iy CONTENTS. 



CHAPTER II. VERMES. Continued. PAGE 



2. GOKDIUS MINOR, 71 



A. GORDIUS MINOR VIRIDIS, 72 



A 1. GORDIUS GESSERENSIS, 73 



A 2. GORDIUS ALBICANS, . 73 



B. GORDIDS GRACILI8, 74 



C. GORDIUS ALBUS, 75 



D. GORDIUS AQUATICUS, 76 



3. GORDIUS SPINIFER, . 77 



a. GORDIUS VIRIDIS SPINIFER, . 78 



6. GORDIUS PURPUREUS SPINIFER, 78 



C. GOUDIUS FRAGILIS SPINIFER, 79 



d. GORDIUS FASCIATUS SPINIFER, 80 



4. GORDIUS SIMPLEX SEU INTEGER, 82 

 a. GORDIUS INTEGER FUSCUS, 



b. REMARKS, . 84 



GORDIUS ANGUIS, 85 

 SECTION II. VERMICULI, 



a. VERMICULUS CRASSUS, 



6. VERMICULUS RUBENS, 89 



c. VERMICULUS LINEATUS, 90 



d. VERMICULUS COLUBER, 91 



e. VERMICULUS VARIEGATUS, . 91 

 SECTION III. ASCARIS, 



1. ASCARIS FLUSTRjE, 



2. ASCARIS GADI, . . 93 

 3. ASCARIS LEONIS, 



CHAPTER III. PLANARIA, 



1. a. PLANARIA CORNUTA, . 97 



PLANARIA CORNICULATA, 101 



fc. PLANARIA ELLIPSIS, . 101 



c. PLANARIA FLEXILIS, . 102 



d. PLANARIA MACULATA, (ATOMA ?), 104 



e. PLANARIA HAUSTRUM, . 106 



a. PLANARIA HEBES, . 107 



6. PLANARIA LACTEA, 107 



c. PLANARIA FODIN.E, 110 

 d. PLANARIA ARETHUSA, . 



/. PLANARIA VARIEGATA, 115 



g. PLANARIA ALBA, . 116 



h. PLANARIA GRACILIS, . 116 



i. PLANARIA EXIGUA, 116 

 fc. PLANARIA ALG^S, . 117 



a. PLANARIA FALCATA, . 117 

 6. PLANARIA STAGNI, ... . . 118 



