lOceusional JJitpers 



OF TIIK 



Uaston Satictn af H;ttuntl Sistorn. 



II 



THE SPIDERS OE THE UNITED STATES. 



UY 



NICHOLAS &IARCELLUS HENTZ, M.D. 



BOSTON: 

 BOSTON SOCIETY OF NfATUBAL BISTOBY. 



187.".. 



