Category: Science - Biology
The object of this little book is to show how much may be seen with an ordinary pocket lens, and with a simple microscope; and, as far as possible, to dispel the idea, far too common, especially among beginners, that no real work can be done unless one has a compound microscop...
The object of this little book is to show how much may be seen with an ordinary pocket lens, and with a simple microscope; and, as far as possible, to dispel the idea, far too c...
6. CHAPTER IIHaving got together our apparatus, which, as we have seen, need be neither costly nor complicated, the next step will be to acquire some knowledge of the group from which the ex...
7. CHAPTER IIIThe next insect to come within range of our pocket lens is the Common Cockroach (_Blatta orienta´lis_[15]), popularly misnamed the Black Beetle. We shall have no difficulty in p...
8. CHAPTER IVIn this chapter we shall take examples from two Classes--the Arachnoi´dea and the Myriap´oda. To the first-named Class belong also the Scorpions, which, with the Book Scorpions,...
9. CHAPTER VThe next group of Arthropod animals with which we have to deal is that of the Crusta´cea. Some or other of the members of this class are well known to everybody, if only in the...
10. CHAPTER VIIn this chapter we shall deal with a few aquatic insect larvae. Of these, some are aquatic also in the perfect condition, while others emerge from the pupa stage as aërial insec...