Psilobyrsa

Taxonomy

Psilobyrsa Drake and Hambleton, 1935

Type species: Psilobyrsa aechemeae Drake and Hambleton

Diagnostic characters

Head short, clypeus not surpassing apical half of first antennal segment; length of antennal segment I three times longer than that of segment II, 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.
slightly bulbous, not extending beyond the apex of head; paranotumparanotum:
lateral extension of pronotum; may be carinate, explanate, or reflexed
not expanded; 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
; costal areacostal area:
area of the costa delineated by the first longitudinal vein of the wing, usually running along the anterior margin
broad; discoidal areadiscoidal area:
area of the forewing posterior to the subcostal area
with one tectiformtectiform:
tent-like or roof-shaped
elevation, discoidal cell reaching the middle of hemelytra; second tarsal segment distinctly broader than the first tarsal segment (Froeschner 2001Froeschner 2001:
Froeschner, R. C. 2001. Lace Bug Genera of the World, II: Subfamily Tinginae: Tribes Litadeini and Ypsotingini (Heteroptera: Tingidae). Smithsonian Contributions to Zoology 611: 1-27).

Distribution

Neotropical (Brazil) (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., Froeschner 2001Froeschner 2001:
Froeschner, R. C. 2001. Lace Bug Genera of the World, II: Subfamily Tinginae: Tribes Litadeini and Ypsotingini (Heteroptera: Tingidae). Smithsonian Contributions to Zoology 611: 1-27, Guilbert 2019Guilbert 2019:
Guilbert, E. 2019. Lace bugs database - http://www.hemiptera-databases.com/tingidae, 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)

Interceptions at US ports of entry 1984 to 2018

Intercepted species	Shipment origin(s)	Inspected host(s)
Psilobyrsa aechemeae Drake & Hambleton	Honduras, South Africa*	Zea Mays, Protea sp.

* This genus is known from the Neotropics. It is not certain if any of its species are introduced in South Africa.

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., Froeschner 2001Froeschner 2001:
Froeschner, R. C. 2001. Lace Bug Genera of the World, II: Subfamily Tinginae: Tribes Litadeini and Ypsotingini (Heteroptera: Tingidae). Smithsonian Contributions to Zoology 611: 1-27, Guilbert 2019Guilbert 2019:
Guilbert, E. 2019. Lace bugs database - http://www.hemiptera-databases.com/tingidae, 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

Additional images

Psilobyrsa images at the Smithsonian