Larval Development of the European Lobster and How Small Heterochronic Shifts Lead to a More Pronounced Metamorphosis

Figure 5

Maxillula and maxilla of larval stages (II) to (IV) of Homarus gammarus. Right appendage in anterior (left) and posterior (right) view, besides (II) maxillula, which is a left one flipped. Labeling only given in one instance due to the similarity of the structures throughout all stages. ba = basipod; cx = coxa; ed = endite; en = endopod; ex = exopod.