North American Frcsh-zvatcr Cyclopidce. 81 



'91. Weiterer Beitrao; ziir Kenntnis der Fauna von Gebirgsseen. 



Zool. Anz., XIV. Jahrg., Xos. 360 u. 361, pp. 119-123 u. 126-129. 

 '94. Die Tierwelt der Juraseen. Rev. Suisse de Zool., T. II., pp. 



3J9-376, PI. XIV. 



'95. Die Fauna hochgelegener Gebirosseen. Verhandlung der 

 Xaturf. Gesellscli. in Basel, Bd. XI., lleft I., pp. 36-133. Taf. I. 



EXPLANATION OF PLATES. 



Plate YIIL 



Fig. 1. Cijclops Umrkarti Glaus. 



Fio. 2. Last two segments of antenna of same. 



Fk;. 3. Fifth foot of same. 



Plate IX. 



Fk;. 1. Cyclops edaxYovhesi. 



Fig. 2. Last two segments of antenna of same. 



Fig. 3. Fifth foot of same. 



Plate X. 



Fig. 1. Cyclops viridis Jurine. 



Fig. 2. Fifth foot of same. 



Fk;. 3. Eeceptaculum seminis of same. 



Plate XL 



Fh;. 1. Variations in outer terminal spine of stylet of Cijclopis vin'dis 



var. hrerispinosus ITerrick. 

 Fig. 2. Fifth foot of same. 



Fig. 3. Receptaculum seminis of Cyclops viridis var. ivsectxts Forbes. 

 Fk;. 4 and 5. Fifth foot of same. 

 Fig. 6. Swimming foot of same. 



Plate XII. 



Fig. 1. Cyclops bicuspidatus Glaus. 



Fig. 2. Stylet of same. 



Fig. 3. Fifth foot of same. 



Fk;. -J. Receptaculum seminis of same. 



Plate XIII. 

 Cyclops albidus Jurine. 



Plate XIY. 

 Cyclops ater Herrick. 



