Amblyrhynchichthys micracanthus
General information
 
Amblyrhynchichthys micracanthus (Ng & Kottelat, 2004)
 
 
Synonyms
-
IUCN Red List status (2014)
Not Reported
Habitat
-
Systematics
Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Actinopterygii; Neopterygii; Teleostei; Ostariophysi; Cypriniformes; Cyprinidae.
Geographical distribution
-
Occurrence -
Importance
Remarks
18S rDNA signals coincide with AgNOR regions. 5S rDNA present on chromsome pair 10.
Karyological information
Geographical area of study Chao Phraya River Basin,Ton Pho, Mueang Sing Buri District, Sing Buri, Thailand.
Source of chromosomes
Kidney.
Number of specimens with sex
16 (9 male, 7 female)
Diploid chromosome number
50
Karyotype formula
14m+20sm+12st+4a
Fundamental arm number
96
Chromosome length
-
Sex chromosome
No numerical or structural chromosome polymorphism observed between sexes.
Chromosome staining/banding/FISH
AgNORs present on p arm of chromosome pair 2.
Reference(s)
Buasriyot P, Sassi FdMC, Donbundit N, Supiwong W, Kaewsri S, Jumrusthanasan S, Seetapan K, Pinthong K, Tanomtong A, Yanukun K, Muanglen N, Liehr T, Marcelo de BC (2024). Comparative karyotypic study of fifteen cyprinids (Cyprinidae, Cyprininae) species. An insight into the chromosomal evolution of the tribe Systomini. PLoS One 19(7): e0305828.