U.S. NATIONAL MUSEUM BULLETIN 100, VOL. 14, PART 4 PLATE 33 
SPECIES OF PONTELLOPSIS, SCAPHOCALANUS, AND SAPPHIRINA. 
494-496’, Pontellopsis regalis (Dana): 494, Dorsal view, female; 495, dorsal view, male; 
496, fifth legs, male; 496’, urosome of a second specimen, dorsal view, female. 
497-502, Pontellopsis sinuata, new species: 497, Dorsal view, female; 498, dorsal view, male; 
499, urosome, lateral view, female; 500, fifth legs, female; 501, right first antenna, 
male; 502, fifth legs, male. 
503, Scaphocalanus affinis (Sars), male: Fifth legs. 
504, Sapphirina lactens Giesbrecht, female: Caudal ramus. 
505, 506, Scaphocalanus angulifrons Sars, male; 505, Dorsal view; 506, fifth legs. 
507-509, Scaphocalanus brevicornis (Sars); 507, Dorsal view, male; 508, fifth legs, male; 
509, fifth leg, female. 
