U.S. NATIONAL MUSEUM 
BULLETIN 100, VOL. 14, PART 4 PLATE 36 
SPECIES OF SCOTTOCALANUS, STEPHOS, TEMORA, TIGRIOPUS, TORTANUS, AND 
XMANTHOCALANUS. 
543-546, Scottocalanus helenae (Lubbock): 543, Lateral view, female; 544, fifth leg, female 
545, fifth legs, male; 546, exopod and endopod of left fifth leg, male. 
547, Scottocalanus thomasi A. Scott, female: Fifth leg. 
548-550, Stephos perplexus, new species, male: 548, Dorsal view; 549, left fifth leg; 550, 
right fifth leg. 
551-553, Temora discaudata Giesbrecht: 551, Dorsal view, female; 552, fifth legs, female; 
553, fifth legs, male. 
554-559, Tigriopus incertus Smirnov: 
556, first legs, female; 5 
endopod of second leg, male. 
360, Tortanus barbatus (Brady), female: Fifth legs. 
561, Xanthocalanus pinguis Farran, female: Fifth leg. 
O 
554, Dorsal view, female; 555, second antenna, female; 
57, fifth legs, female; 558, first antenna, male; 559, 
