1(1.-) 



Ljiunuia capcrafd iiiiih'ilic<it<t Aihuns. 



Cook Co. ( BaktM-, .leiiscii, Nusoii): Jolict, Will ( o. : Des- 

 plaines Kiver ( Ferriss) : Kaiikak('(> ( o. ( .Marsh i. 



lAiiiiiuta pallida Adams. 



Northern Illinois (Calkins): l.a Salk- Co. (liuett): Winne- 

 bago Co. (Mar.sh). 

 Li/ai/Kca pahts/r/'.'i Miiller ( = elodcs Say, niiibios(i^a.\\ suMotus^'dAk- 

 ins).* 

 Cook Co. ( Baker. Calkins, Nason) : Northern Illinois ( Calk- 

 ins); Desplaines River (Ferriss): "\\'innel>ago Co.: Canton, 

 Fulton Co. (Hinkley, Marsh): Mercer and l.ake counties 

 (;\rarsh): Silver Lake, McHenry Co. (Nason): Southern Illinois 

 ( UlU'ers, as frayilis): Havana, Mason Co. (Walker): Fulton 

 Co. (Wolf) : Urbana, Chani[iai!in Co.: Flat:: Lake, Fulton Co. : 

 (i)uiver Lake, Havma, Mason Co. : I'eoria, Peoria Co. : Cedar. 

 Fourth, and Pistakee lakes, Lake Co. (State Laboratory). 

 Lyiiniiiii pdliistrix iiiichiganoisig Walker. 



Cook Co. (Baker): .loliet. Will Co. (Ferriss, Ilandwerk) ; 

 Winnebago Co. (Hinkley): Havana. Mason Co. (State Labo- 

 ratory ) . 



Lymnaa rellexa Say ( --zebra Tryon). 



Cook Co. (Baker, Calkins, Lyon, Nason ): N(U-thern Illinois 

 (Calkins) : .loliet, Will C'o. : Desplaines Kiver (Ferriss. Hand- 

 werk) : Pecato!Hca, Winnebago Co. (Hinkley): Kappa, Wood- 

 ford Co. (Hart): La Salle Co. ( Huett ) : Mercer Co. ( Marsh ) : 

 Silver and Crystal lakes and Algonquin, McHenry Co.: Mason 

 Co. (Nason); Southern Illinois (Ulli'ers): Fulton Co. (Wolf): 

 (Jniver Lake, Havana, Mason Co.: Clear aiul Cedar lakes, Lake 

 Co.: Tluunpsou's Lake, Fulton Co.; Normal, McLean Co.: Kun- 

 ning Lake, I'nion Co. : .Mt'Ilenry Co. (State Laborat(U-y I. 



Li/inii(i-a reffexa c.rili.s Lea ( = kirflandlaua Lea^ Innceala tionld). 



Cook Co. (Calkins) : Mercer Co. : Desplaines Kiver ( Ferriss) : 

 WinneViago Co. (Hinkley): Will Co. (Marsh); Algon(|uin an<i 

 Silver Lake, .McHenry Co. (Nason); Aledo, Mercer Co. 

 (Walker): Cedar Lake. Lake Co.; Northern Illinois (State 

 Laboratory ). 



*/,///»)i:iv( jiiiliisirix iiiilliilliaiiii and I.iitiiiuiti jidhixlrix rj/KiiiiKi, reconleil in Tlie ^Idl- 

 hisi-a of t)ic (')iii-:\i;o .Vrca, Part II.. pp. I'Tll. 277, \iro\r Ui\'i.' iorm^ oi jmluslns. 



