Forrest, 1956. 



George, 1967. 



Graham and Beaven, 1942. 



McHugh and Ladd, 1953. 



More, 1969. 



Newcombe, 1945. 



Odum, 1953. 



Pearson, 1931, 1948. 



Porter, 1956. 



Scattergood, 1960. 



Tagatz, 1968a. 



Taylor, 1956. 



Truitt, 1939. 



Van Engel, 1958. 



Waterman, 1961. 



Williams, 1965. 



Williams and Deubler, 1968. 



15. Natural predators: 



Anonymous, 1959, 1966a. 



Burnett and Snyder, 1954. 



Darnell, 1958. 



Goodyear, 1967. 



Green, 1968. 



Gunter, 1954. 



Lambou, 1961. 



McHugh, 1967. 



Menzel, 1943. 



Pearson, 1942. 



Pew, 1966. 



Phillips, Burke, and Keener, 1969. 



Shuster, 1959. 



Truitt and Vladykov, 1936. 



Uhler, 1876. 



Verrill, 1873. 



16. Diseases, Parasites, Commensals: 



Anonymous, 1940a, 1969. 



Baughman, 1949. 



Cable and Hunninen, 1940. 



Cargo, 1959. 



Causey, 1961. 



Christmas, 1969. 



Coe, 1902, 1943. 



Coker, 1902. 



Commercial Fisheries Review, 1960b, 



1967. 

 Couch, J.A., 1966, 1967. 

 Couch, J.N. , 1942. 

 Darnell, 1959. 

 Daugherty, 1952. 

 Davis, 1965. 

 Futch, 1965. 

 George and Athanassiou, 1965. 



Hedgpeth, 1957. 

 Hoese, 1960. 

 Hopkins, 1947. 

 Humes, 1941, 1942. 

 Hunter, 1969. 



Hutton and Sogandares-Bernal, 1959. 

 Jacob, 1969. 



Johnson and Bonner, 1960. 

 Johnson and Pinschmidt, 1963. 

 Krantz, Colwell, and Lovelace, 1969. 

 Manwell and Baker, 1963. 

 Meyer and Barden, 1955. 

 More, 1969. 



Newcombe and Rogers, 1947. 

 Osburn, 1944. 

 Park, 1969. 



Pearse, 1947a, 1947b, 1949. 

 Phillips, Burke, and Keener, 1969. 

 Reichard and Tcholakian, 1966. 

 Reinhard, 1950a, 1950b, 1951, 1952. 

 Rogers, 1945. 

 Rogers-Talbert, 1948. 

 Rosen, 1967. 



Sandoz, Rogers, and Newcombe, 1944. 

 Sawyer, 1969. 

 Say, 1817. 



Scrocco and Fabianek, 1969. 

 Sindermann and Rosenfield, 1967. 

 Sprague, 1965, 1966. 

 Sprague and Beckett, 1966, 1968. 

 Sprague, Beckett, and Sawyer, 1969. 

 Sprague, Vernick, and Lloyd, 1968. 

 Verrill, 1873. 



Wang, Colwell, Lovelace, and Krantz, 

 1969. 



17. Competitive species: 



Lunz, 1958. 

 Tagatz, 1967. 



18. Associated species: 



Butler, 1954. 



Commercial Fisheries Review, 1960b. 



Dunnington, 1956. 



Green, 1968. 



Gunter, 1956. 



Gunter and Shell, 1958. 



Lunz, 1958. 



McHugh, 1967. 



Park, 1969. 



Pearse, 1936. 



Pearse, Humm, and Wharton, 1942. 



Phillips, Burke, and Keener, 1969. 



Tagatz, 1967, 1968a. 



87 



