220 PROCEEDINGS OF THE NATinXAT. MUSEVM. vol. xxv. 



Order PSEUDOSCORPION ID A. 

 Family CHKLIFKKID.E. 



CHELIFER SCABRISCULIS Simon. 



< 'hrlih-r scdhrisrulix ^iMO};, Ann. Soc Ent. France, 1S7S, ]>. In4. 

 ^lany sijeciincns from Willium.s, May 25, ,Iune ti. 



CHELANOPS GROSSUS Banks. 

 C/*rr/*r.s' //ros.sN.s Banks, Can. Entoni., 189:], j). (Sr). 



Many specimens from Williams, June 9-15, July 7. Some speci- 

 mens taken in June ])ear the egg-mass, consisting of about twenty 

 eggs tightly hound together and forming a flattened hemisphere. Two 

 specimens were found under the elytra of a beetle, Argates spicidatus, 

 taken July 17 at Williams. 



OLPIUM, sp. 

 One specimen, of an oliscure species; Williams. Jul3\ 



Order SOLPUGIDA. 

 Family EREMOBATID.F:. 



EREMOBATES SULFUREUS Simon. 

 Datames sulfercus SniON, Ann. Soc. Ent. France (5), IX, 1879, p. 142. 



Several specimens from Williams, May 25, June 10; Bright Angel, 

 August 10, jind Flagstaff. July 5. 



Order ACARINA. 

 Family RHYNCHOLOPMID.E. 



RHYNCHOLOPHUS ROBUSTUS Banks. 

 Rhynrliolnplnix ro}>vMui< Banks, Ann. N. Y. Acad. Science, VIII, 189ri, p. 482. 

 Sevei'al specimens from Williams, June !»-15; also a number of 

 their eggs. 



RHYNCHOLOPHUS MACULATUS Banks. 

 Rhinichnlnpliiix ,naai/(t()(s Banks, Trans. Anier. Ent. Soc, 1S94, i.. 217. 

 A few specimens from Williams, June. 



RHYNCHOLOPHUS, sp. 



One specimen of a broad, pale yellowish species, from Winslow, 

 July 21. 



