Lyrognathus
{{Short description| Genus of spiders}}
{{Automatic taxobox
| taxon = Lyrognathus
|image=Lyrognathus-giannisposatoi-sp.jpg
| authority = Pocock, 1895
| type_species = L. crotalus
| type_species_authority = Pocock, 1895
| subdivision_ranks = Species
| subdivision = 7, see text
}}
Lyrognathus is a genus of Asian tarantulas that was first described by Reginald Innes Pocock in 1895.{{cite journal| last=Pocock| first=R. I.| year=1895| title=On a new and natural grouping of some of the Oriental genera of Mygalomorphae, with descriptions of new genera and species| journal=Annals and Magazine of Natural History| pages=165–184| volume=15| issue=6| doi=10.1080/00222939508677863| url=https://zenodo.org/record/2380745| author-link=Reginald Innes Pocock}}
Species
{{as of|2020|03}} it contains seven species, all found in Asia:{{cite journal| title=Gen. Lyrognathus Pocock, 1895| website=World Spider Catalog Version 20.0| accessdate=2020-04-22| year=2020| publisher=Natural History Museum Bern| url=http://www.wsc.nmbe.ch/genus/3383| doi=10.24436/2}}
- Lyrognathus achilles West & Nunn, 2010 – Borneo
- Lyrognathus crotalus Pocock, 1895 (type) – India
- Lyrognathus fuscus West & Nunn, 2010 – Borneo
- Lyrognathus giannisposatoi Nunn & West, 2013 – Indonesia (Sumatra)
- Lyrognathus lessunda West & Nunn, 2010 – Indonesia (Lombok)
- Lyrognathus robustus Smith, 1988 – Malaysia
- Lyrognathus saltator Pocock, 1900 – India
In synonymy:
- L. liewi West, 1991 = Lyrognathus robustus Smith, 1988
- L. pugnax Pocock, 1900 = Lyrognathus crotalus Pocock, 1895
Description
They are large tarantulas, grey or black in color. They have thick dense brushes of setae along the fourth tibia and metatarsi. The fourth coxa has an entirely hirsute retrolateral surface. The fourth metatarsus of females features an undivided scopula.[https://www.researchgate.net/publication/349297445_A_Field_Guide_to_the_Spider_Genera_of_India]Mondal, Ayan & Chanda, Debomay & Vartak, Atul & Kulkarni, Siddharth. (2020). A Field Guide to the Spider Genera of India.