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Table 1 Chromosome measurements and classification

From: Cytogenetic characterisation of the razor shells Ensis directus (Conrad, 1843) and E. minor (Chenu, 1843) (Mollusca: Bivalvia)

Ensis minor Ensis directus
  RL CI Class   RL CI Class
1 6.99 ± 0.06 32.73 ± 0.61 sm 1 6.93 ± 0.03 26.18 ± 0.79 sm
2 6.61 ± 0.03 35.52 ± 0.76 sm 2 6.56 ± 0.07 41.09 ± 0.37 m
3 6.36 ± 0.03 33.74 ± 0.26 sm 3 6.24 ± 0.06 29.43 ± 0.41 sm
4 6.24 ± 0.04 31.36 ± 0.52 sm 4 6.16 ± 0.04 22.53 ± 0.57 st
5 6.05 ± 0.03 39.88 ± 0.56 m 5 5.99 ± 0.11 33.80 ± 0.60 sm
6 5.88 ± 0.08 0.11 ± 0.01 t 6 5.74 ± 0.05 37.85 ± 0.37 m–sm
7 5.75 ± 0.03 37.95 ± 0.65 m–sm 7 5.66 ± 0.07 33.28 ± 0.79 sm
8 5.39 ± 0.05 0.12 ± 0.01 t 8 5.60 ± 0.04 8.16 ± 0.35 t
9 5.29 ± 0.06 39.61 ± 0.63 m 9 5.31 ± 0.03 22.58 ± 0.84 st
10 5.22 ± 0.05 33.46 ± 0.51 sm 10 5.25 ± 0.06 38.84 ± 0.30 m
11 5.11 ± 0.05 0.12 ± 0.01 t 11 5.17 ± 0.04 22.56 ± 0.47 st
12 4.87 ± 0.08 17.75 ± 1.48 st 12 5.02 ± 0.04 21.66 ± 0.71 st
13 4.84 ± 0.04 2.65 ± 0.84 t 13 4.87 ± 0.04 38.06 ± 0.72 m–sm
14 4.78 ± 0.07 38.53 ± 0.58 m 14 4.66 ± 0.06 38.56 ± 0.58 m
15 4.60 ± 0.08 39.98 ± 0.62 m 15 4.55 ± 0.05 30.12 ± 1.24 sm
16 4.53 ± 0.03 0.14 ± 0.01 t 16 4.41 ± 0.04 23.33 ± 0.96 st
17 4.23 ± 0.04 0.15 ± 0.01 t 17 4.22 ± 0.03 14.38 ± 0.95 st
18 3.87 ± 0.04 0.16 ± 0.01 t 18 4.20 ± 0.04 27.23 ± 0.66 sm
19 3.40 ± 0.05 1.46 ± 0.41 t 19 3.46 ± 0.06 7.67 ± 0.34 t
  1. RL relative length, CI centromeric index, Class classification, m metacentric, sm submetacentric, st subtelocentric, t telocentric