Silurus
| Silurus | ||||||||||||
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European catfish ( Silurus glanis ) |
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| Systematics | ||||||||||||
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| Scientific name | ||||||||||||
| Silurus | ||||||||||||
| Linnaeus , 1758 |
Silurus is a genus of fish from the family of the real catfish (Siluridae) within the order of the catfish-like (Siluriformes). It occurs in19 species in Eurasia .
features
Species of the genus Silurus have a very small dorsal fin and an anal fin that merges into the caudal fin surrounding the end of the tail , with a clear notch at the transition point. The hard ray of the dorsal fin is smooth, rough or serrated on the front and clearly serrated on the back in males, in females on the other hand smooth or only slightly serrated. The barbels on the upper jaw are well developed and extend beyond the edge of the gill cover. There are two or four barbels on the lower jaw. The eyes are on the top of the head.
The dorsal fin has one hard and one to six soft rays, the pectoral fins one hard and eight to 16 soft rays, the pelvic fins one hard and six to twelve soft rays and the anal fin 52 to 88 soft rays.
Systematics
The genus comprises 19 currently recognized species
- Aristotle Catfish ( Silurus aristotelis ) Garman, 1890
- Amur Catfish ( Silurus asotus ) Linnaeus, 1758
- Silurus biwaensis (Tomoda, 1961)
- Silurus caobangensis Nguyễn Văn Hảo et al., 2015
- Silurus chantrei Sauvage, 1882
- Silurus dakrongensis Nguyễn Văn Hảo et al., 2015
- Silurus duanensis Hu, Lan & Zhang, 2004
- European catfish ( Silurus glanis ) Linnaeus, 1758
- Silurus grahami Regan, 1907
- Silurus langsonensis Nguyễn Văn Hảo et al., 2015
- Silurus lanzhouensis Chen, 1977
- Silurus lithophilus (Tomoda, 1961)
- Silurus longibarbatus Li et al., 2019
- Silurus mento Regan, 1904
- Silurus meridionalis Chen, 1977
- Silurus microdorsalis (Mori, 1936)
- Silurus soldatovi Nikolskii & Soin, 1948
- Silurus tomodai Hibino & Tabata, 2018
- Silurus triostegus Heckel, 1843
swell
- Midori Kobayakawa: Systematic Revision of the Catfish Genus Silurus, with Description of a New Species from Thailand and Burma . In: Japanese Journal of Ichthyology . tape 36 , no. 2 , 1989, pp. 155-186 (English).
Web links
- Silurus on Fishbase.org (English)
Individual evidence
- ↑ Silurus on Fishbase.org (English)
- ↑ Nguyễn Văn Hảo, Vũ Thị Hồng Nguyên & Nguyễn Thị Diệu Phương (2015): Three Fish Species of The Genus Silurus Linnaeus, 1758, (Siluridae, Siluriformes) Newly Discovered in Northern Vietnam. Journal of Science and Development, 13 (1): 65-74.
- ↑ Li, J., Li, X.-h., Zhang, G. & He, Y.-j. (2019): A diminutive new species of Silurus (Teleostei: Siluridae) from Guangxi, southern China. Ichthyological Exploration of Freshwaters, October 2019, DOI: 10.23788 / IEF-1100
- ↑ Hibino, Y. & Tabata, R. (2018): Description of a new catfish, Silurus tomodai (Siluriformes: Siluridae) from central Japan. Zootaxa, 4459 (3): 507-524.