Valid Names Results

Fissuraspis ulmi (Hoke, 1927) (Diaspididae: Fissuraspis)

Crypthemichionaspis ulmi Hoke 1927: 350-352. Type data: UNITED STATES: Mississippi, A&M College, on Ulmus americana, 15/10/1926, by J.N. Roney. Holotype, female, Type depository: Mississippi State (Starkeville): Mississippi Entomological Museum, Mississippi State University, Mississippi, USA.; accepted valid name Notes: Paratypes in USNM. Illustr.
Anamefiorinia ulmi (Hoke, 1927); Lindinger 1935: 133. change of combination
Fissuraspis ulmi (Hoke, 1927); Ferris 1937: SI-57. change of combination

Families: 2 | Genera: 2

Countries: 1

Systematics: The very large pygidial gland spines of the second stage are characteristic of Fissuraspis ulmi (Ferris, 1937).
Structure: Female scale white, 0.8-0.9 mm long, 0.4 mm wide, pygidial portion much narrower, very convex; ventral scale white, adhering to insect except beneath abdomen where it apparently usually adheres to bark. First exuviae at anterior end, delicate, covered by secretion, pale yellow when removed, black of 2nd exuviae showing through when in place. Male scale white, 0.8 mm long and 0.3 mm wide, sides parallel, concentrically ringed, exuviae terminal covered with white secretion, pale yellow, posterior end of scale open to allow for exit of male. Adult male 0.56 long, 0.75 mm long with wings folded back. Adult female 0.44-0.59 mm long, 0.39 mm wide; derm membranous (Hoke, 1927).
General Remarks: Best description and illustration by Hoke (1927).