does he recount? What is the name of 

 tlie next family of Zoophytes? Describe the Tulidaria. What 

 in said of their reproduction? How do the young use their ten- 

 tacula? Name the next family. Meaning of the t«rm ? How 

 are the polypes connected with the stem ? What does the repe- 

 tition of any organ indicate? Give examples of this in other 

 orders. Where arc the germs produced ? How are they diffused ? 

 How developed? What number of polypes may be found on a 

 8in2;le phime? What number on a polypidom? What is said 

 of their transitoiy eixistence ? Do they possess any luminous 

 property ? When is it exhibited ? 



Order II. Asteeoida. — P. 20. — Meaning of the term ? Where 

 do those animals live ? What is the Virgularia 9 Where found ? 

 Wliat is the Gorgonia? How is it flexible? AVhat difference of 

 btructure is seen in the Isis? What is said of the red coral ? 



Oed>:ii III. Helianthoida. — P. 22. — Meaning of the term? 

 What is the aspect of the Sea-anemone ? Where found on our 

 coa.st ? Meaning of Adinia ? On what does it feed ? How long 

 was one kept alive by Sir J. Dalyell ? To what use has a French 

 Iiliiiosopher proposed their being applied ? What is said of their 

 ])Ower of bearing mutilation? Wliat anecdote is told by Dr. 

 Johnston ? To what order do the coral-bmlding polypes belong ? 

 ■yviiat is the extent of some of the coral reefs? How are they 

 preserved and increased? What is Darwin's theory of their 

 formation ? 



Order IV. Ascidioida.— P. 27. — What is the origin of the term ? 

 Wiiere are such polypes found? What is their distinguit^hing 

 poculiarity of structure ? To what Zoophytes is the term " flustra' ' 

 ;i])plied? What is Dr. Grants calculation? To what higher 

 oiganiscd animals do they bear the closest affinity 1 



Class IV. Eadi.\wa.— r. 20. 



How are these animals distinguished from any previously treated 

 of? Into what groups are they divided ? What situations do 

 they respectively occupy \ What Is tho integument of each ? 



