LIST OF AUTHORS. 



P/e^/.— Pfeiffer. 



PolL 



Pay. — Payraudeau. 



P/ii7.— Phillips. 



J?ete.— Retzius. 

 Rav. — Ravenel. 

 Ross. — Rossmaeler. 

 Raf. — Rafinesque. 



Sow. — Soweiby. 



Sehum. — Schumaker. 



Spix. 



Swain. — Swainson. 



Say. 



Turt. — Turton. 



Valen. — Valencienes. 



Shep. — Shepherd. 

 Speng. — Spengler. 

 Stud. — Studer. 

 Schmidt. 



Schroet. — Schroeter. 

 Solan. — Solander. 



TVag. — Wagner. 

 TVood. 



Yoldi. 



Zeig. — Zeigler. 



