August, '11] ROSENFELD: INSECTS IN SPANISH MOSS 409" 



collections of moss, 21 species were found to occur in one lot only, 9 

 species in two lots, and 2 species each in three, four and all five lots. 



The most common spiders taken during the winter, the number of 

 lots of moss in which they were found and the average number of 

 Arachnids per ton for the six winter lots, are given below. 



No. lots in Av. No. per ton 



Spider which found in 6 winter lots: 



Grammonota maculata 6 1 ,504 



Philodromus diversus 6 854 



Anyphsena sp 4 606 



Anyphaena fallens 1 455 



Phidippus audax 5 452 



Mimetus interfector 3 368 



Dendryphantes octavus 4 220 



Oxyopes scalaris 3 196 



Epeira wittfeldse 5 178 



Grammonota maculata and Philodromus diversus occur in all six 

 winter lots, the former twice leading the list of spiders arranged by 

 number per ton, and occurring second three times. It occurs tenth 

 once. 



The following three species were the only ones found in the June 

 collections. 



No. lots in Av. No. per ion 



Spider which found in 5 summer lots. 



Prosthesima n. sp 2 144 



Grammonota maculata 3 118 



Dendryphantes sp 1 19 



Acknowledgments 



The writer wishes to acknowledge his sincere thanks to Dr. L. 0. 

 Howard, for his kindness in having various insects identified, to Dr. 

 W. M. Wheeler for the identification of most of the ants listed herein, 

 to Prof. E. A. Schwartz for the identification of the larger number of 

 the Coleoptera listed, to Prof. Otto Heidemann for the identification 

 of most Hemiptera, to Prof. H. S. Barber for identifying Scymnu^ 

 collaris, Elaphidion parallelum, Haltica ignita and Nyctobates pennsyl- 

 vanica, to Prof. A. N. Caudell for identifying Blatella dilatator, and to 

 Prof. Nathan Banks for the identification of all spiders. 



