Hispines of the World

 

Monagonia Uhmann 1931e: 2

 

Synonomys

 

None.

Type Species

 

Agonia serena Weise.

Diagnosis

 

Monagonia can be distinguished by the following combination of characters:

  • lateral margin of pronotum and elytra without long, stiff spines
  • head without frontal horn between antennae
  • pronotum with seta in each posterior angle
  • elytra without scutellar row of punctures
  • tarsi with 1 claw, orad directed; not thick at base

Description

 

Body slender; color yellow-brown with black markings; total length 4.9 to 6.0 mm.

Head: large; vertex smooth; eye large, rounded.

Antenna: with 11-antennomeres; short; as long as head and pronotum combined; antennomere 1 longer than 2, obconic, thick; 2 thick, cylindrical; 3 to 10 subequal in length, each shorter than 2, cylindrical; 11 rounded at apex.

Pronotum: conical; lateral margin straight; anterior angle weakly angulate; anterior margin straight; posterior angle acute; posterior margin weakly sinuate; convex; surface irregularly punctate; with 2 weak basal impressions.

Scutellum: quadrate; rounded at apex.

Elytron: lateral margin straight, smooth; exterior apical angle and apex rounded; humerus rounded, not produced; with 8 rows of punctures, additional rows present between rows 3 and 4 after middle; tricostate, costa 3 more developed.

Leg: long, slender; tarsi with 1 claw, orad directed, not thick at base.

Distribution

 

Indonesia, Vietnam.

World Fauna

 

Described species: 2 (Staines 2012). Key: none.

Hosts

 

Unknown.

References

 

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

Uhmann, E. 1931e. Hispinen aus Sumatra (31. Beitrag zur Kenntnis der Hispinen (Col. Chrys.)). Miscellanea Zoologica Sumatrana 54:1‑4.

 

Content last updated April 2014
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