Valid Names Results

Trionymus utahensis (Cockerell, 1916) (Pseudococcidae: Trionymus)

Nomenclatural History

• Pseudococcus neomexicanus utahensis Cockerell 1916a: 313. Type data: U.S.A.: Utah, Salt Lake City, on Elymus sp.. Holotype, female, Type depository: Paris: Museum National d'Histoire naturelle, France; Washington: United States National Entomological Collection, U.S. National Museum of Natural History, District of Columbia, USA; accepted valid name
• Trionymus bromi Ferris 1918d: 67. Type data: U.S.A.: California, Corte Madera Creek, on Bromus sp.. Syntypes, female, Type depository: Davis: The Bohart Museum of Entomology, University of California, California, USA; junior synonym (discovered by McKenzWi1965, 11). Illustr.
• Erium bromi (Ferris, 1918); Lindinger 1935a: 122. change of combination
• Trionymus utahensis (Cockerell, 1916); McKenzie & Williams 1965: 11. change of combination and rank

Common Names

• Utah grass mealybug McKenz1967

Ecological Associates

Hosts:

Families: 2 | Genera: 8

Geographic Distribution

Keys

• MillerMc1973: pp.531 ( Adult (F) ) [North America]
• MillerMc1971: pp.595 ( Adult (F) ) [North America]
• McKenz1967: pp.460 ( Adult (F) ) [U.S.A., California]
• McKenz1961: pp.48 ( Adult (F) ) [North America]
• McKenz1960: pp.765 ( Adult (F) ) [North America]
• Ferris1953a: pp.482 ( Adult (F) ) [North America]
• Ferris1950b: pp.252 ( Adult (F) ) [North America]

Remarks

• Biology: Occurring concealed between the sheaths and the stem of the host plant.
• General Remarks: Good description and illustration of the adult female given by Ferris (1950b) (as T. bromi), McKenzie & Williams (1965) and by McKenzie (1967).

Illustrations

Citations