Valid Names Results

Acanthococcus dubius (Cockerell, 1896) (Eriococcidae: Acanthococcus)

Nomenclatural History

• Eriococcus dubius Cockerell 1896h: 18. Type data: MEXICO: Ciudad de Valles, on unknown shrub, 13/10/1894, by T.D.A. Cockerell. Lectotype, female, by subsequent designation (MillerMi1992,29-33). Type depository: Washington: United States National Entomological Collection, U.S. National Museum of Natural History, District of Columbia, USA; accepted valid name
• Eriococcus quercus toumeyi Cockerell 1900i: 594. Type data: UNITED STATES: Arizona, Tuscon, on Prosopis velutina, ?/11/1899, by Toumey & Cockerell. Syntypes, female, Type depository: London: The Natural History Museum, England, UK; junior synonym (discovered by MillerMi1992, 29-33).
• Eriococcus cockerelli Essig 1913a: 179-181. Type data: MEXICO: Sonora, Nacon Chico, on "Chino" (Cinchona sp?), 01/05/1911, by C.H.T. Townsend. Syntypes, female, Type depository: Washington: United States National Entomological Collection, U.S. National Museum of Natural History, District of Columbia, USA; junior synonym (discovered by Ferris1955a, 124). Illustr.
• Eriococcus paenulatus Ferris 1920b: 18-19. Type data: UNITED STATES: California, near Stanford University, on Artemisia californica, by Ferris. Syntypes, female, Type depository: Davis: The Bohart Museum of Entomology, University of California, California, USA; junior synonym (discovered by MillerMi1992, 29-33). Illustr.
• Eriococcus stanfordianus Ferris 1920b: 21-22. Type data: UNITED STATES: California, Jasper Ridge, near Stanford University, beneath a stone, ?/11/1917, by Ferris. Syntypes, female, Type depository: Davis: The Bohart Museum of Entomology, University of California, California, USA; junior synonym (discovered by MillerMi1992, 29-33). Illustr.
• Eriococcus villosus Ferris 1920b: 22-23. Type data: UNITED STATES: California, Santa Clara Co., New Year's Point, on Eriogonum latifolium, by Ferris. Syntypes, female, synonym and homonym (discovered by MillerMi1992, 29-33). Replacement name for Eriococcus villosus Froggatt 1916 Illustr.
• Eriococcus toumeyi Cockerell, 1900; Ferris 1921: 77. change in status (level) Illustr.
• Nidularia cockerelli (Essig, 1913); Lindinger 1933a: 108. change of combination
• Nidularia paenulata (Ferris, 1920); Lindinger 1933a: 116. change of combination
• Nidularia stanfordiana (Ferris, 1920); Lindinger 1933a: 116. change of combination
• Nidularia villosa (Ferris, 1920); Lindinger 1933a: 117. change of combination
• Nidularia dubia (Cockerell, 1896); Lindinger 1933a: 108. change of combination requiring emendation of specific epithet for agreement in gender
• Nidularia villosula Lindinger 1943b: 223. replacement name that is a synonym (discovered by Lindin1943b, 223). Replacement name for Eriococcus villosus Ferris 1920b
• Eriococcus villosulus Ferris, 1920; Hoy 1963: 124. change of combination
• Acanthococcus dubius (Cockerell, 1896); Miller & Miller 1992: 29-33. change of combination Illustr.
• Ericoccus dubius; Meurgey 2011: 81. misspelling of genus name Notes: Misspelling of Eriococcus dubius

Common Names

• eriococcido incierto MestreHaBa2001
• uncertain eriococcin Gill1993 MillerMi1992

Ecological Associates

Hosts:

Families: 12 | Genera: 24

Geographic Distribution

Keys

• GonzalCl2011: pp.211 ( Adult (F) ) [Key to the species Acanthococcus with six setae on prothoracic tibiae present in the Neotropical region ]
• FoldiKo2007: pp.62 ( Adult (F) ) [Key to species of Eriococcus discussed here from South America]
• Koszta1996: pp.228 ( Adult (F) ) [Acanthococcus species of Northeastern North America] Key as: Acanthococcus dubius
• Gill1993: pp.156 ( Adult (F) ) [Acanthococcus species of California] Key as: Acanthococcus dubius
• MillerMi1993: pp.8 ( Adult (F) ) [Acanthococcus species of the eastern United States] Key as: Acanthococcus dubius
• MillerMi1992: pp.6 ( Adult (F) ) [Acanthococcus species in western North American ] Key as: Acanthococcus dubius
• Ferris1955a: pp.95-97 ( Adult (F) ) [North American species of Eriococcus] Key as: Eriococcus toumeyi, E. villosus, E. stanfordianus

Remarks

• Systematics: Slide-mounted adult female with: enlarged setae conical, with acute or slightly rounded apices, either abundant over dorsum or forming 3 longitudinal lines on each side of body; microtubular ducts short, with 2 sclerotized area (Miller & Miller, 1992). Acanthococcus dubius is extremely variable and may be a species complex (Miller & Miller, 1992).
• Structure: Adult female is narrowly oval and purple to green in color. Ovisac is felted (Miller & Miller, 1992).
• Biology: Females lay between 55 and 150 eggs. This species feeds on roots, crown and undersides of foliage (Miller & Miller, 1992).
• General Remarks: Miller & Miller (1992) provide a detailed description and illustration.

Illustrations

Citations