Clubbed Talontail, Crenigomphus hartmanni, Knoppiekloustert.

Crenigomphus hartmanni Clubbed Talontail Young Male Male

Crenigomphus hartmanni Clubbed Talontail Male Young Male

Crenigomphus hartmanni Clubbed Talontail Female Female

Short description:

Clubbed Talontail, Crenigomphus hartmanni, Knoppiekloustert is fairly large, dull yellowish green and brown striped, with very distinct club with two small foliations on each side.

Family Gomphidae Rambur, 1842

More Images:

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Key identification features:

Male  100 595 Crenigomphus hartmanni Clubbed Talontail Young Male Songimvelo Nature Reserve MP RSA Feb 2019r 7

  • Face greenish yellow with faint brownish markings,with brown bar across front of frons. 100 1796 Crenigomphus hartmanni Clubbed Talontail Male Melkrivier LP RSA Dec 2017r 22  Head brownish black above with yellowish green undulated ridge running across top of head, back of head brownish black. 100 1793 Crenigomphus hartmanni Clubbed Talontail Male Melkrivier LP RSA Dec 2017r 8  Neck brownish with greenish hind margin.
  • Eyes greyish turquoise above, light grey below. 100 1796 Crenigomphus hartmanni Clubbed Talontail Male Melkrivier LP RSA Dec 2017r 22
  • Thorax yellowish green with narrow indistinct brown stripes. 100 1793 Crenigomphus hartmanni Clubbed Talontail Male Melkrivier LP RSA Dec 2017r 8    100 1794 Crenigomphus hartmanni Clubbed Talontail Male Melkrivier LP RSA Dec 2017r 6    100 1795 Crenigomphus hartmanni Clubbed Talontail Male Melkrivier LP RSA Dec 2017r 15
  • Wings lightly greenish smoky with distinctly yellow costa that mellows with age. Pterostigmas narrow,black, fairly long (4.0–4.5 mm), bordered in front by yellow vein.
  • Abdomen with complex pattern of yellow, yellowish green and brown,with a fine sharply-defined brown patch at each segment joint. 100 1799 Crenigomphus hartmanni Clubbed Talontail Male Melkrivier LP RSA Dec 2017r 36  Segment 7 mostly yellowish green with black dorsal patch in second half. Segments 8, 9 and especially segment 10 very swollen, yellowish, reddish brown and black, with small yellow and black edged foliations. 100 1800 Crenigomphus hartmanni Clubbed Talontail Male Melkrivier LP RSA Dec 2017r 38 Appendages are large, light brown, Superior appendages robust and curved curve downwards Inferior appendages robust and right-angled. 102 561 Talontail r 1   102 562 Talontail r 4   102 563 Talontail r 3Tips of appendages are black. This give this species a large clubbed abdomen with talon-like powerful appendages.    

Females  100 2410 Crenigomphus hartmanni Clubbed Talontail Young Female Songimvelo Nature Reserve MP RSA Feb 2019r 2

  • Similar to male.    100 3136 Crenigomphus hartmanni Clubbed Talontail Female Close up Leselo Lodge LP RSA OCT 2020r 5
  • Eyes greyish turquoise above, light grey below (Diagnostic)  100 3140 Crenigomphus hartmanni Clubbed Talontail Female Close up Leselo Lodge LP RSA OCT 2020r 16  100 3141 Crenigomphus hartmanni Clubbed Talontail Female Close up Leselo Lodge LP RSA OCT 2020r 18  100 3142 Crenigomphus hartmanni Clubbed Talontail Female Close up Leselo Lodge LP RSA OCT 2020r 19 Bright green when young
  • Thorax brown with two what bands edges with brown stripes wit a yellow band in between the white bands. 100 3137 Crenigomphus hartmanni Clubbed Talontail Female Close up Leselo Lodge LP RSA OCT 2020r 9  Dorsal thorax dull brown triangular markings alongside the dorsal carina with white stripe next to the bright brown humeral stripes  100 3138 Crenigomphus hartmanni Clubbed Talontail Female Close up Leselo Lodge LP RSA OCT 2020r 12    100 3139 Crenigomphus hartmanni Clubbed Talontail Female Close up Leselo Lodge LP RSA OCT 2020r 14
  • Wings smokey more distinct towards the forward tip area. Wing costal vein bright yellow. 100 3148 Crenigomphus hartmanni Clubbed Talontail Female Close up Leselo Lodge LP RSA OCT 2020r 32Pterostigmas slightly longer than male (5 mm).  
  • Abdomen noticeably more thickened than male. 100 3143 Crenigomphus hartmanni Clubbed Talontail Female Close up Leselo Lodge LP RSA OCT 2020r 22  100 3145 Crenigomphus hartmanni Clubbed Talontail Female Close up Leselo Lodge LP RSA OCT 2020r 25  Segments 8 and 9 brownish but not swollen with small yellowish brown black-edged foliations  100 3146 Crenigomphus hartmanni Clubbed Talontail Female Close up Leselo Lodge LP RSA OCT 2020r 27
Habitat:
  • This species is found around lakes, pools, swift open savanna streams and rivers, with tall grass and thorn bush nearby.
  • Often faster sections with bare banks, rocks and a gravelly and/or sandy bottom
  • From 200 to 1900 m above sea level, but mostly below 1400, although possibly down to sea level.
Behaviour:
  • Hunts from rocks in or near streams or rivers. Also perches conspicuously on tops of tall grass and small bushes. Sometimes found away from the water.
Compared with other species:

Male

  • Looks similar to the Horned Talontail, (no image available) C. cornutus, but C. hartmanni has lighter abdomen and much larger foliations and club.
  • May be misidentified when using thorax pattern and abdomen markings with Ceratogomphus pictus   100 1495 Ceratogomphus pictus Common Thorntail Male Hertzogberg MP RSA Nov 2017r 8  (Common Thorntail) and Onychogomphus supinus  100 1766 Onychogomphus supinus Lined Claspertail Male Melkrivier LP RSA Dec 2017r 6  (Lined Claspertail)

Females

Identification guides

Click HERE for an identification guide for Clubtails based on images of the thorax

Click HERE for an identification guide for Clubtails based on the features foliations and clubtails

Images of southern African Clubtails

Distribution

Distribution Mao May 2020Distribution Map
South Africa
Physical Map South Africa Physical Map
South Africa
Political Map South Africa Political Map
South Africa

Crenigomphus hartmanni Clubbed Talontail Africa Distribution Map Nov 2021Distribution Map
Africa

Physical Map AfricaPhysical Map
Africa

Political Map AfricaPolitical Map
Africa

South Africa

  •  Common and widespread across the warm eastern and northern side of South Africa. 

Africa

  • Burundi; Democratic Republic of the Congo; Kenya; Malawi; Mozambique; Namibia; Republic of South Africa; Tanzania; Uganda; Zambia; Zimbabwe;
Further reading:

Websites of interest:

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