PLATE I 



1 Theridion intervallatum, markings of abdomen, la side of 



male, lb male palpus, outer side. Ic male palpus from 

 above. 



2 Theridion aurantiimi. 2 and 2a two variations of marking of 



female. 2b, 2c, 2d variations of markings of males. 2e 

 mandibles of male, 2f male palpus. 



3 Theridion sexpunctatum, mandibles of a male from Crawford 



!N^otch. 3a mandible of male from Moosilauke. 3b mandible 

 of male from Crawford !N"otch. 



4 Tmeticus rectangulatus, head and palpi of male. 



5 Linyphia limitanea, dorsal markings of female. 5a epigynum, 



5b, 5c male palpus. 



6 Epeira labyrinthea, usual markings of female. 6a male of 



bog variety. 6b female of bog variety. 6c nest from the 

 bog at Crystal, Me. 



7 Tetragnatha pinicola, side of male showing markings and 



length of legs and palpi. 7a arrangement of eyes. 



8 Hahnia brunnea, head and palpi of male from above. 8a male 



palpus from side. 



9 Sergiolus unimaculatus, back of male. 9a under side of male. 



9b tibia and tarsus of male palpus. 9c palpal organ. 



