Larinia Simon 1874
Creators: name: Framenau, Volker W.
name: Castanheira, Pedro De S.
Publisher: name: Zenodo
Year: 2022
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Arachnida
Araneae
Araneidae
Larinia

description: Key to the species of Larinia in Australia
The use of this keys requires reference to images in Framenau & Scharff (2008).
1 Carapace much higher in thoracic region than in cephalic region, with deep longitudinal fovea (Framenau and Scharff 2008, fig. 50)........................................................................................ L. delicata
- Carapace of equal height over its whole length.............................................................. 2
2 Males .............................................................................................. 3
- Females............................................................................................ 8
3 Femur IV of males without baso-ventral spines; median apophysis with two neighbouring, apically directed spines (Figs 1B, 4B; Framenau & Scharff 2008, fig. 29).................................................................... 4
- Femur IV of males with two (rarely one or three) baso-ventral spines (Framenau & Scharff 2008, figs. 2, 13, 37)......... 6
4 Abdomen at least 3 times as long as wide (Framenau & Scharff 2008, fig 23)............................. L. phthisica
- Abdomen less than 3 times as long as wide (Figs 1A, 4A)..................................................... 5
5 Body length more than 4 mm; apical spines of median apophysis very strong (Figs 1C, 3A)............... L. sexta n. sp.
- Body length less than 3 mm; apical spines of median apophysis weak (Fig 4C, 6A).................... L. tumulus n. sp.
6 Median apophysis almost rectangular in ventral view (Framenau & Scharff 2008, fig. 17), without apical hook or keel............................................................................................... L. montagui
- Median apophysis of variable shape, with apical keel (Framenau & Scharff 2008, fig. 6) or apically directed hook-shaped process (Framenau & Scharff 2008, fig. 41)................................................................ 7
7 Median apophysis with keel (Framenau & Scharff 2008, fig. 6)....................................... L. jamberoo
- Median apophysis with apically directed hook shaped process (Framenau & Scharff 2008, fig. 41)............. L. tabida
8 Epigynum with scape (i.e., only connected to epigynum anteriorly) (Framenau & Scharff 2008, figs 30, 43), which is almost always broken off (figs 2C, 3C, 5C, 6C; Framenau & Scharff 2008, fig. 32)....................................... 9
- Epigynum with median septum (i.e., central structure. that is connected to epigynum over its whole length), never broken off (Framenau & Scharff 2008, figs 7, 18)................................................................... 11
9 Abdomen at least 3 times as long as wide (Framenau & Scharff 2008, figs 25, 38)................................ 10
- Abdomen less than 3 times as long as wide (Figs 2A, 5A).................................................... 12
10 Rim of epigynum distinct almost all around and comparatively narrow (Framenau & Scharff 2008, fig. 43); outline of scape (if present) drop-shaped (Framenau & Scharff 2008, fig. 43).............................................. L. tabida
- Rim of epigynum distinct mainly along posterior margin and comparatively wide (Framenau & Scharff 2008, figs 30, 32); scape (if present) with almost parallel lateral margins slightly narrowing posteriorly (Framenau & Scharff 2008, fig. 30).............................................................................................. L. phthisica
11 Median septum indistinct, wider anteriorly than posteriorly; epigynum somewhat nose-shaped (Framenau & Scharff 2008, fig. 7)........................................................................................ L. jamberoo
- Median septum wider posteriorly than anteriorly (Framenau & Scharff 2008, fig. 18)..................... L. montagui
12 Body length more than 5 mm; epigynum with pronounced median septum (Figs 2C, 3D)................. L. sexta n. sp.
- Body length less than 4 mm; epigynum without median septum (Figs 5C, 6D)........................ L. tumulus n. sp.
description: Published as part of Framenau, Volker W. & Castanheira, Pedro De S., 2022, Two new species in the orb-weaving spider genus Larinia Simon, 1874 (Araneae, Araneidae) from Western Australia, pp. 350-360 in Zootaxa 5092 (3) on page 352, DOI: 10.11646/zootaxa.5092.3.6, http://zenodo.org/record/5881347