U.S. NATIONAL MUSEUM BULLETIN 100, VOL. 14, PART 4 PLATE 17 
SPECIES OF PONTELLA AND SCAPHOCALANUS, 
207-211, Pontella securifer Brady, female: 207, Dorsal view; 208, lateral view; 209, urosome, 
dorsal view; 210, urosome, ventral view; 211, fifth leg. 
212-214, Pontella securifer Brady, male: 212, Dorsal view; 213, right first antenna; 214, 
fifth legs. 
215-217, Pontella tenuiremis Giesbrecht, female: 215, Dorsal view; 216, urosome, dorsal 
view; 217, fifth leg. 
218, 219, Pontella tenuiremis Giesbrecht, male: 218, Dorsal view; 219, fifth legs. 
220, 221, Scaphocalanus affinis (Sars), female: 220, Dorsal view; 221, fifth leg. 
223-226, Scaphocalanus robustus (YT. Scott), female: 223, Second antenna; 224, second 
maxilla; 225, maxilliped; 226, fifth leg. 
