Meenoplidae

Definition

A family of small fulgoromorph planthoppers (Hemiptera) distinguished by sensory pits along one or more claval wing veins, broad faces with strongly elevated lateral carinae, and tent-like wing posture at rest. Adults are typically less than 10 mm, feed mainly on monocots, and possess flattened star-shaped plate organs on their antennae—a trait shared with Kinnaridae and Achilixiidae. Nymphs occur near the soil surface. The family comprises approximately 100 species in 25 genera, restricted to the Old World with roughly half the diversity in Africa; species identification relies primarily on male genitalia. Two subfamilies are recognized: Meenoplinae and Kermesiinae. Several species are troglobitic, including Phaconeura pluto and Tsingya clarkei.

Etymology

From the type genus Meenoplus (etymology uncertain) + Latin -idae, family suffix.

Example

Meenoplus cancavus, a cave-dwelling meenoplid from the Pacific islands, exhibits reduced pigmentation and elongated appendages typical of troglobitic Hemiptera.

Related Terms

• Fulgoromorpha
• Kinnaridae
• Achilixiidae
• planthopper
• claval vein
• troglobite
• Hemiptera

Usage Notes

Distinguished from the superficially similar Kinnaridae by the combination of claval sensory pits, elongate terminal labial segment, and usually present median ocellus. The family's Old World distribution contrasts with the more widespread Kinnaridae. Antennal plate organs provide a useful synapomorphy for recognizing this group in field collections, though definitive identification requires dissection of male genitalia.