PLATE XI. 



Fig. 35. Euchaeta spinifera n. sp. Male, last thoracic segment lateral, X 40. 



Fig. 36. Euchaeta dubia n. sp. Male, genital and last thoracic segments lat- 

 eral, X 40. 



Fig. 37. Scolecithrix inornata n. sp. Female, abdomen and last thoracic seg- 

 ment lateral, X 40. 



Fig. 38. Scolecithrix magna (Scott). Female, outline of last thoracic seg- 

 ment lateral, X 70. 



Fig. 39. Metridia atra n. sp. Male, furca and anal segment dorsal, X 25. 



Fig. 40. Metridia atra n. sp. Male, furca and anal segment lateral, X 70. 



Fig. 41. Metridia princeps Giesbrecht. Male, furca and anal segment dor- 

 sal, X 25. 



Fig. 42. Augaptihis rostratus n. sp. Female, abdomen lateral X 40. 



Fig. 43. Arietellus major n. sp. Female, alidomen and last thoracic seg- 

 ments lateral, X 25. 



Fig. 44. Arietellus major n. sj). Female, abdomen ventral, X 25. 



Fig. 45. Disseta grandis n. sp. Male, abdomen and last thoracic segment 

 lateral, X 25. 



Fig. 46. Disseta grandis n sp. Female, abdomen ventral, X 25. 



Fig. 47. Pontellopsis occidentalis n. sp. Male, abdomen ventral, X 40. 



Fig. 48. Pontellopsis occidentalis n sp. Female, abdomen and last thoracic 

 segment dorsal, X 40. 



Fig. 49. Pontellopsis occidentalis n. sp. Male, last thoracic segment dorsal, 

 X 40. 



186] 



