100 



On North American Spiders. 



found in Massachusetts ; as I wished, in the execution of a commis- 

 sion from the government, to obtain as complete a zoological cata- 

 logue for the State as was practicable. He not only complied with 

 my request, but sent so full a view of North American spiders, with 

 so many valuable notes, that I immediately requested and obtained 

 permission to send the whole for insertion in your Journal. If your 

 views of the value of this paper correspond with my own, I shall 

 hope you will give it a place in the next number. 



With much respect, 



Edward Hitchcock. 



Araneides, (Latreille.) Aranea, (Linnseus.) 



8 eyes; 4 mammuls, 2 very short; tooth of 

 the mandibulse (cheliceres) articulated down- 

 ward, ...... 



6 or 8 eyes ; 6 mammulse ; tooth of the man- 

 dibulse articulated laterally, ... 



Oletera 



Filistata ? 

 Dysdera 

 Segestria ? 



No. of 

 species. 



Araneides forming no silken habitation, wan^^ 



dering ; legs, 4th pair longest ; eyes 8, in tv^^o I j|g ]| 

 rows, never both bent downward; 6 mam- .' ^-^ 



us 



mulse, 2 very long. 



J 



z 



o 



• '• 5 "> 'S 



^ ^t 



a ^ o > 



CJ ^ " B 



^ 2.S D 



s o a. a 



° CD g 



-o a iJ 2 



Araneides making a web, seden- 

 tary, . ... 



w 





hO 



■H ^=2 o fe -- 

 a> ^ I- a Q 



Clubiona 

 Tegenaria 

 Agelena 

 Theridium 

 <^ Pholcus 

 Linyphia 

 Tetragnatha 

 Epeira 

 Mimetus 



Thomisus 

 Sphasus 



Araneides making no web for a J Dolomedes 

 constant residence, . . ] Lycosa 



I Attus 

 l^Epiblemum 

 Species not included in Attus 



6 



2 

 2 

 5 

 1 

 5 

 2 

 26 

 1 

 8 

 3 

 6 

 11 

 29 

 2 

 3 



125 



Oletera, (Walckenaer.) Atypus, (Latreille.) 



Eyes 8, 0° o o o'^ ; 4th pair of legs longest. 2 species. A male 

 was found at Round Hill, which is totally black.. A female of another 



