Systematics of moths in the genus Catocala (Lepidoptera, Erebidae) IV. Nomenclatorial stabilization of the Nearctic fauna, with a revised synonymic check list Author Gall, Lawrence Yale University, New Haven ,, Author Hawks, David University of California, Riverside ,, United States of America text ZooKeys 2010 2010-03-18 39 39 37 83 journal article 10.3897/zookeys.39.425 7faaa125-e85b-4e6a-839f-369f3baa5964 1313–2970 576632 Catocala piatrix ssp. dionyza H. Edwards Fig. 13 ( lectotype ) Catocala dionyza H. Edwards, 1885: 124 Catocala piatrix syn. dionyza ; Barnes and McDunnough 1918: 5 Catocala piatrix ssp. dionyza ; McDunnough 1938: 115 Catocala piatrix ssp. dionyza ; Franclemont and Todd 1983: 128 Type material. Catocala dionyza : the original description states “2 ♁... Arizona . Coll. B. Neumoegen.” A male type is at the USNM , and is designated as lectotype to clarify application of the name dionyza . Th e lectotype bears the labels “ Arizona ” “Type No. / 33996 / U.S. N.M.” Col. / B. Neumogen” “ Catocala / Type / dionyza. Hy. Edw.” Type Locality: Arizona , [ USA ].