Astreptolabis ethirosomatia
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Ordo: Dermaptera
Familia: Pygidicranidae
Genus: Astreptolabis
Name
Astreptolabis ethirosomatia Engel sp. n. – Wikispecies link – ZooBank link – Pensoft Profile
Holotype
AMNH Bu-FB20; adult female; amber, mid-Cretaceous, Myanmar: Kachin State (nr. Myitkyina), ex coll. Federico Berlöcher; deposited in the Division of Invertebrate Zoology (Entomology), American Museum of Natural History, New York.
Diagnosis
As for the genus (vide supra).
Description
As for the subfamily and genus, with the following additions: Female: Total length as preserved (including cerci) ca. 3.5 mm; head medial length from clypeal apex to posterior border 0.38 mm, maximum width (across level of compound eyes) 0.56 mm; compound eye length 0.13 mm; length of head behind compound eye 0.11 mm. Pronotum medial length 0.45 mm, anterior width 0.47 mm, posterior width 0.70 mm; tegmen length 1.21 mm, maximum width 0.49 mm. Abdominal length as preserved (excluding cerci) 1.65 mm, maximum width 0.44 mm; cercal forceps length 0.65 mm, basal width 0.05 mm, separation between bases 0.12 mm. Integument as preserved apparently brown to dark brown, impunctate, dull, matt throughout. Legs without spines or bristle-like setae. Setae of body short and dense except more elongate setae posterolaterally on abdominal terga (Fig. 1).
Male: Unknown.
Etymology
The specific epithet is a combination of the Greek words etheira (meaning, “hairy”) and somation (diminutive form of the word for, “body”).
Original Description
- Engel, M; 2011: New earwigs in mid-Cretaceous amber from Myanmar (Dermaptera, Neodermaptera) ZooKeys, 130: 137-152. doi
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