From: Distant hybrids of Heliocidaris crassispina (♀) and Strongylocentrotus intermedius (♂): identification and mtDNA heteroplasmy analysis
Sea urchin
Test Height (mm)
Test Diameter (mm)
Test Height / Test Diameter
HC_F
16.11(±1.28)
32.11(±2.14)
0.50
SI_C
14.26(±1.11)
27.89(±1.18)
0.51
HS hybrid
15.30(±1.69)
31.55(±1.24)
0.48