Artoriinae, Framenau, 2007

Framenau, Volker W., Castanheira, Pedro De S. & Yoo, Jung-Sun, 2023, The artoriine wolf spiders of Australia: the new genus Kochosa and a key to genera (Araneae: Lycosidae), Zootaxa 5239 (3), pp. 301-357 : 307

publication ID

https://doi.org/ 10.11646/zootaxa.5239.3.1

publication LSID

lsid:zoobank.org:pub:BF1FF837-56D5-4829-8D46-E821D9D31AB3

DOI

https://doi.org/10.5281/zenodo.7636896

persistent identifier

https://treatment.plazi.org/id/193AC81C-0004-FFFC-FF3C-FF1F1DAD6695

treatment provided by

Plazi

scientific name

Artoriinae
status

 

Key to the genera of Artoriinae in Australia

Male Artoriinae differ from those of the other three Australian subfamilies of wolf spiders, Lycosinae, Venoniinae and Zoicinae by the presence of a basoembolic apophysis in the male pedipalp (Framenau 2007). There is no character or character combination currently known that unequivocally identifies females to be part of the subfamily. However, Artoriinae lack the elongated basal segment of the posteriors spinnerets of the Venoniinae (i.e., Yoo & Framenau 2006, Framenau 2006a) and are larger than the members of the Zoicinae which are less than 2 mm long (i.e., McKay 1979). Artoriinae generally differ from the Lycosinae by smaller size (but sizes overlap) and the presence of a light, lanceolate median cardiac mark on the abdomen, whereas Lycosinae are much more varied in the abdominal colouration. In Australia, most Artoriinae are vagrant, often diurnal hunters, whereas most Lycosinae live in burrows and are nocturnal.

1. Tegular apophysis of the male pedipalp a more or less basally bent, short hook ( Fig. 2A View FIGURE 2 ), epigyne with two anterior lobes ( Fig. 2B View FIGURE 2 ), an open cavity with anterior notch ( Fig 2C View FIGURE 2 ) or as in Figs 2D–E View FIGURE 2 ; all species with a beige to light brown basic colouration although some body parts can be darker ( Figs 1C–D View FIGURE 1 ); all species in genus halophile (salt lakes and pans, samphire, coastal, Artesian springs)............................................................................. Tetralycosa View in CoL

- Tegular apophysis of variable shape, if with terminal hook (e.g., Fig. 3D View FIGURE 3 ), base longer; epigyne without two anterior lobes and not as in Figs 2B–E View FIGURE 2 ; not halophile........................................................................ 2

2. Row of anterior eyes narrower than row of posterior median eyes ( Fig. 2F View FIGURE 2 )....................................... 3

- Row of anterior eyes as wide or wider than row of posterior median eyes ( Fig. 2G View FIGURE 2 )................................. 5

3. Abdomen generally uniformly dark with a very distinct light cardiac mark (sometimes reduced to two distinct spots) that is surrounded posteriorly by dark margin increasing the contrast of the cardiac mark ( Figs 1G, H View FIGURE 1 , 2H, I View FIGURE 2 ).... Kochosa gen. nov.

- Light cardiac mark of abdomen not as distinct and not surrounded by dark margin/long setae posteriorly................ 4

4. Carapace with distinct light lateral bands that reach to the carapace margin; abdomen often with light cardiac mark that separates a central, generally diamond-shaped black spot into two triangles and a posterior rectangular or subtriangular pale patch ( Figs 1B View FIGURE 1 , 3A View FIGURE 3 ), or abdomen uniformly dark olive-grey with an irregular light median band along its whole length ( Fig. 3B View FIGURE 3 ).................................................................................................. Artoriopsis View in CoL

- Carapace without lateral light bands, but generally with an irregular light submarginal band (i.e., there is a dark edge along the carapace margin) ( Fig. 3C View FIGURE 3 ); abdomen with a yellow to yellow-brown cardiac mark, sometimes indistinct, but never with central diamond shaped spot or without irregular light median band along its whole length ( Figs 1A View FIGURE 1 , 3C View FIGURE 3 )................ Artoria View in CoL

5. Tegular apophysis a long hook ( Fig. 3D View FIGURE 3 ); atrium of female epigyne broader anteriorly than posteriorly, without median septum ( Fig. 3G, H View FIGURE 3 ) or as in Fig. 3I View FIGURE 3 ..................................................................... Kangarosa View in CoL

- Tegular apophysis not hook-shaped ( Fig. 3E, F View FIGURE 3 ); female epigyne as in Figs 3J–L View FIGURE 3 ............................ Diahogna View in CoL

Kingdom

Animalia

Phylum

Arthropoda

Class

Arachnida

Order

Araneae

Family

Lycosidae

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