Plate 1908 



RandaU 1964b 



Telford and Daxboeck 1978 

 Tagging 



Alcolado 1976 



Baird 1973 



Clifton et al. 1970 



Hesse 1979 



Randall 1964a, 1964b 

 Taxonomy and Synonymy 



Abbott 1954, 1960, 1974 



Burry 1949 



Chadwick 1899 



Clench and Abbott 1941 



Dall and Simpson 1900 



Dodge 1956 



McGinty 1946 



Olsson and Moore 1962 



Opresko et al. 1976 



RandaU 1964b 



Robertson 1959, 1962 



Verrill 1948 



Warmke and Abbott 1961 

 Toxicity 



Randall 1964a 



Robertson 1961 



16 



