T II E: MIAl MMOlT H CAVE AN D ITS IN H-1-A BITAN-TS, OR DESCRIPTIONS OF TIlE FISHES, INSECTS AND CRUSTACEANS FOUND IN THE CAVE; FITH FIGURES OF TIlE VARIOUS SPECIES, AND AN ACCOUNT OF ALLIED FORMS, COMPRISING NOTES UPON THEIR STRUC- TURE, DEVELOPMENT AND HABITS, WITH REMARKS UPON SUBTERRANEAN LIFE IN GENERAL. BY A. S. PACKARD, JR., AND F. W. PUTNAMI, EDITORS OF THE AMERICAN NATURALIST.