. Bulletin - United States National Museum. DINULA. 245, Ponlella pulvinata, new species, female: I rosome, dorsal view. 246, Gaetanus microcanthus, new species, female: Basipod ol fourth leg. 247. 24S, Euchirella hella Giesbrecht: 247, Fifth legs, male; 248, basipod of , Pontella atlantica (Milne Edwards), female: Urosome, dorsal ;(t. Pareuchaeta ?? (Farran), male: Distal portion of exopod of left fifth , Scolecithricella auropecten (Giesbrecht). female: Fifth 2SS, Undinula caroli (Giesbrecht); 252, Dorsal view, female; 253, lateral view, female; 2;4


. Bulletin - United States National Museum. DINULA. 245, Ponlella pulvinata, new species, female: I rosome, dorsal view. 246, Gaetanus microcanthus, new species, female: Basipod ol fourth leg. 247. 24S, Euchirella hella Giesbrecht: 247, Fifth legs, male; 248, basipod of , Pontella atlantica (Milne Edwards), female: Urosome, dorsal ;(t. Pareuchaeta ?? (Farran), male: Distal portion of exopod of left fifth , Scolecithricella auropecten (Giesbrecht). female: Fifth 2SS, Undinula caroli (Giesbrecht); 252, Dorsal view, female; 253, lateral view, female; 2;4, urosome, lateral view, female; 255, fifth legs, , Undinula darwinii (Lubbock): 256, Dorsal view, female; 257. lateral view, female;258, urosome, lateral view, female; 25l>, fifth lees, , / • i (Dana), male: Right fifth leg. 261-265, Euchirella bella Giesbrecht. female: 261, Second antenna; 262. mandible; 263,maxilliped; 264, firsl leg, 265, second leg. U. S. NATIONAL MUSEUM BULLETIN 100. VOL. 14. PART 4 PLATE. Species of Acartia. amallophora. amallothrix. Arietellus. andCalanopia. 267—269, Acartia laxa Dana: 267, l> >rsalview,male;268,fiftl eg,fen ;269, 271-274, Acartia tumida Willey: 271, Dorsal view, female; 27_legs, female: 274, fifth legs, male. 275, Amallophora typica T. Scott, female: Fifth 276, Amallothrix emarginata (Farran), female: Fifth 277, Amallothrix fa/cifer (Farran Fifth legs. 278, Amallothrix lobata (Sars), female: Fiftl 279, Amallothrix propinqua (Sars), female: Fifth 280, Arietellus aculeatus (J. Scott), male: 281, Arietellus plum 282, Calanopia thompsoni \283, 284, Arietellus setosus Giebn U. S. NATIONAL MUSEUM BULLETIN 100. VOL. 14. PART 4 PLATE 21


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Keywords: ., bookauthorun, bookcentury1800, bookdecade1870, booksubjectscience