Hispines of the World

 

Nanocthispa Monros & Viana 1947: 312

 

Synonomys

 

None.

Type Species

 

Octhispa atra Weise.

Diagnosis

 

Nanocthispa can be distinguished by the following combination of characters:

  • the lateral margins of the pronotum and the elytra without long, stiff spines
  • the head without a frontal horn
  • the pronotum with a seta in each anterior angle
  • the apex of the elytra without a tooth-like projection
  • the elytra with 8 rows of punctures for entire length plus a short scutellar row
  • the antennae thickened at apex, not clavate, with 7-antennomeres, antennomere 7 slightly pointed at apex, 2 1.5x length of 1
  • the prosternum does not expand anteriorly to partly cover the mouth

Description

 

Head: vertex finely punctate; opaque; with very fine pubescence; frons depressed, concave, with some sulci; clypeus large, flat, less densely punctate than rest of head, subquadrate; eye small, with carina behind.

Antenna: short, with 7‑antennomeres; antennomere 2 1.5x the length of 1.

Pronotum: subcylindrical; transversely convex.

Scutellum: small, quadrangular; angle rounded.

Elytron: parallel-sided; apex conjointly rounded, with 2 small teeth; with 8 rows of punctures plus scutellar row; tricostate, all unite at apex.

Distribution

 

Argentina.

World Fauna

 

Described species: 1- Nanocthispa atra (Weise) (Staines 2012).

Hosts

 

Unknown.

References

 

Monrós, F. & M. J. Viana. 1947. Revisión sistemática de los Hispidae Argentinos (Insecta, Coleop. Chrysomeloid.). Anales del Museo Argentino Ciencias Naturales "Bernardino Rivadavia" 42:125-324.

Staines, C. L. 2012. Tribe Chalepini. Catalog of the hispines of the world (Coleoptera: Chrysomelidae: Cassidinae). http://entomology.si.edu/Collections_Coleoptera.html

 

Content last updated April 2014
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