Hispines of the World

 

Rhodtrispa Chen & Tan 1964: 414

 

Synonomys

 

Rhoptrispa Chen & Tan (misspelling).

Type Species

 

Hispa dilaticornis Duvivier.

Diagnosis

 

Rhodtrispa can be distinguished by the following combination of characters:

  • lateral margin of pronotum and elytra with long, stiff spines
  • body small, subparallel
  • head with interocular space 1½x width of an eye, not constricted basally
  • antennomere 1 with spine
  • pronotum with anterior margin with branched spine on each side
  • elytra with spines on disc
  • tarsal claws not fused, symmetrical

Description

 

Body small, oblong; subparallel; subconvex; color black with metallic reflections; total length 3.0 to 3.4 mm.

Head: small; convex; not constricted basally; vertex rugose, with interocular space 1½x width of an eye.

Antenna: reaches to base of pronotum; slightly thickening apically; with 11-antennomeres; antennomere 1 incrassate, without spine; 2 short, subcylindrical; 3 cylindrical, longer than 2; 4 subequal in length to 2; 1 to 6 sulcate; 7 to 11 pubescent.

Pronotum: transverse; lateral margin rounded, with 3 spines- 2 on common base and a single (2+1); anterior angle rounded; anterior margin curved forward, with branched spine on each side; posterior angle acute; posterior margin bisinuate; surface punctate, with weak transverse impression basally, with scattered short yellowish setae.

Scutellum: pentagonal.

Elytron: lateral margin straight, with long spines; exterior apical angle rounded, with long spines; apical margin rounded, with long spines; humerus angulate, not produced; with 8 rows of punctures plus scutellar row basally, 9 rows medially, 10 rows apically; disc with irregularly placed erect spines.

Venter: covered with short yellowish setae.

Leg: tarsal claws not fused, symmetrical.

Distribution

 

Afghanistan, Bangladesh, Bhutan, China, Eritrea, Ethiopia, India, Laos, Nepal, Sri Lanka, Taiwan, Thailand, United Arab Emirates, Vietnam.

World Fauna

 

Described species: 1- Rhodtrispa dilaticornis (Duvivier) (Staines 2012).

Hosts

 

Arthraxon, Oryza, Panicum (Poaceae).

References

 

Chen, S. H., & C. C. Tan. 1964. New species of Dactylispa from China (Coleoptera, Hispinae). Acta Entomologica Sinica 13:414-427.

Staines, C. L. 2012. Tribe Hispini. 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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