Metadelphax propinqua

(Fieber, 1866)

delphacid planthopper

Metadelphax propinqua is a of delphacid in the Delphacidae with a remarkably broad global distribution spanning six continents. It has been introduced to the Nearctic and Neotropical regions. Laboratory studies on a Turkish maintained at 22°C documented an stage of 12 days, nymphal development of 19 days through five instars, and female longevity of 51 days, with averaging 1112 eggs per female. Adults exhibit wing dimorphism, occurring as macropters, brachypters, or intermediary forms.

Metadelphax propinqua by (c) Slimguy, some rights reserved (CC BY). Used under a CC-BY license.Metadelphax propinqua by (c) Slimguy, some rights reserved (CC BY). Used under a CC-BY license.2017 07 08 Toya propinqua by Slimguy. Used under a CC BY 4.0 license.

Pronunciation

How to pronounce Metadelphax propinqua: //ˌmɛtəˈdɛlfæks prəˈpɪŋkwə//

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Distribution

Native to Africa, Australia, the Caribbean, Europe, Northern Asia (excluding China), Central America, North America, Oceania, South America, and Southern Asia. Introduced in the Nearctic and Neotropical regions. Specific distribution records include the Azores (Faial, Flores, Pico, São Jorge, São Miguel).

Life Cycle

stage duration 12 days at 22°C. Five nymphal instars, distinguished by leg characteristics, with total nymphal duration 19 days at 22°C. females live approximately 51 days at 22°C. Adults occur in three wing forms: macropters (fully winged), brachypters (short-winged), and intermediary forms.

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