. Fig. 10. C. borealis antipoda. Ventral view of body (only part of antennae included). a2, antennal shaft; ist, isthmus linking body to carapace; lb, labrum; , mandibular basis; , mandibular coxa; , mandibular basal gnathobase; , man- dibular palp; mxx, maxillula; mx1p, palp of maxillula; mx2, maxilla; mx2v, vibratory plate of maxilla; trv first trunk limb; trxv, vibratory plate of first trunk limb; tr2, second trunk limb. independent musculature (Fig. 7 mx2en, Fig. 11, en) is the endopod; and the long posteriorly directed pediform portion of the limb (Fig. 7 mx2ex, Fig. 11, e

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. Fig. 10. C. borealis antipoda. Ventral view of body (only part of antennae included). a2, antennal shaft; ist, isthmus linking body to carapace; lb, labrum; , mandibular basis; , mandibular coxa; , mandibular basal gnathobase; , man- dibular palp; mxx, maxillula; mx1p, palp of maxillula; mx2, maxilla; mx2v, vibratory plate of maxilla; trv first trunk limb; trxv, vibratory plate of first trunk limb; tr2, second trunk limb. independent musculature (Fig. 7 mx2en, Fig. 11, en) is the endopod; and the long posteriorly directed pediform portion of the limb (Fig. 7 mx2ex, Fig. 11, ex) is the exopod. The vibratory plate would then be an epipod. In general impression the limb is pediform. The protopod normally extends directly ventrally beneath the body from a ventro-lateral attachment, immediately in front of the isthmus,

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Keywords: ., bookcentury1900, booksubjectocean, booksubjectscientificexpediti