Tipula (Platytipula) sessilis Edwards, 1921

Zhang, Bing, Ren, Jinlong, Li, Yan & Yang, Ding, 2020, New and little-known species of Tipula Linnaeus (Diptera, Tipulidae) from Laos, with a new synonym, ZooKeys 982, pp. 11-31 : 11

5. Tipula (Platytipula) sessilis Edwards, 1921 Figs 34-37

Tipula sessilis Edwards 1921: 110 (as new name for Pachyrhina demarcata Brunetti, 1912).

Pachyrhina demarcata Brunetti 1912: 344. Type locality: India: Darjiling.

Tipula xanthopleura Edwards 1928: 698. Type locality: India: Kumaon, Muktesar.

Tipula (Schummelia) pergrata Alexander 1936b: 171. Type locality: India: Assam, Khasi Hills, Cherrapunji.

Tipula (Platytipula) xanthopleura : Savchenko 1961: 67.

Tipula (Schummelia) sessilis : Alexander and Alexander 1973: 57.

Tipula (Schummelia) xanthopleura : Alexander and Alexander 1973: 57.

Tipula (Schummelia) demarcata : Joseph 1974: 251.

Diagnosis.

Thoracic prescutum has three brown stripes; wing is brownish yellow and with brown pterostigma; Rs is a little longer than R2+3 and relatively straight; petiole of cell m1 is short. Abdomen is brownish yellow; notch of ninth sternite has a depressed semicircular lobe; lobe of gonostylus slender and gradually narrowed to obtuse tip, before the apex slightly narrower; clasper of gonostylus is a shallow, beak blackened, surface with abundant minute setae, lower lobe well developed ( Alexander 1936b: 171, pl. 2, fig. 25).

Type material examined.

Holotype, male, India: Kumaon, Muktesar, Khasi Hills, Cherrapunji, 1 April 1922 ( T. B. Fletcher) (BMNH).

Distribution.

China (Xizang), India (Assam, Uttarakhand, Uttar Pradesh, W Bengal), “Indochina” (=?Laos), Tajikistan.

Figures

Figures 34 - 37. Tipula (Platytipula) sessilis Edwards, male 34 habitus, lateral view 35 head and thorax, dorsal view 36 hypopygium, dorsal view 37 right wing.