Dictyla

Taxonomy

Dictyla Stål, 1874

Type species: Monanthia playtoma Fieber

Diagnostic characters

This cosmopolitan genus is not well-defined taxonomically.

Head short, clypeus not surpassing apical half of first antennal segment, cephalic spinescephalic spines:
a spine on the head
present; bucculaebucculae:
an elevated ridge on either side of the first labial segment
closed anteriorly; pronotumpronotum:
dorsal sclerite of the first thoracic segment
tricarinate; pronotal hoodhood:
term used to describe the modified anterior area of the pronotum, which is sometimes tectiform and sometimes bulbous, with numerous intermediate conditions.
absent or slightly tectiformtectiform:
tent-like or roof-shaped
; paranotumparanotum:
lateral extension of pronotum; may be carinate, explanate, or reflexed
expanded, reflexedreflexed:
bent or curved backwards, as in a reflexed paranotum
and appressed to pronotal disc, lateral carinaecarinae:
elevated ridge or keel
hidden under reflexedreflexed:
bent or curved backwards, as in a reflexed paranotum
pronotumpronotum:
dorsal sclerite of the first thoracic segment
; anterior margin not projecting anterad; osteolar peritreme absent; hemelytrahemelytra:
one of the basally thickened forewings of Hemiptera
with claval areaclaval area:
parallel-sided and sharply pointed anal area of hemelytron
weakly developed, almost entirely covered by posterior margin of pronotumpronotum:
dorsal sclerite of the first thoracic segment
; discoidal areadiscoidal area:
area of the forewing posterior to the subcostal area
usually level, discoidal cell extending beyond the middle of hemelytra; radio-cubitus vein C-shaped (Knudson 2018Knudson 2018:
Knudson, A. H. 2018. The Tingidae (Hemiptera: Heteroptera) of southern Central America (with an emphasis on Costa Rica). Master#39;s thesis. North Dakota University. https://library.ndsu.edu/ir/handle/10365/28773
).

Distribution

Afrotropical, Australasian, Nearctic, Neotropical, Oriental, Palearctic (Drake and Ruhoff 1960Drake and Ruhoff 1960:
Drake, C. J., and F. Ruhoff, A. 1960. Lace-bug genera of the world (Hemiptera: Tingidae). Proceedings of the United States National Museum 112.
, Drake and Ruhoff 1965Drake and Ruhoff 1965:
Drake, C. J., and F. A. Ruhoff. 1965. Lacebugs of the World: A Catalog (Hemiptera: Tingidae) Bulletin of the United States National Museum: 1ndash;634.
, Guilbert 2019Guilbert 2019:
Guilbert, E. 2019. Lace bugs database - http://www.hemiptera-databases.com/tingidae
)

Interceptions at US ports of entry 1984 to 2018

Intercepted species Shipment origin(s) Inspected host(s)
Dictyla alia Drake and Cobben Colombia Ocimum basilicum, Origanum vulgare
Dictyla convergens (Herrich- Schaeffer) Netherlands Hydrangea sp.
Dicytla echii (Schrank) France, Italy, Russia, Spain, Turkey, Ukraine Unknown
Dictyla monotropidia (Stål) Colombia, Costa Rica, Ecuador, El Salvador, Guatemala, Honduras, Mexico Annona muricata, Chamaedorea quetzalteca, Chamaedorea sp., Cyperus papyrus, Dracena marginata, Hydrangea sp., Musa sp., Ocimum basilicum, Origanum vulgare, Passiflora sp., Polyscias scutellaria, Ricinus communis, Salvia officinalis
Dictyla parmata (Distant) Colombia Chrysanthemum sp., Hydrangea sp., Mentha sp., Ocimum basilicum
Dictyla sp. El Salvador, Mexico, Colombia, Kenya Chenopoodium album, Eruca sativa, Hydrangea sp., Mentha sp., Ocimum basilicum

References

Drake and Ruhoff 1960Drake and Ruhoff 1960:
Drake, C. J., and F. Ruhoff, A. 1960. Lace-bug genera of the world (Hemiptera: Tingidae). Proceedings of the United States National Museum 112.
, Drake and Ruhoff 1965Drake and Ruhoff 1965:
Drake, C. J., and F. A. Ruhoff. 1965. Lacebugs of the World: A Catalog (Hemiptera: Tingidae) Bulletin of the United States National Museum: 1ndash;634.
, Guilbert 2019Guilbert 2019:
Guilbert, E. 2019. Lace bugs database - http://www.hemiptera-databases.com/tingidae

Additional images

Dictyla images at the Smithsonian

  Dictyla convergens , dorsal view; photo: Paul Langlois, USDA APHIS PPQ ITP Node, bugwood.org

Dictyla convergens, dorsal view; photo: Paul Langlois, USDA APHIS PPQ ITP Node, bugwood.org

  Dictyla convergens , ventral view; photo: Paul Langlois, USDA APHIS PPQ ITP Node, bugwood.org

Dictyla convergens, ventral view; photo: Paul Langlois, USDA APHIS PPQ ITP Node, bugwood.org

  Dictyla convergens , lateral view; photo: Paul Langlois, USDA APHIS PPQ ITP Node, bugwood.org

Dictyla convergens, lateral view; photo: Paul Langlois, USDA APHIS PPQ ITP Node, bugwood.org

  Dictyla convergens , frontal view; photo: Paul Langlois, USDA APHIS PPQ ITP Node, bugwood.org

Dictyla convergens, frontal view; photo: Paul Langlois, USDA APHIS PPQ ITP Node, bugwood.org

  Dictyla echii , dorsal view; photo courtesy of USDA APHIS PPQ ITP imageID

Dictyla echii, dorsal view; photo courtesy of USDA APHIS PPQ ITP imageID

  Dictyla echii , lateral view; photo courtesy of USDA APHIS PPQ ITP imageID

Dictyla echii, lateral view; photo courtesy of USDA APHIS PPQ ITP imageID

  Dictyla echii  head and thorax, dorsal view; photo courtesy of USDA APHIS PPQ ITP imageID

Dictyla echii head and thorax, dorsal view; photo courtesy of USDA APHIS PPQ ITP imageID

  Dictyla monotropidia , dorsal view; photo: Don Griffiths, Spencer Entomological Collection, Beaty Biodiversity Museum, UBC

Dictyla monotropidia, dorsal view; photo: Don Griffiths, Spencer Entomological Collection, Beaty Biodiversity Museum, UBC

  Dictyla monotropidia , ventral view; photo: Don Griffiths, Spencer Entomological Collection, Beaty Biodiversity Museum, UBC

Dictyla monotropidia, ventral view; photo: Don Griffiths, Spencer Entomological Collection, Beaty Biodiversity Museum, UBC

  Dictyla monotropidia , lateral view; photo: Don Griffiths, Spencer Entomological Collection, Beaty Biodiversity Museum, UBC

Dictyla monotropidia, lateral view; photo: Don Griffiths, Spencer Entomological Collection, Beaty Biodiversity Museum, UBC