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.416] NORTH-AMERICAN INVERTEBRATES. 673 
Eye-tubercle smooth, if spinose then no group of te on anterior 
margin of the cephalothorax 
Palpal claw denticulate, a row of teeth (adult) on i hides oF coxa, pidlatinct 
at least on anterior side of coxa I, legs usually long . (Liobunini) 5 
Palpal claw smooth, no such rows of teeth on coxa, legs usually 
shorter . . . (Leptobunini) 7 
Body very hard MP diciate abo ind below: legs very short, fourth 
pair nearly as long as second pair. . Mesosoma 
Body softer, although often mboi, w jiii below; legs 
longer, fourth pair much shorter than second pair . iow 
Fic. 3. — Protolophus singularis. 
Femur I longer than body or in some females a little shorter, but 
longer than width of body . Liobunum 
Femur I shorter than body, in pater er not as uA as width of body 
Hadrobunus 
- Inner margin of patella extended; body very hard and rough; eye- 
tubercle spinose: coxa III and IV in males enlarged. Trachyrhinus 
Inner margin of patella not extended, or at least the >I quite 
soft . 8 
Legs iada i be as in ITUR coxa n not sisi out pus I 
and III. Le 
i uronychus 
Legs much aier, i I dii or not as jong as width of 
y; eye-tubercle smooth rae 
Femora and tibia I and III thickened: coxa ati shorter’ than 1 
urybunus 
Femora and tibie I and III not thickened; coxa II about as 
arge as I : v 5 c Laptobanus 
Femur of pip oed s with prominent spines . . . . . - H 
9 such prominent spines . . a 
No false articulations in metatarsus E eyetberce m more peiie from 
anterior margin. . Lacinius 
At least one false ietibabiton Í in metatarsus I; : _eyetuberle nearer to 
Magn o o a ae Vw . Oligolophus 
