Ill 



PODOPLEA AMPHARTHRANDRIA 



6l 



Sub-Order 2. Podoplea. 



The boundary between the fore and hind part of the body falls 

 in front of the fifth thoracic segment. The appendages of the 

 fifth thoracic pair in the male are never modified as copulatory 

 organs. 



TRIBE I. AMPHARTHRANDRIA. 



The first antennae in the male differ greatly from those in 

 the female, being often geniculated and acting as prehensile organs. 



Fit;. 28. Euterpe a<:ntifriiiix, 9, 

 x 70. Ahil.l, 1st abdominal 

 Tli.',, ~>tli thoracic 

 I After Giesbrecht. ) 



Fl<i. 29.-- First, ;ilitriina of 



/>/, rpe acutifrons, 6 

 (Aftfi- Giesbrecht.) 



Fams. 1-2. Cyclopidae ami Harpacticidae, :md other 

 allied families, are purely free-living forms; they an- not usually 

 pelagic in habit, but prefer creeping among algae in the littoral 

 /.one or on I he sea-bottom, or especially in tidal pools. Some 

 genera, are, nevertheless, pelagic ; e.g. uitln>n among Cyclopidae; 

 Setella, 6Y///V/////r.s//w., and Aegistkus .iiuong Ilaipad icidae. 



The sketch (Fig. 28) of Euterpe acv.tifi-nn*^ , a species \\idrl\- 



