Smithsonian Contributions to Knowledge, Volumen6

abdomen Amphipods animal antepenult anteriorly basal articles bases blunt Bost branchiae bright broad Caudal stylets Cerapus Cheney's Head cirri color common compressed considerable numbers coralline zone deep water disk dorsal Dredged Duck Island elongated epimera equal in length extremities eyes Fabr fathoms flagella flagellum Flustra fourth pairs genus Gould Grand Manan Gronl hairy Hake Bay inches in length inferior antennae Johnst Kroyer laminarian zone last pair littoral zone longest low water low-water mark Mandibles margin Maxillipeds middle minute muddy bottoms Mull n. s. Body narrow natatory feet nearly occurred Oersd pair of legs pale papillae pinna point of Duck Polypidom posteriorly proboscis rami rows sand sandy bottoms second pair setae shelly bottoms short side smooth species specimens spines stones subcheliform hands superior antennae Tail terminating taken tapering tentacles tentacula terminal articles thick third and fourth thoracic segment transverse tubes