( 151 ) 
EXPLANATION OF THE PLATES. 
PI. II. The wings pointing to the right are from $ subjects; those 
pointing to the left are from j subjects. 
Fig. I. Phrlxocoma sparsa $ wings. 
]«. „ femoralis $ „ 
1^. „ sjtarsa „ apex of abdomen beneath with ovi- 
positor extruded. 
„ fuscicornis $ wings. 
Ithytricliia lamellaris 
2. 
3. 
4. 
4a. 
5. 
5a. 
Orthoti'ichia angvstella 
Oxyethira costalis 
2 anterior wmg. 
$ wings. 
„ „ clothing of posterior wing: hairs on the 
costal margin disposed so as to fit into 
the fold of the anterior wing as in 
some of the preceding genera, and 
in Mijstacides as is mentioned by 
M'Lachlan. 
Agraylca multijmnctata $ wings. 
PI. III. The figures are from freshly killed specimens where the contrary 
is not affirmed. 
Pig. 1. 
Plirixocoma sparsa 
$ genitalia beneath 
la. 
„ 
11 
„ sideways. 
lb. 
ji 
„ 
maxillary palpus. 
2. 
11 
pnlchrico7'nis 
genitalia sideways. 
2a. 
11 
„ 
11 11 
2b. 
11 
„ 
„ „ (dried). 
3. 
11 
forcipata 
„ beneath. 
ya. 
11 
11 
inf. append., sideways. 
3b. 
11 
11 
idem, with appendix superior, obliquely 
beneath. 
Sc. 
11 
11 
sup. append, with penis, above. 
4. 
„ 
occulta 
genitalia sideways (dried). 
4a. 
jj 
11 
„ beneath (dried). 
4*. 
11 
11 
„ behind (dried). 
5. 
11 
fc VI oralis 
„ sideways. 
5a. 
„ 
11 
projection seen from above. 
5b. 
,, 
„ „ beneath. 
6. 
Ithytrichia lamellaris 
apex of abdomen sideways. 
&a. 
11 
)> 
appendices above. 
fij. 
11 
„ beneath. 
7. 
OrtTiotricliia angustella 
genitalia sideways from the left. 
la. 
11 
JJ 
„ above. 
n. 
11 
11 
„ beneath. 
Ic. 
11 
„ sideways from the right. 
8. 
Oxyethi 
',ra costalis 
„ sideways. 
8a. 
11 
„ beneath. 
9. 
Agrayleamultipiinctata 
,, sideways. 
9a. 
11 
)j 
„ beneath. 
10. 
11 
pallicornis 
„ sideways (dried). 
10a. 
» 
11 
,1 » (dried). 
M 2 
