hagen.] zoology pseudo-neuroptera and neuroptera. 605 



Cheysopa. 



49. Chr., spec. (?), (group of Chr. oculata), Snake Eiver, Idaho. 



50. Chr., spec. (?), (group of Chr. nigricormis), Colorado plains. 



51. Chr., spec. (?), (group of Chr. externa), Colorado plains. 



Myrmeleon. 



52. M. diversus, Yellowstone. 



53. M. nigrocintus, larva, Montana. 



Family SiAiiNA. 



CORYDALIS. 



54. C, spec. C?), larva, Chiquili, Col. 

 Eaphidia. 



55. B., spec. (?), Ogden, Utah. 



56. E., spec. I'i), Eio Grande, Colorado. 



Family Phryganina. 



LiMNEPHTLUS. 



57. L. spec, (?), (group of L. rhombicus), Colorado mountains. 



GONIOTACJLIUS. 



58. G. spec. (?), (group of G. griseus), Colorado mountains. 

 Stenophylax. 



59. St. divergens, Colorado mountains. 

 — . St. gilvipes, British Columbia. 



Platyphylax. 



61. P. designatus, foot-hills of Colorado. 



62. P. atripes, Colorado mountains j Yellowstone. 



Ehyarophila. 



63. jR., spec. (?), Long Peak and divide, Colorado. 



FAUNA OF COLOEADO. 

 The fauna of Colorado is represented by 36 species. 



Pteronarcys califoraica. 



badia. 

 Acroneuria abnormis. 

 Dictyopteryx signata. 

 Isogeuus elongatus. 



Ephemera compar. 



Mesotherais corrupta. 

 Diplax decisa. 



pallipes. 



semicincta. 

 Epitheca semicircularis. 

 ^schua constricta. 



PERLINA. 



Perla sobria, 

 ebria. 

 spec. 

 I Chloroperla, spec. 



EPHEMEEINA. 



I Heptagenia pudica. 



ODONATA. 



iEschna propinqua, 

 Ophiogomphus .severus. 

 Lestes congener. 



hamata. 

 Agrioii, spec. 

 Isclmura, spec. 



