"Segment, Group";"Number of chaetae";"Segment, Group";"Number of chaetae adult" I;7;"IV ap";"or, 8 S, i, 12 mou, 6 brs, 2 iv" II;11 III;"5 sensilla AO III" ve;5;"8 bs, 5 miA" vc;4;ca;"2 bs, 3 miA" vi;4;cm;"3 bs, 1 miA" d;5;cp;"8 miA, 1 brs"