100 2679 Phyllogomphus selysi Bold Leadtail Male Ndumo KZN RSA Mch 2018r 8 107 546 IMG 2701 1 Phyllogomphus selysi Bold Leaftail 107 545 IMG 2657 1 Phyllogomphus selysi Bold Leaftail

Bold Leaftail   Lowerstert

Phyllogomphus selysi (Schouteden, 1933)
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Image  Male
101 514 Phyllogomphus selysi Bold Leaftail Female Tshipise LP RSA December 2012 100 2680 Phyllogomphus selysi Bold Leadtail Male Close up Ndumo KZN RSA Mch 2018r 1
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Short Description:

Bold Leaftail, Phyllogomphus selysi, Genus Phyllogomphus, Family Gomphidae, very largesized, black and bright yellow striped, with a narrow abdomen and very large  black foliations.

Key identification features:

Male:

  • Face light greenish yellow with fine spots and lines. Head black with some yellow between the eyes from above.100 2684 Phyllogomphus selysi Bold Leadtail Male Close up Ndumo KZN RSA Mch 2018r 18  100 2682 Phyllogomphus selysi Bold Leadtail Male Close up Ndumo KZN RSA Mch 2018r 8
  • Eyes light turquoise with brownish hue.Neck mostly dark brown. 100 2684 Phyllogomphus selysi Bold Leadtail Male Close up Ndumo KZN RSA Mch 2018r 18
  • Thorax with equally wide black and bright yellow stripes. Between these yellow stripes is three dotted line 100 2682 Phyllogomphus selysi Bold Leadtail Male Close up Ndumo KZN RSA Mch 2018r 8 100 2681 Phyllogomphus selysi Bold Leadtail Male Close up Ndumo KZN RSA Mch 2018r 6 100 2683 Phyllogomphus selysi Bold Leadtail Male Close up Ndumo KZN RSA Mch 2018r 14 
  • Wings clear becoming smoky with age, inner hind margin of the hindwing very pointed. Pterostigmas moderately long (4.0–4.5 mm), black. 100 2691 Phyllogomphus selysi Bold Leadtail Male Close up Ndumo KZN RSA Mch 2018r 61
  • Abdomen with bright yellow and black rings, S4-6 with pairs of yellow basal spots, very wide yellow ring on first two-thirds of segment 7. 100 2686 Phyllogomphus selysi Bold Leadtail Male Close up Ndumo KZN RSA Mch 2018r 26 100 2689 Phyllogomphus selysi Bold Leadtail Male Close up Ndumo KZN RSA Mch 2018r 42 Foliations on segment 8 huge, black, overlapping part of segment 9. 100 2688 Phyllogomphus selysi Bold Leadtail Male Close up Ndumo KZN RSA Mch 2018r 36 Superior appendages long and yellow becoming pointed and slightly upturned. Inferior appendages black with well defined hook at end Half the length of superior appendages, brown with hook at end. Cerci about 2x as long as epiproct.100 2690 Phyllogomphus selysi Bold Leadtail Male Close up Ndumo KZN RSA Mch 2018r 48
  • Hamules huge, black, triangular ending in sharp hooks. Posterior hamule slender, its posterior border almost straight

Female: 101 514 Phyllogomphus selysi Bold Leaftail Female Tshipise LP RSA December 2012

  • Similar to male
  • Pterostigmas longer (4.5–5.0 mm), narrower and browner,
  • Foliations on segment 8 huge but slightly smaller than in the male
  • Abdomen stouter.
Compared with other species:
  • Similar to Flapper Hooktail, Paragomphus sabicus125 501 Flapper Hooktail Male KZN RSA Dec 2017r 3  Gomphidia quarrei (Southern Fingertail) 100 1749 Gomphidia guarrei Southern Fingertail Male1 Melkrivier LP RSA JDec 2017r 1 Ictinogomphus ferox (Common Tigertail) 100 1494 Ceratogomphus pictus Common Thorntail Male Hertzogberg MP RSA Nov 2017r 4  Onychogomphus supinus (Lined Claspertail) 100 1765 Onychogomphus supinus Lined Claspertail Male Melkrivier LP RSA Dec 2017r 4 and P. sabicus (Flapper Hooktail)100 1907 Paragomphus sabicus Flapper Hooktail Male Close up Ndumo KZN RSA Mch 2018r 1
  • Differences in the claspers. O. quarrei has no foliations and short slender upper appendages with a very short lower appendage. O. supinus have inferior appendages that are very fine, upwardly curved with two fine prongs when viewed from side. I. Ferox has inferior (lower) appendages that curves upwards to tough the superior appendages and large foliations below S 8. P. magnus has very large superior appendages with the tips curving back to almost face S10 and no foliations. P. sabicus has superior appendages that are long, slender and gently curved, yellow with brown tips.
  • Foliations on P. selysi distinct
  • The abdominal stripes, dorsal thorax and the markings on the side of the thorax are diagnostic in the mentioned species
Distribution and habitat:
  • Rare in South Africa, having only been recorded a few times in the northern region of KZN, MP and LP 
  • Mostly rivers, but also large lakes and streams and possibly flowing channels in marshes, in open landscapes, open areas in forest or shaded by gallery forest. Often with a sandy and/or soft (like muddy) bottom. From 0 to 1400 m above sea level.
Behaviour:
  • The adults are mostly in bush away from water. It flies high and fast among bushes and trees, settling occasionally, but remaining alert.
Further reading and other information:
http://vmus.adu.org.za/vm_map_afr.php?&database=odonata&grid=2&outline=1&key=0&map=4&spp=666070 Books:
The Dragonflies and Damselflies of Eastern Africa ... p.124
A Guide to Dragonflies and Damselflies of South Africa Ed 2) p. 126 
Dragonfly Biotic Index ... p. 119

Websites:

Odonata Atlas of Africa Number 666070  
A Visual Guide to the Damselflies and Dragonflies of South Africa
The IUCN Red List of Threatened Species Least Concern
African Dragonflies & Damselflies Online
Other Information:
Size Comparison Diagram
Dragonflies, Damselflies
Morphology of a
Dragonfly,  Damselfly
Map of South Africa
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