THE MONTHLY BULLETIN OF THE DIVISION OF ZOOLOGY 

 FOB AUGUST AND SEPTEMBER, 1908. 



VOLUME VI, Nos. 4 and 5. 



Established in April, 1903, at the office of the Economic Zoologist 

 Edited by H. A. Surface, Economic Zoologist, Harrlsburg, Pa. 



CONTENTS OF THE AUGUST-SEPTEMBER BULLETIN. 



FIRST REPORT ON THE ECONOMIC FEATURES OF THE TURTLES OF 



PENNSYLVANIA. 



Page. 

 107 



Preface, 



The Meaning of Classification, Orders, Families, Genera and Species, 



Common Names , 



The Authority for This Classification and Nomenclature 



Acknowledgments • 



General Remarks on the Turtles of Pennsylvania, 



What is a Turtle? 



Habits of Pennsylvania Turtles , 



Eggs and Reproduction 



Hibernation and Capture 



Notes on Turtles , 



Enemies, 



Protection , 



Economy, 



Families and Species of Pennsylvania Turtles , 



Family I. Trionychidse. The Soft-shelled Turtles 



Species 1. Amyda mutica (Le Sueur). Leather Turtle, 



Sp. 2. Aspidonectes spinifer (Le Sueur). Common Soft-shelled 



Turtle 



Sp. 3. Aspidonectes agassizi Baur. Agassiz's Ttirtle, 



Family II. Chelydridae. The Snapping Turtles, 



Sp. 4. Chelydra serpentina (L.). Common Snapping Turtle, 



Family III. Kinosternidse, The Box Turtles 



Sp. 5. Kinosternon pennsylvanicum (Bosc). Mud Turtle 



Sp. 6. Aromochelys odoratus (Latreille). Musk Turtle, 



Family IV. Emydidae. The Pond Turtles , 



Sp. 7. Graptemys geographicus (Le'Sueur). Map Turtle 



Sp. 8. Graptemys pseudogeographicus (Holbr.). False Map 



Turtle 



Sp. 9. Malaclemmys centrata (Latr.). Diamond-back, 



Pseudemys rubriventris (Lee). Red-bellied Terrapin, .. 

 Pseudemys hieroglyphica (Holbrook). Hieroglyphic Tur- 



Sp. 10. 

 Sp. 11. 

 tie, . 

 Sp. 12. 

 Sp. 13. 

 Sp. 14. 



Chrysemys picta (Hermann). Painted Turtle, 



Chrysemys marginata (Agassiz). Margined Turtle 



Clemmys muhlenbergi (Schweigger). Muhlenberg's Turtle, 



Sp. 15. Clemmys insculptus (Le Conte). Wood Turtle 



Sp. 16. Clemmys guttatus (Schneider). Speckled Turtle 



Sp. 17. Emydoidea blandingi (Holbr.). Blanding's Turtle, 



Sp. IS. Terrapene Carolina (L.). Common Box Turtle, 



Egg Figures , ~ 



Food of Young Turtles , 



Economic Features of Food of Turtles, 



Plants, 



Flowerless Plants 



Flowering Plants, 



Animal Material Eaten by Turtles, 



Condensed Food-charts 



Glossary ~. 



Bibliography 



Index .:...:. , > 1 1 1 1 1 : 1 • < > < • . I 



(106) 



107 

 107 

 107 

 108 

 109 

 110 

 111 

 112 

 113 

 115 

 115 

 116 

 117 

 117 

 119 

 119 



121 

 123 

 124 

 124 

 132 

 134 

 135 

 139 

 140 



142 

 143 



145 



146 

 146 

 154 

 156 

 158 

 164 

 169 

 170 

 178 

 179 

 180 

 181 

 181 

 182 

 184 

 190 

 193 

 194 

 195 



