— 1^9 — 



'I'lic Hastcrn species of I.iiivp/iiii known lo nic may be scparalcd 

 as below. 



\ Ceplialothorax with a distincl nitdian stripe ..... 2 



\ Cepiiaiotiiotax iinicolorous ........ 3 



( I.egs spotted, abdomen with a median senate brown stripe, stripe on teiiiia- 

 I lothorax narrow phrygiana 



^ 1 Legs unspotted, abdomen with hirj;e i)laciv spots, stripe on ceplialothorax 



[ very broad marginata 



\ .Abdomen marked with chocolate brown on posterior p.irt variabilis 



I .Abdomen maiked with black ..... ... 4 



C Abdomen with a broad metlian l)lack stripe. ci>Miu-cleil behinil by side stripes 

 I to the black venter communis 



■^ I Abdomen black with a few li.^:ht spots each side, sonu-linus connerted, 

 [ mandibles large mandibulata 



The species known to nie from llie Pacific coast may be 

 separated thus : 



\ Cephalothorax with a median stripe ....... 2 



^ Cephalothorax unicolorous ........ 3 



^ \ Red, legs not spotted rubrofasciata 



" / Legs spotted, not red phrygiana 



\ Legs banded digna 



i I-egs not banded .......... 4 



\ With a broad meiliaii black stripe on abilomeii pusilla 



{ .Abdomen longer, with black lines and an a])ical spot litiglosa 



/.. ifJiicta Keys, is a Hflop/iora, closely relatetl to //. ii/sii^iiis 

 Hlk., /.. ixiiiiata Keys, is a Li-p/i(/i\p/iaii/<'s [.\n(\ near L. iir/'it/osits Suiul. 

 /,. hrnipt's Keys, is a Bathyphaittri. 



In the Eastern States /. . iiiaii^iiinta ami /,. p/irygiaiia are the 

 most common species; on the Pacific coast />. //y/X''/V'.svi' and L.iU\^na 

 seem to be the two most common forms. 



The males of the species of Ccratiiiclla known to nie may be 

 separated by the following key: 



\ The head with a transverse fissure ....... 2 



/ Head even, no fissure ......... 4 



„ I S. E. on tubercles bulbosa 



2 .; 

 ( S. E. not on tubercles ......... 3 



\ Dorsal shield very distinct fissiceps 



/ Dorsal shield indistinct atriceps 



\ Basal shield covering large part of venter .... 5 



( Basal shield much smaller ........ 6 



I Tube of palpus shorter than the tarsus .... micropalpis 



5 r Tube of palpus longer than the tarsus, smaller species but with a larger 

 ' palpus .......... minuta 



, \ 'i'ibia of palpus with a long slender projection ..... S 



/ Tibia of palpus with a short projection ...... 7 



