Spiders from the Claremont-Laguna 
Region 
The following is a list of spiders collected during the past few years. All the 
determinations were made for us by Dr. R. V. Chamberlin. 
recently described by Chamberlin are included in this list. 
AVICULARIDA 
Bothriocyrtum californicum (Camb.) 
ULBoRIDA 
Uloborus californicus Bks. Uplands, 1200 ft. Nicholson. 
Dicty NID 
Dictyna calcarata Bks. 
ScyTopIp® 
Plectreurys castanea Sim. 
DRASSIDA 
Zelotes maculata Bks. 
Herpyllus validus Bks. 
H. angustus Bks. 
PHOLCID® 
Physocyclus globosus Tac. Uplands Nicolson. 
Pholcus phalangioides Fuessl. 
AGELENIDE 
Agelena pacifica Bks. 
A. californica Bks. Claremont and interior of Catalina. 
A, nevia Hentz. Claremont and Avalon, Catalina. 
Tegenaria domestica Clerck. 
T. californica Bks. 
Chorizomma californica Simon. 
LINYPHUDA 
Linphia Sp. 
ARGIOPID® 
Cyclosa conica Pallas. Cucamonga Mt. 4500 to 5500 ft. 
Aranea miniata Walck. 
A. curcurbitina Clerck. 
A, marmorea Clerck. 
A. angulata Clerck. 
Metargiope trifasciata Forsk. 
Zilla X-notata Clerck. 
Tetragnatha laboriosa Hentz. 
THERIDUD® 
Teutana grossa C. Koch. 
Latrodectus mactans Fabr. 
Theridion tepidariorum Koch. 
THOMISID® 
Thanatus coloradensis Keys. 
Xysticus californicus Keys. 
X. ferox Hentz. 
Misumena watia Clerck. 
Misumenoides aleatorius Hentz. 
Misumenops asperatus Hentz. 
Philodromus pernix Black. 
P. moestus Bks. 
CLUBIONIDZ 
Chiracanthium inclusum Hentz. 
Trachelas tranquilla Hentz. Claremont and Catalina. 
Castianeira pacifica Bks. 
Gayenna Juv. 
None of the new species 
Johnston. 
