D. macrostomum, life-history, [64], [65], [72];
D. magnum, [68];
D. militare, life-history, [72];
D. nodulosum, life-history, [72];
D. oculi-humani (= D. ophthalmobium), [63];
D. ovocaudatum, life-history, [72];
D. retusum, life-history, [72];
D. ringeri (= D. pulmonale), [63];