Tag Archives: Stonasla

Stonasla undulata White

Undulated Hopper (Stonasla undulata)

The Undulated Hopper is endemic to the island of Saint Helena; it was originally found in the remaining native vegetation at Casons, more or less in the center of the island.

The species was adapted to the endemic Dogwood tree (Nesohedyotis arborea (Roxb.) Bremek.).

It reaches a length of 0,8 to 0,9 cm and is yellowish green colored, its hemelytra bear some undulated darker stripes.

The species was not found during the latest field searches and might indeed be already extinct. [1] 

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References:

[1] Howard Mendel; Philip Ashmole; Myrtle Ashmole: Invertebrates of the Central Peaks and Peak Dale, St. Helena. Report for the St Helena National Trust, Jamestown 2008

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Photo: Tristan Bantock; The Natural History Museum

(under creative commons license (2.0))  
https://creativecommons.org/licenses/by-nc/2.0/

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edited: 25.05.2021

Stonasla consors White

Straight-lined Hopper (Stonasla consors)

The Straight-lined Hopper is endemic to the island of Saint Helena, where it was apparently found in the remainders of native vegetation on Diana’s Peak and Halley’s Mount.

The species appears to have adapted to the endemic St. Helena Dogwood tree (Nesohedyotis arborea (Roxb.) Bremek.).

It reaches sizes of about 0,7 to 0,9 cm; it is brownish.

The Straight-lined Hopper was not fund during the latest field searches and might indeed be extinct. [1] 

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References:

[1] Howard Mendel; Philip Ashmole; Myrtle Ashmole: Invertebrates of the Central Peaks and Peak Dale, St. Helena. Report for the St Helena National Trust, Jamestown 2008

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Photo: Tristan Bantock; The Natural History Museum

(under creative commons license (2.0))  
https://creativecommons.org/licenses/by-nc/2.0/

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edited: 25.05.2021