Sinamma, Lin & Li, 2014

Cheng, Weihua, Ren, Lingshu, Tong, Yanfeng, Bian, Dongju & Li, Shuqiang, 2022, Two new species of the spider genus Sinamma Lin & Li, 2014 (Araneae, Tetrablemmidae) from Guangdong Province, China, Zootaxa 5091 (3), pp. 443-454 : 444

publication ID	https://doi.org/10.11646/zootaxa.5091.3.4
publication LSID	lsid:zoobank.org:pub:0DE7087E-2D0B-472D-9919-7EC18D9BE3DC
DOI	https://doi.org/10.5281/zenodo.5915199
persistent identifier	https://treatment.plazi.org/id/03CD87B1-3A1F-FFDA-BFFA-FC8CFA49FB4A
treatment provided by	Plazi (2022-01-14 08:00:04, last updated 2024-11-27 18:36:32)
scientific name	Sinamma
status

Treatment

Key to known species of Sinamma View in CoL

1 (0) Males.............................................................................................. 2

- Females............................................................................................. 4

2 (1) With pointed eye tubercles ( Lin & Li 2014: fig. 1E, G; Fig. 1G, H View FIGURE 1 ).............................................. 3

- Without pointed eye tubercles ( Fig. 5G, H View FIGURE 5 )............................................. Sinamma yingae View in CoL sp. nov.

3 (2) Palpal bulb quadrangular shape, embolus belt-shape ( Fig. 2A, B View FIGURE 2 ).......................... Sinamma quadrata View in CoL sp. nov.

- Palpal bulb pyriform-shape, embolus thread-like shape ( Lin & Li 2014: fig. 2A, B)....... Sinamma oxycera Lin & Li, 2014 View in CoL

4 (1) Carapace with a pair of cephalic tubercles ( Lin & Li 2014: fig. 1F, H).................. Sinamma oxycera Lin & Li, 2014 View in CoL

- Carapace without cephalic tubercles ( Figs 1I View FIGURE 1 ; 5I View FIGURE 5 )............................................................ 5

5 (4) Cephalic part slightly elevated, the highest point of carapace at posterior 2/3 ( Fig. 1F View FIGURE 1 ); posterior part of sternum strongly bulged ( Fig. 1F View FIGURE 1 )....................................................................... Sinamma quadrata View in CoL sp. nov.

- Cephalic part slightly sloping, the highest point of carapace at ocular area ( Fig. 5F View FIGURE 5 ); posterior part of sternum flat ( Fig. 5F View FIGURE 5 ).................................................................................. Sinamma yingae View in CoL sp. nov.

References

Lin, Y. & Li, S. (2014) New cave-dwelling armored spiders (Araneae, Tetrablemmidae) from Southwest China. ZooKeys, 388, 35 - 67. https: // doi. org / 10.3897 / zookeys. 388.5735

Figures

FIGURE 1. Sinamma quadrata sp. nov., holotype male (A–C, G, H), female paratype (D–F, I). A–F. Habitus (A, D. Dorsal view; B, E. Ventral view; C, F. Lateral view, arow shows the bulge); G, I. Prosoma, anterior views; H. Prosoma, lateral view. Scale bars: 0.4 mm (A–I).

FIGURE 2. Sinamma quadrata sp. nov., male holotype, light (A–C) and SEM (D–I). A–F. Left palp (A, D. Prolateral view; B, E. Retrolateral view; C, F. Dorsal view); G–I. Distal part of bulb (G. Prolateral view; H. Retrolateral view; I. Dorsal view). Scales: 0.1 mm (A–F); 0.05 mm (G–I).

FIGURE 5. Sinamma yingae sp. nov., holotype male (A–C, G, H), female paratype (D–F, I). A–F. Habitus (A, D. Dorsal view; B, E. Ventral view; C, F. Lateral view); G, I. Prosoma, anterior views; H. Prosoma, lateral view. Scale bars: 0.4 mm (A–I).