E. thomasoni Carex Juncus Heteroderinae An outline on distribution and hosts of the cystoid nematodes of Ataloderinae Wouts, 1973 and Meloidoderinae Golden, 1971 Ghaderi, Reza Zootaxa 2019 2019-09-04 4664 3 339 350 Baldwin, Bernard & Mundo-Ocampo, 1989 Baldwin, Bernard & Mundo-Ocampo 1989 [151,895,1906,1933] Chromadorea Heteroderidae Ekphymatodera GBIF Animalia Panagrolaimida 3 342 Nematoda genus    E. thomasoniinduces a poorly defined syncytium on  Carexand  Juncushosts which is distinctive from that of all other Heteroderinaeexamined. The unusual syncytium is morphologically intermediate between the thick-walled single uninucleate giant cell of Sarisoderini and the large multinucleate syncytium lacking wall ingrowths in Ataloderini ( Mundo-Ocampo & Baldwin 1991, 1992).