Ecnomidae

Cartwright, David I., 2010, Descriptions of 2 new genera and 13 new species of caddisflies from Australia (Trichoptera: Ecnomidae), Zootaxa 2415, pp. 1-21 : 3

publication ID

https://doi.org/ 10.5281/zenodo.194387

DOI

https://doi.org/10.5281/zenodo.6202132

persistent identifier

https://treatment.plazi.org/id/AA598020-186F-FF95-9DE8-3AEBFA531F48

treatment provided by

Plazi (2016-04-09 12:04:00, last updated 2024-11-26 08:04:21)

scientific name

Ecnomidae
status

 

Key to Australian (and southwest Pacific) genera of Ecnomidae View in CoL

(after Flint 1973, Li and Morse 1997, Cartwright 2008, 2009)

1 Forewing fork 1 present ( Cartwright 1990: fig.9) ...................................................................... Ecnomus ( Australia) View in CoL .

- Forewing fork 1 absent (Figs 1, 7)................................................................................................................................ 2

2 Hind wing with fork 3 absent (Fig. 1) ......................................................................................................................... 3

- Hind wing with fork 3 present ( Fig. 7 View FIGURES 7 – 11 ) ......................................................................................................................... 4

3 Forewing fork 2 with short footstalk, footstalk about same length as crossvein r -m; fork 3 sessile ( Ward and Schefter 2000, fig. 4); head dorsally with posterior occipital warts positioned longitudinally ( Ward and Schefter 2000, fig. 1) ............................................................................................................................................. Agmina ( New Caledonia).

- Forewing fork 2 with a long footstalk, footstalk about 4 times length of crossvein r -m; fork 3 with long footstalk (Fig. 1); head dorsally with posterior occipital warts positioned transversly (Fig. 2). Absensomina (NE-Queensland).

4 Forewing with both forks 2 and 3 relatively short and with long footstalks, and hind wing with fork 3 shorter than footstalk ( Fig. 7 View FIGURES 7 – 11 ; Ward and Schefter 2000, fig. 59) ..................................................................................................... 5

- Forewing with both forks 2 and 3 relatively long and with short footstalks, and hind wing with fork 3 longer than footstalk ( Cartwright 2008, figs 1, 3, 5; Cartwright 2009, figs 4, 14) ......................................................................... 6

5 Hind wing fork 2 relatively short with long footstalk, footstalk about 3 times length of crossvein r -m; humeral lobe present ( Fig. 7 View FIGURES 7 – 11 ) ..................................................................................................................... Wellsomina (N-Australia).

- Hind wing fork 2 relatively long with short footstalk, footstalk about as long as crossvein r -m; humeral lobe absent ( Ward and Schefter 2000, fig. 59)........................................................................ Ecnomina kavinia ( New Caledonia).

6 Female with single elongate lobe or process on sternite VIII ( Cartwright 2008, figs 173–195; Neboiss 2003, fig. 16A); head with occipital warts aligned transversely ( Cartwright 2008, figs 4, 6); forewing fork 2 usually without nygma ( Cartwright 2008, figs 3, 5); larva with head and notal sclerotisation not uniformly pigmented ( Cartwright 1997, fig. 1.4) ............................................................................................... Ecnomina View in CoL ( Australia and New Zealand).

- Female with pair of relatively large lobes on sternite VIII ( Cartwright 2008, figs 55–62; Cartwright 2009, figs 37– 40; Neboiss 2003, fig. 16E); head with occipital warts aligned longitudinally ( Cartwright 2008, fig. 2; Cartwright 2009, fig. 15); larva with head and notal sclerotisation uniformly pigmented ( Cartwright 1997, figs 1.1, 1.3) ........... ...................................................................................................................................................................................... 7

7 Forewing with cross veins r -m and m contiguous at fork 3 ( Cartwright 2009, figs 4, 14); female usually with pair of large irregular-shaped lobes or processes on sternite VIII ( Cartwright 2009, figs 37–40); Fore- and hind wings with fork 2 usually with footstalk, rarely sessile, forewing fork 2 without nygma ( Cartwright 2009, figs 4, 14); scutellum with oval scutal wart ( Cartwright 2009, fig. 15); larva with head and notal sclerotisation uniformly dark (orangebrown), head angular laterally ( Cartwright 1997, Fig. 1.1) ............................................ Austrotinodes (E. Australia) View in CoL .

- Forewing with cross veins r -m and m not contiguous at fork 3 ( Cartwright 2008, fig. 1); female with pair of large rounded or ‘tongue-shaped’ lobes on sternite VIII ( Cartwright 2008, figs 55–62; Neboiss 2003, fig. 16E); fore- and hind wings with fork 2 usually sessile, rarely with short footstalk, forewing fork 2 usually with nygma ( Cartwright 2008, fig. 1); scutellum with heart-shaped scutal wart ( Cartwright 2008, fig. 2); larva with head and notal sclerotisation uniformly pale (light yellow), head rounded laterally ( Cartwright 1997, fig. 1.3).................................................. ................................................................................................................................ Daternomina (S and E. Australia).

Cartwright, D. I. (1990) The Australian species of Ecnomus McLachlan (Trichoptera: Ecnomidae). Memoirs of the Museum of Victoria, 51, 1 - 48.

Cartwright, D. I. (1997) Preliminary guide to the identification of late instar larvae of Australian Ecnomidae, Philopotamidae and Tasimiidae (Insecta: Trichoptera). Identification guide no. 10. Co-operative Research Centre for Freshwater Ecology, Albury. 33 pp.

Cartwright, D. I. (2008) A review of the Australian species of Ecnomina Kimmins and Daternomina Neboiss (Trichoptera: Ecnomidae). Zootaxa, 1774, 1 - 76.

Cartwright, D. I. (2009) Austrotinodes Schmid, a South and Central American caddisfly genus, newly recorded in Australia, with the description of new species (Trichoptera: Ecnomidae). Zootaxa, 2142, 1 - 19.

Flint, O. S. (1973) Studies of Neotropical Caddisflies, XXXIII: New species from Austral South America (Trichoptera). Smithsonian Contributions to Zoology, 377, 1 - 100.

Li, Y. J. & Morse, J. C. (1997) Species of the genus Ecnomus (Trichoptera: Ecnomidae) from the People's Republic of China. Transactions of the American Entomological Society, 123, 85 - 134.

Neboiss, A. (2003) New genera and species, and new records, of Tasmanian Trichoptera (Insecta). Papers and Proceedings of the Royal Society of Tasmania, 136, 43 - 82.

Ward, J. B. & Schefter, P. W. (2000) A new genus and twenty new species of New Caledonian Ecnomidae (Trichoptera). Records of the Canterbury Museum, 14, 55 - 87.

Gallery Image

FIGURES 7 – 11. Wellsomina spp. 7 – 8: Wellsomina stuarti sp. nov. 7: Forewing and hind wing. 8: Head and thorax, dorsal view. 9 – 11: Wellsomina baru sp. nov. male genitalia in left lateral, ventral and dorsal views.

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Trichoptera

Family

Ecnomidae