Published in Proc. Biol. Soc. Wash., in 1902, in volume 15, pages 15-17

Published in Proc. Biol. Soc. Washington, in 1902, in volume 15, pages 235-238

Published in Proc. Biol. Soc, Washington, in 1902, in volume 15, pages 37-38

Published in Proceedings of the Biological Society of Washington, in 1902, in volume 15, pages 101-116

Published in Proc. biol. Soc. Washington, in 1902, in volume 15, pages 85

Published in Proceedings of The Biological Society of Washington, in 1902, in volume 15, pages 88-89

Published in Proceedings of The Biological Society of Washington, in 1902, in volume 15, pages 91-97

Published in Proceedings of The Biological Society of Washington, in 1902, in volume 15, pages 59-66

Published in Proceedings of The Biological Society of Washington, in 1902, in volume 15, pages 117-120

Published in Proceedings of The Biological Society of Washington, in 1902, in volume 15, pages 191-193

Published in Proceedings of The Biological Society of Washington, in 1902, in volume 15, pages 99-100

Published in Proceedings of The Biological Society of Washington, in 1902, in volume 15, pages 23-29

Published in Proceedings of The Biological Society of Washington, in 1902, in volume 15, pages 38-39

Published in Proceedings of The Biological Society of Washington, in 1902, in volume 15, pages 121-145

Published in Proceedings of The Biological Society of Washington, in 1902, in volume 15, pages 1-9

Published in Proceedings of The Biological Society of Washington, in 1902, in volume 15, pages 83-84

Published in Proceedings of The Biological Society of Washington, in 1902, in volume 15, pages 151-152

Published in Proceedings of The Biological Society of Washington, in 1902, in volume 15, pages 213-234

Published in Proceedings of The Biological Society of Washington, in 1902, in volume 15, pages 31-32

Published in Proceedings of The Biological Society of Washington, in 1902, in volume 15, pages 147-149

Published in Proceedings of The Biological Society of Washington, in 1902, in volume 15, pages 41-50

Published in Proceedings of The Biological Society of Washington, in 1902, in volume 15, pages 67-69

Published in Proceedings of The Biological Society of Washington, in 1902, in volume 15, pages 71-72

Published in Proceedings of The Biological Society of Washington, in 1902, in volume 15, pages 73-74

Published in Proceedings of The Biological Society of Washington, in 1902, in volume 15, pages 75-76

Published in Proceedings of The Biological Society of Washington, in 1902, in volume 15, pages 77-79

Published in Proceedings of The Biological Society of Washington, in 1902, in volume 15, pages 161-165

Published in Proceedings of The Biological Society of Washington, in 1902, in volume 15, pages 167-172

Published in Proceedings of The Biological Society of Washington, in 1902, in volume 15, pages 11-13

Published in Proceedings of The Biological Society of Washington, in 1902, in volume 15, pages 35-36

Published in Proceedings of The Biological Society of Washington, in 1902, in volume 15, pages 51-52

Published in Proceedings of The Biological Society of Washington, in 1902, in volume 15, pages 81-82

Published in Proceedings of The Biological Society of Washington, in 1902, in volume 15, pages 173-175

Published in Proceedings of The Biological Society of Washington, in 1902, in volume 15, pages 183-186

Published in Proceedings of The Biological Society of Washington, in 1902, in volume 15, pages 87-88

Published in Proceedings of The Biological Society of Washington, in 1902, in volume 15, pages 33-34

Published in Proceedings of The Biological Society of Washington, in 1902, in volume 15, pages 19-21

Published in Proceedings of The Biological Society of Washington, in 1902, in volume 15, pages 201-203

Published in Proceedings of The Biological Society of Washington, in 1902, in volume 15, pages 177-179

Published in Proceedings of The Biological Society of Washington, in 1902, in volume 15, pages 181-182

Published in Proceedings of The Biological Society of Washington, in 1902, in volume 15, pages 157-158

Published in Proceedings of The Biological Society of Washington, in 1902, in volume 15, pages 159-160

Published in Proceedings of The Biological Society of Washington, in 1902, in volume 15, pages 187-190

Published in Proceedings of The Biological Society of Washington, in 1902, in volume 15, pages 153-154

Published in Proceedings of The Biological Society of Washington, in 1902, in volume 15, pages 197-198

Published in Proceedings of The Biological Society of Washington, in 1902, in volume 15, pages 53-58

Published in Proceedings of The Biological Society of Washington, in 1902, in volume 15, pages 205-206

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Published in Proceedings of The Biological Society of Washington, in 1902, in volume 15, pages 196

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Published in Proceedings of The Biological Society of Washington, in 1902, in volume 15, pages 90

Published in Proceedings of The Biological Society of Washington, in 1902, in volume 15, pages 199

Published in Proceedings of the Biological Society of Washington, in 1902, in volume 15, pages 243-244

Published in Proceedings of the Biological Society of Washington, in 1902, in volume 15, pages 245-246