. Natural history of the American Decapoda (Crustacea); Lobster fisheries. ,End. Fig. 4, Fig. I.—Left first maxilla of adult, from inner side. Fig. 2.—Left second maxilla. Ex, Ep, exopodital and epipodital divisions of respiratory fan or scaphognathite. r, 2, partially divided plates of protopodite modified for mastication. Fig. 3.—First maxilliped. /if, fold of epipodite, which forms trough in which inner blade of fan (fig. ^^, Ep) w^orks. Fig. 4.—Left second maxilliped, showing fused third joint (i) and rudimentary podobranch. Fig. 5 —Left third maxilliped, illustrating type of pr
. Natural history of the American Decapoda (Crustacea); Lobster fisheries. ,End. Fig. 4, Fig. I.—Left first maxilla of adult, from inner side. Fig. 2.—Left second maxilla. Ex, Ep, exopodital and epipodital divisions of respiratory fan or scaphognathite. r, 2, partially divided plates of protopodite modified for mastication. Fig. 3.—First maxilliped. /if, fold of epipodite, which forms trough in which inner blade of fan (fig. ^^, Ep) w^orks. Fig. 4.—Left second maxilliped, showing fused third joint (i) and rudimentary podobranch. Fig. 5 —Left third maxilliped, illustrating type of primitive two-branched limb, with functional podobranch. but fused third joint (x), and Comb and cleaning brushes of third and following segments. Figs. 5, a and 5, b.—Transverse sectional views of three-sided meros and ischium, to show comb and brush, in planes indicated. In preceding and following plates. End represents the permanent inner branch of the limb; Ex, the outer branch or exopodite; Pro, the protopodite; ep, the epipodite; and Pbr. the podobranch. See legend of figure 7, plate Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Herrick, Francis Hobart, 1858-1940. Washington, Govt. Print. Off.
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