Home     
 

Print This Page

 Major Groups | Insecta (insects) | Odonata (dragonflies, damselflies) | Pseudocorduliidae
 

Pseudocorduliidae
Pseudocordulia

Major Group: Insecta
Order: Odonata
Family: Pseudocorduliidae
Genus: Pseudocordulia
This family is represented in Australia by a single genus, Pseudocordulia.

Descriptive Features:

  • pubescence very extensive, long, strongly curved setae form a fringe around the body
  • head short and unusually wide
  • eyes strongly protruding laterally and somewhat anteriorly
  • frontal plate developed
  • prementum long, narrow at base, very wide and not flat distally
  • labial palps broadened distally forming a mask, in front of the head, when closed
  • labial palps with 8 large palpal setae and with 7 well developed distal dentations
  • antennae 7-segmented, segments 3, 5-7 markedly longer than segment 4
  • pronotum markedly narrower than head
  • pronotal lobes extremely flat, rounded
  • synthorax also extremely flat, hardly wider than head
  • fore and mid femora distinctively flattened, widened and slightly bowed
  • wing pads parallel, reaching to 2/3 of abdominal tergum 5
  • abdomen very flat, from base to the end of segment 7 almost parallel sided, thence strongly tapered
  • Total length: 20.5 mm
  • Pseudocordulia sp 

    Pseudocordulia sp

    Taxonomic Checklist: Species
    Pseudocordulia circularis Tillyard, 1909
    Pseudocordulia elliptica Tillyard, 1913

    Distribution: NE Qld (Mt Lewis and some other high mountains)

    Sensitivity Rating: none

    Functional Feeding Group: predators

    Ecology: Adults are commonly known as 'mistflies'.
    Instream habitat: Pseudocordulia larvae are generally found within leaf litter at the edges of forest streams.
    Feeding ecology: Larvae are predators.
    Habit:
    Life history:

     

    Information Sources: Theischinger 2001, Theischinger & Hawking 2006, Houston 1988, Theischinger & Hawking 2006
    Key to Species: none

     

     

    Use of this web site and information available from it is subject to our Legal Notice and Disclaimer and Privacy Statement.