Published August 31, 2007 | Version v1
Taxonomic treatment Open

Parachironomus Lenz 1921

Description

Parachironomus Lenz

(Figs. 29, 30, 33)

The genus Parachironomus is widespread, but it is never abundant in the region: no species was found in Sulawesi by Ashe (1990). Parachironomus tobaquartus Kikuchi & Sasa (1990) was described in the adult stage from Lake Toba, Sumatra.

Two species occured as larvae in post-tsunami pools and both belong to the arcuatus group (Pinder & Reiss, 1983) having simple SI setae and a convex mentum with dark teeth. One is identical to P. ‘K1’ (Cranston, 2000) reported from northern Australia, having numerous small teeth laterad to a typical mentum (Fig. 30). This larval type was found only on three consecutive sampling occasions at one site (Hard Klong Luang) in Krabi. The other, a single individual from a dilute and unimpacted pool, differs in having a typical mentum for Parachironomus but with very narrow ventromental plates and a strongly scalloped anterior margin (Fig. 33).

Notes

Published as part of Cranston, Peter S., 2007, The Chironomidae Larvae Associated With The Tsunami-Impacted Waterbodies Of The Coastal Plain Of Southwestern Thailand, pp. 231-244 in Raffles Bulletin of Zoology 55 (2) on page 241, DOI: 10.5281/zenodo.5333182

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Linked records

Additional details

Biodiversity

Family
Chironomidae
Genus
Parachironomus
Kingdom
Animalia
Order
Diptera
Phylum
Arthropoda
Scientific name authorship
Lenz
Taxon rank
genus
Taxonomic concept label
Parachironomus Lenz, 1921 sec. Cranston, 2007

References

  • Ashe, P., 1990. Ecology, zoogeography and diversity of Chironomidae (Diptera) in Sulawesi with some observations relevance to other aquatic insects. In: Knight, W. J. & J. D. Holloway (eds.), Insects and the Rain Forests of South East Asia (Wallacea). The Royal Entomological Society, London, pp. 261 - 268.
  • Cranston, P. S., 2000. Electronic Guide to The Chironomidae of Australian. http: // entomology. ucdavis. edu / chiropage / index. html. Viewed November 2006.