Improved methods for working with fish chromosomes with a review of metaphase
chromosome banding Page 1 Jaurnal of Fish Biology (1 990) 37,563-575 Improved …

Molecular cytogenetic data on the number and position of 45S ribosomal RNA genes (rDNA;
located in nucleolus organizing regions, NORs) detected by FISH in 330 species of 77 …

Mitotic chromosomes, interphase cell nuclei, and male meiosis of 41 species representing
all vertebrate classes were analyzed with distamycin A/mithramycin counterstaining. The …

Sexual vs. asexual reproduction—unisexual vs. bisexual populations—diploid vs. polyploid
biotypes—genetic vs. environmental sex determination: all these natural phenomena are …

Five small‐scaled yellow fish (large Burbus spp.) from southern Africa are shown to have
modal 148 or 150 chromosomes. Themajority ofcyprinid species have 2N= 50 …

The karyotypes of four Acipenseriformes species, Acipenser gueldenstaedti, 2n= 250±8, A.
ruthenus, A. stellatus and Huso huso, 2n= 118±2, are described. In all four karyotypes the …

The widely distributed ray-finned fish genus Carassius is very well known due to its unique
biological characteristics such as polyploidy, clonality, and/or interspecies hybridization …

Karyotypic studies are invaluable means in solving systematic and evolutionary problems in
fishes. Their significance becomes more viable by applying different types of chromosome …

Chromosomes of Moenkhausia sanctaefilomenae (10 males and 20 females) collected from
a tributary of the Tietê River (Botucatu, SP Brazil) were examined using kidney and testicular …

Molecular and cytogenetic studies of cyprinid fishes continue to contribute to our
understanding of this diverse and fascinating group. Advances in technology have facilitated …