00575cam a22001937a 4500003000500000005001700005008004100022010001000063011001000073035001000083040000900093100001900102245008100121260004900202300002000251490004700271650001600318830004700334CHAP20220329134304.0971013s1971            r     00010     d  a18180  a19152  a23237  cCHAP00aDeonier, D. L.12aA systematic and ecological study of nearctic Hydrellia (Diptera:Ephydridae)  aWashington :bSmithsonian Institution,c1971  a147 p.b: ilus. 0aSmithsonian contributions to zoologyv; 6814aEphydridae.0 aSmithsonian contributions to zoologyv; 68