U.S. NATIONAL MUSEUM BULLETIN 100, VOL. 14, PART 4 PLATE 19 
SPECIES OF PONTELLA, GAETANUS, EUCHIRELLA, PAREUCHAETA, 
SCOLECITHRICELLA, AND UNDINULA. 
245, Pontella pulvinata, new species, female: Urosome, dorsal view. 
246, Gaetanus microcanthus, new species, female: Basipod of fourth leg. 
247, 248, Euchirella bella Giesbrecht: 247, Fifth legs, male; 248, basipod of fourth'leg, female. 
249, Pontella atlantica (Milne Edwards), female: Urosome, dorsal view. 
250, Pareuchaeta sarsi (Farran), male: Distal portion of exopod of left fifth leg. 
251, Scolecithricella auropecten (Giesbrecht), female: Fifth legs. 
255, Undinula caroli (Giesbrecht); 252, Dorsal view, female; 253, lateral view, female; 
254, urosome, lateral view, female; 255, fifth legs, male. 
256-259, Undinula darwinii (Lubbock): 256, Dorsal view, female; 257, lateral view, female; 
258, urosome, lateral view, female; 259, fifth legs, male. 
260, Undinula vulgaris (Dana), male: Right fifth leg. 
261-265, Euchirella bella Giesbrecht, female: 261, Second antenna; 262, mandible; 263, 
maxilliped; 264, first leg, 265, second leg. 
259° 
