16 
Psyche 
[March 
to the para-dorsal and suprastigmatal black splotches there 
is now a black spot on the border of the mid-dorsal line. 
Further changes in the body markings are shown in Fig. 9. 
The substigmatal line is white and very broad. 
Fourth Instar 
Head height 1.25 mm, ; head width 1.25 mm. The only 
black now remaining on the head is an indistinct transverse 
band between the two prominent knobs, a short band extend- 
ing posteriorly from each knob to the foramen magnum, 
and a slight black area near the ocelli. Body length 9 mm. 
Not much change. Markings intensified. 
Eggs were laid May 6 and 7 and hatched May 13 and 17 
six to eleven days having elapsed. The first instar required 
seven days all moults having been completed by May 24. 
The second instar occupied from twelve to fourteen days 
with moults on May 29 and June 2. The third instar was 
completed in eight days and the fourth in ten. Many 
different species of grass served as food plants, but lawn 
grass was preferred. 
Metamorpha stelenes insularis (Holland) 
Egg 
Dark pea green. Height 1.2 mm. Greatest diameter .9 
mm. There are fourteen raised white longitudinal ribs. At 
the apex of the egg the ribs present a few serrations when 
viewed in profile. Here also they join to form a stem-like 
projection on the summit of which is located the micropyle. 
The base of the egg, the surface applied to the food plant, 
is perfectly flat. It is divided into faint minute polygonal 
areas. 
First Instar 
Head height .5 mm. ; head width .75 mm. Smooth shiny 
black with a few long black hairs. These are in part micro- 
scopically serrate. Body 3 mm. long. Clear transparent 
burnt yellow. Green from gut shows through. Few long 
black serrate hairs arising from very large tubercles. 
Spiracles brown. 
Second Instar 
Head height .9 mm. ; head width 1.0 mm. Shiny black. 
