58 



AMKIMc A.V sriDUKS AND THEIR SPINNINGWORK. 



lo a readier comparison from which to get clearer light, if possible, upon 

 some ((iH'stions on the general relations between hosts and* guests. 1 The 

 first column gives the name of the spider, when known, the second column 

 tin- name of the parasite, the third column the character of the parasitism : 



Argiope cophinaria. 



Argiope argentata. 

 Epcira cavatica. 



Kpi-ira (unknown). 



Epcira cavatica. 

 Epeira strix (?). 



it li 



Epeira diademata. 



Epeira cucurhitina. 

 Epeira antriada (?). 

 Epeira cucurbitina. 



Epeira angnlata. 



n u 



Epeirid cocoon. 



Theridium spirale (?). 

 Theridiuin (unknown). 

 Steatoda boreal is. 

 Liny | >li ia comniunis. 

 Labulla inconstans. 

 Tlirridiuin 

 Theridium 



Diclyna volnpis. 

 .Micaria (unknown). 



ORPWKAVBBS. 



Pezomachus (?) n. sp. 

 I'iinpla rufopectus. 

 I'iinpla ^criptifrons. 

 Mestocharis wilderi. 

 Chrysoclmris banksii. 

 Chrysocharis pikei. 

 EuiX'lniu. piceus. 

 Large unknown larva. 

 Pimpla rufopectus. 

 Ilolropelti- nitens. 3 

 Bams ainerii-anug. 

 Pezomachus dimidiatus (?). 

 Pezomaclms jrracile (?). 

 PolyspbiiH-ta kiukelei. 

 Polyspliincta strigis. 

 Hemiteles similis.* 

 Heniiteles tristator.* 

 Pimpla oculatoria.* 

 Polyspliincta bo.">ps.* 

 Polyspliincta rarlmnator.* 

 Polyspliincta rufipes.* 



Polysphincta earbonator. 



" " * 



Polyspliincta tuberosa.* 

 Pimpla aijuilonia (?). 

 Mrstocharic wilderi. 

 Tetraslichus banksii. 4 



LlNEWEAVERS. 



Polysphincta n. sp. 

 Pezomachus fasciatus.* 

 Polysphincta n. sp. 



Polysphincta theridii. 

 Polysphincta l>o<">ps.* 



TUBEWEAVEJtS. 



Polysphincta dictyiuc. 

 Pc/onuii-luis inicari;i-. 



]>ara.itc. 



U <( 



Body parasite. 2 

 ]>arasite. 



Body parasite. 



Egg parasite. 



a a 



Body parasite. 



Egg parasite. 



Body parasite. 



I'.ody parasite. 

 Egg parasite. 



1 Those species marked with stars (*) are Eurojtcan species. 



U'ithin the body. 



3 Probably hypcrparafiitic, primarily infesting some Ichneumonid in the spider's cocoon. 

 I toward. 



1 Hyperparasitic. Howard. 



