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Table 1 Diploid numbers, heterochromatin patterns and chromosome location of rDNA clusters and H3 histone gene in 31 Scarabaeinae species

From: Chromosomal organization of the 18S and 5S rRNAs and histone H3 genes in Scarabaeinae coleopterans: insights into the evolutionary dynamics of multigene families and heterochromatin

Tribe Chromosomal formula (males) Overall heterochromatin distribution 45S rDNA 5S rDNA H3 histone References
   Species    Aut Sex Aut Sex Aut Sex  
Ateuchini          
   Atheuchus sp. 16 = 7 + Xy Pericentromeric blocks 4 - 2 -    This work
Canthonini          
   Canthon staigi 18 = 8 + Xyp Pericentromeric blocks 2 - 2 -    This work
   Deltochilum calcaratum 14 = 6 + neoXY Pericentromeric blocks and diphasic chromosomes 4/6* X/X, Y* 2 -    [26]; This work
   D. elevatum 20 = 9 + Xyp   2 - 2 -    This work
   D. morbillosum 14 = 6 + neoXY Pericentromeric blocks and diphasic chromosomes 4 X      [26]
   D. verruciferum 20 = 9 +XYp Pericentromeric blocks and diphasic chromosomes 4 Y 2 - 2 - This work
Coprini          
   Dichotomius affinis 18 = 8 + Xyp   2 - 2 -    [28]
   D. bos 18 = 8 + Xyp Pericentromeric blocks 2 - 2 - 2 - [28]
   D. crinicollis 18 = 8 + Xyp Pericentromeric blocks 2 X 2 - 2 - [28]
   D. depresicollis 18 = 8 + Xyp Pericentromeric blocks 2 - 2 - 2 - [28]
   D. geminatus 18 = 8 +Xyp Pericentromeric and terminal blocks 4 - 2 - 2 - [28, 63]
   D. laevicollis 18 = 8 + Xyp Pericentromeric blocks 2 - 2 - 2 - [28]
   D. mormon 18 = 8 + Xyp   3/4* X/X* 2 -    [28]
   D. aff mundus 18 = 8 + Xyp   2 - 2 -    [28]
   D. nisus 18 = 8 + Xyp Pericentromeric blocks - X, Y 2 - 2 - [25, 28]
   D. semianeus 18 = 8 + Xyp   - X 2 -    [28]
   D. semisquamosus 18 = 8 + Xyp Pericentromeric blocks 2/2* -/X* 2 - 2 - [25, 28]
   D. sericeus 18 = 8 + Xyp Pericentromeric blocks 2 - 2 - 2 - [25, 28]
   D. aff sericeus 18 = 8 + Xyp   2 - 2 -    [28]
   Dichotomius sp. 18 = 8 + Xyp   2 - 2 -    [28]
   Ontherus appendiculatus 20 = 9 + Xyp Pericentromeric and terminal blocks 2 - 2 -    This work
   O. sulcator 20 = 9 + Xyp   7/8* -      This work
Oniticellini          
   Eurysternus caribaeus 8 = 3 + neoXY Pericentromeric blocks - X, Y - X - X [24]; This work
Gymnopleurini          
   Gymnopleurus sturmi 20 = 9 +Xy Pericentromeric and subterminal blocks 4/5* -      [22]
Onitini          
   Bubas bison 20 = 9 + XY Pericentromeric and large terminal blocks 8       [23]
Onthophagini          
   Digitonthophagus gazella 20 = 9 + Xyp/Xy/Xyr Pericentromeric blocks 2 - 2 -    This work
Phanaeini          
   Coprophanaeus cyanescens 20 = 9 + XYp Diphasic chromosomes 5/4* -/X* 2 - 2 - [27]; This work
   C. ensifer 20 = 9 + XY Diphasic chromosomes 15/10* X/- * - X, Y - X, Y [27]; This work
   Diabroctis mimas 20 = 9 + Xyp/Xy Paracentromeric blocks and diphasic chromosomes 4/6* X/X* 5 X 5 X [21]; This work
   Isocopris inhiata 18 = 8 + Xyp Peri- and paracentromeric blocks and diphasic chromosomes 2 -      [21]
   Phanaeus splendidulus 20 = 9 + Xyp   7 - 2 - 2 - This work
  1. The references provided in the table are related to results of heterochromatin distribution or chromosomal mapping of rDNAs and H3 histone genes.
  2. * Indicates the presence of polymorphism, being the two conditions observed in the same species separated by (/); Empty boxes: not available data;