116 



LESCEIPTION OF PLATE 11. 



THE MONADS AND STENTORS. 



( Page 36. ) 



[All the Figures highly magnified.'\ 



Fig. 1. The Vibriones, or Trembling Animalcules. Several groups of 

 these Monads united in filiform chains : the undulated form 

 is assumed when these creatures are moving through the 

 water ; p. 41. 



Fig. 2. The Tablet Monads, (Gonium pectorale); a group of sixteen in- 

 dividuals ; p. 38. 



Fig. 2a. Two detached animalcules of the Breastplate Gonium, {Goninm 

 pectorale), more highly magnified. 



Fig. 3. A group of four individuals of the Cloaked Monad, {Chlamido- 

 monas), produced by the spontaneous division of two indi- 

 viduals ; p. 37. 



Fig. 4. A group of the Terminal Monad, (Monas termo). 



Fig. 5. The Viviparous Monad, (Monas vivipara); p. 37. 



Fig. 6. A group of the Red Monad, (Monas vinosa, so named from its 

 colour) ; the originals extremely minute. 



Fig. 7. Two detached individuals of the Dust Chlamidomonas, (C. pul- 

 visculus); p. 37. 



a, A single animalcule. 



b, A Monad, in which the fissuration into two individuals has 



commenced. 



