Sparisoma radians ';
General information
 
Sparisoma radians (Valenciennes, 1840)
 
 
Common nameBucktooth parrotfish
Synonyms
-
IUCN Red List status (2014)
Least Concern (LC)
Habitat
Saltwater
Systematics
Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Actinopterygii; Neopterygii; Teleostei; Neoteleostei; Acanthomorphata; Percomorpharia; Labriformes; Scaridae.
Geographical distribution
USA; Mexico; Brazil; Colombia; Venezuela; Guyana; Cuba; Jamaica; Puerto Rico; Haiti; Dominican Republic; Anguilla; Antigua and Barbuda; Aruba; Bahamas; Barbados; Belize; Bermuda; British Virgin Islands; Cayman Islands; Curaçao Island; Grenada; Guadeloupe; Martinique; Montserrat; Saint Kitts and Nevis; Saint Lucia; Saint Vincent and the Grenadines; Trinidad and Tobago; Turks and Caicos Islands; Virgin Islands (USA); Sao Tome and Principe
Occurrence Native: USA, Mexico, Brazil, Colombia, Venezuela, Guyana, Cuba, Jamaica, Puerto Rico, Haiti, Dominican Republic, Anguilla, Antigua and Barbuda, Aruba, Bahamas, Barbados, Belize, Bermuda, British Virgin Islands, Cayman Islands, Curaçao Island, Grenada, Guadeloupe, Martinique, Montserrat, Saint Kitts and Nevis, Saint Lucia, Saint Vincent and the Grenadines, Trinidad and Tobago, Turks and Caicos Islands, Virgin Islands (USA)
Questionable: Sao Tome and Principe
Importance
Remarks
COI sequence generated.
Karyological information
Geographical area of study Camamu Bay, Southern coast of Bahia, Brazil.
Source of chromosomes
-
Number of specimens with sex
5 (3 female + 2 juveniles of undetermined sex)
Diploid chromosome number
46
Karyotype formula
24m/sm+22st/a
Fundamental arm number
84
Chromosome length
-
Sex chromosome
-
Chromosome staining/banding/FISH
Heterochromatin distributed over pericentromeric regions of most chromosomes and telomeric regions on short arms of pair 14. Ag-NORs located at terminal position on short arms of pair 14, interspersed with GC-rich heterochromatin segments positively stained by chromomycin A3. 18S rDNA location was overlapping with Ag-NORs. 5S rRNA genes located at interstitial region on chromosome pair 23.
Reference(s)
Paim FG, Brandão JSHG, Sampaio I, de Mello Affonso PRA, Diniz D (2014). Genetic identification of bucktooth parrotfish Sparisoma radians (Valenciennes, 1840) (Labridae, Scarinae) by chromosomal and molecular markers. Genetics and Molecular Biology, 37(4): 646-651.