1912.] NATURAL SCIENCES OF PHILADELPHIA. 65 



Single type here designated : c? ; Near the mouth of Ogden 

 Canon, on the upper shore line of ancient Lake Bonneville, Salt Lake 

 Valley, Utah, [September, 1883]; (L. Bruner); Hebard Collection, 

 ex Bruner. 



Trimerotropis azurescens (p. 69). 



Based on an unspecified number of specimens of both sexes from 

 four localities. 



Single type here designated: 9 ; Alkali Stage Station (Green 

 River), Wyoming, [Elevation 6,000 feet, July 27, 1877]; (S. H. 

 Scudder) ; Hebard Collection, ex Bruner. This is the only specimen 

 in the U. S. N. M. or Bruner Collection at present with locality 

 agreeing exactly with any of those given in the original description. 



Trimerotropis bifasciata (p. 70). 



Based on an unspecified number of specimens of unstated sex from 

 one locality. 



Type designated by McNeill, Proc. U. S. N. M., Vol. XXIII, p. 

 419, 1901. 



"One male, without locality, Bruner Collection." As the original 

 description includes but one locality, Los Angeles, California (Coquil- 

 lett), it is natural to suppose that this specimen marked type by 

 Bruner came from that locality. 



Trimerotropis californica (p. 71). 



Based on two males and one female from one locality. 

 Single type here designated: <? ; San Louis Valley, California; 

 Coquillett; Hebard Collection, ex Bruner. 



Trimerotropis modesta (p. 72). 



Based on two female specimens from one locality. 



Type designated by McNeill, Proc. U. S. N. M., Vol. XXIII, p. 

 426, 1901. 



"One female, Silver City, New Mexico, Bruner's Type, Hebard 

 Collection, ex Bruner." 



Trimerotropis thalassica (p. 72). 



Based on an unspecified number of specimens of both sexes from 

 one locality. 



Single type here designated: c' ; Los Angeles, California, Septem- 

 ber-October; Koebele; U. S. N. M. Collection. Missing. 



Trimerotropis pacifica (p. 73). 



Described from a single male specimen from Los Angeles, Cali- 

 fornia, Coquillett, collector; Bruner Collection. Sent to McNeill. 



