SPIDERS AND INSECTS OF GUADALUPE ISLAND. 279 



GUADALUPE ISLAND SPIDERS AND INSECTS. 



By William Appleton Snow, 

 Assistant in Entomology, Leland Stanford, Junior, University. 



Glass ARACHNID A. 



Order ARANEIDA. 

 1 Lycosa sp. 



Immature male. One specimen. 



2. Habrocestum n. sp. ? 



" Probably new, but as it is not adult, I would rather not describe it, although 

 its coloration is doubtless characteristic." — Banks in litt. Two specimens. 



3. Callilepsis insularis n. sp. Banks MS. 



"Closely resembles Callilepsis ])luto, from Washington State." Two specimens. 



4. Marptusa californica Peck ? 



One immature si^ecimen. 



Class HEXAPODA. 



Order ORTHOPTERA. 



1. Trimerotropis lauta Scudd. 



Known only from Guadalupe. Ten specimens. 



2. Gryllus guadelupensis Scudd. MS. 



One specimen. There were also several immature Acrididae. 



Order COLEOPTERA. 



Calosoma semilceve Lee. 

 Amara insigiiis Dej. 

 Ataara californica Dej. 

 Dermestes vulpinus Fabr. 

 Trogosita virescens Fabr. 

 Pristoscelis sp. 



1. Myrmeleon sp. 



One specimen. 



Colaspidea cuprascens Lee. 

 Monoxia consputa Lee. 

 CcElotaxis punctulata Horn. 

 CcElotaxis muricata Horn. ? 

 Helops bachei Lee. 



Order NEUROPTERA. 

 Order HEMIPTERA. 



1. Lygaeid. 



One specimen, fragmentary. 



2. Psyllid. 



One specimen, fragmentary. 



Order DIPTBRA. 



1. Anthrax sp. 



Two specimens, in very poor condition. 



2. Eupeodes volucris Osten Sackeu. 



One specimen, male. A Western species, which extends as far eastward as western 

 Kansas. 



3. Eristalis tenax Linn. 



One specimen, male. 



4. Mesogramma sp. 



A single shrunken and discolored specimen. 



