312 THE AMERICAN NATURALIST. |. (Vor. XXXIX. 
Tarsi I about as long as metatarsi ; a hole in side of head of male; 
P. M. E. much higher than A. M. E. Lophocarenum. 
20. Head of male with a horn from tidddle he eye-region ; sternum rather 
Re! posterior eye-row strongly procurved : . . Cornicularia. 
He male without such horn ; sternum often broad, triangular 21. 
21. Head s male plainly lobed, or at least with a hole in side behind S. E. 
23: 
Head of male not lobed, nor with a hole in side à i e 
22. Metatarsus I of male swollen in middle š i 3 Caracladus. 
Metatarsus I normal 13. 
23. Male with two large and two ahad tufts of bristles in i ilddie of eye- 
region ; posterior eye-row very strongly procurved . Panamonops. 
e without such tufts ; posterior eye-row but little procurved 24. 
24. P. M. E. situate upon top of lobe of male : 25. 
Lobe of male not bearing eyes . j 5 Dismodicus. 
25. Sternum broad, triangular . i 1 ^ i . Diplocephalus. 
Sternum more slender à . Walckenzra. 
26. Male having a horn from middle at pins: ; .  Delorrhipis. 
Male without such horn 27. 
27. Male palpus with enlarged Sanur; hed T abe suvaied: plistedor 
eye-row slightly recurved ; legs slender . ; : . Gonatium. 
Male palpus with femur normal . 28. 
28. A projection below at tip of tibia of: malè jipii sides ist odpinib: 
thorax often with teeth ; posterior eye-row slightly recurved . Erigone. 
No such projection to tibia of male palpus . 2 
29. S. E. situate on a slight elevation, making ead broad in fronts 
sternum rather broadly truncate behind between hind coxe; tibia I 
shorter than the cephalothorax 3” 
S. E. not on elevation ; sternum narrowly, if at all, produced between 
hind coxz ; 31. 
30. Two rows of spines pales | metatarsus IV; mere with face intita 
spines under tibiæ and metatarsi 1 and II Maso. 
No rows of spines under metatarsus IV, nor eie tibia "n metatarsi 
I and 1I . . Ceratinopsis. 
31. Tibia I bare iin een — very TOTEM sternum nar- 
rowly truncate between hind coxa; head of male elevated — Notionella.! 
Tibia I shorter than cephalothorax . ie 
32. Two rows of spines under tibiae and metatarsi I aid H Satilatlas. 
No such spines under these joints ; : 3$ 
33. P. M. E. closer to each other than to P. s. E.; a hump behind eye- 
region in male Grammonota. 
Eyes of posterior row abéut equidistant ; no Bady behind eye- 
region ‘ : à i 3 
! Notionella, new genus for Ceratinopsis interpres. 
