Report of the Commissioner - United States Commission of Fish and Fisheries . INb. 530 Fig. EXPLANATION OF PLATE XVIII. Figure 89.—Branchiobdella Kavenelii, (p. 624;) dorsal view, natural —Malacobdella obesa, (p. 625;) dorsal —Pontobdella rapax, (p. 625;) dorsal —Phascolosoma csementarium, (p. 627;) lateral —P. Gouldii, (p. 627;) lateral view, reduced one-half. 94.—Pontonerua marinum, (p. 634;) female, lateral view, enlarged 15 diam-eters ; o, eggs ; v, genital orifice. (Figure 94 was drawn from a living specimen, by A. E. Vcrrill; all the others were drawn
Report of the Commissioner - United States Commission of Fish and Fisheries . INb. 530 Fig. EXPLANATION OF PLATE XVIII. Figure 89.—Branchiobdella Kavenelii, (p. 624;) dorsal view, natural —Malacobdella obesa, (p. 625;) dorsal —Pontobdella rapax, (p. 625;) dorsal —Phascolosoma csementarium, (p. 627;) lateral —P. Gouldii, (p. 627;) lateral view, reduced one-half. 94.—Pontonerua marinum, (p. 634;) female, lateral view, enlarged 15 diam-eters ; o, eggs ; v, genital orifice. (Figure 94 was drawn from a living specimen, by A. E. Vcrrill; all the others were drawn from preserved specimens, by J. H. Emerton.) Plate XVIII. Fig. 89. Fig. 90. Fig. 91.
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Keywords: ., bookcentury1800, bookdecade1870, booksubjectfisheries, bookyear18
