Table 2.
Measurement (mean ± s.d.) and classification of chromosomes of Dibothriocephalus latus
| Chromosome number | Absolute lengtha (mean ± s.d.) (μm) | Relative length (mean ± s.d.) (%) | Centromeric index (mean ± s.d.) | Classification |
|---|---|---|---|---|
| 1 | 5.63 ± 0.70 | 15.41 ± 1.91 | 47.60 ± 1.25 | M |
| 2 | 5.13 ± 0.63 | 14.04 ± 1.73 | 46.71 ± 1.40 | M |
| 3 | 4.84 ± 0.60 | 13.25 ± 1.63 | 47.45 ± 0.93 | M |
| 4 | 4.29 ± 0.49 | 11.73 ± 1.34 | 47.60 ± 1.27 | M |
| 5 | 3.88 ± 0.44 | 10.63 ± 1.20 | 45.97 ± 2.28 | M |
| 6 | 3.48 ± 0.41 | 9.54 ± 1.13 | 46.47 ± 1.50 | M |
| 7 | 3.32 ± 0.37 | 9.09 ± 1.02 | 46.26 ± 2.16 | M |
| 8 | 3.14 ± 0.39 | 8.59 ± 1.08 | 47.33 ± 1.61 | M |
| 9 | 2.82 ± 0.28 | 7.73 ± 0.76 | 47.61 ± 1.64 | M |
a
Mean absolute lengths were calculated from 20 mitotic metaphases.
Abbreviations: s.d., standard deviation; M, metacentric chromosome.