Gift of the Academy of Natural Sciences of Philadelphia, 1997

97-122-9

97-122-10

97-122-4

97-122-11

97-122-3

97-122-13

97-122-7

97-122-6

97-122-16

97-122-5

97-122-12

97-122-15A

97-122-15B

97-122-14A

97-122-14B