246 
PACIFIC SCIENCE, VoL VIII, July, 1954 
E. Cloud, Jr., A. H. Banner, and D. W. 
Strasburg, July 27, 1951. 
G.O.C.-26. From an isolated patch reef in 
the main reef passage about 1.5 miles directly 
offshore from Government Station jetty (on 
south portion of northern main island) ; depth 
about 20 feet. A. H. Banner and D. W. 
Strasburg, July 28, 1951. 
G.O.C.-27. About 9,200 feet S.72°W. from 
offshore end of Government Station jetty (on 
south portion of northern main island) just 
south of main passage out of lagoon (Rawa 
ni Karoro) where coral shoals known as Aon 
te ra Bata begin to deepen; collection made 
from an area where patch reefs rise above the 
lime-sand bottom, at 16 feet depth; most 
specimens from a low coral patch about 14 
feet below the surface. P. E. Cloud, Jr., July 
29, 1951. 
G.O.C.-28. Slightly less than 4 miles N.- 
85°W. from Aiaki Maneaba in outer lagoon; 
patch reefs rising above the lime-sand surface 
at 14 feet to within 6 feet of the surface. P. 
E. Cloud, Jr., D. W. Strasburg, A. H. Banner, 
E. Moul, andj. Randall, July 30, 1951. 
G.O.C.-29. About 1 mile S.32°W. from 
Tekawa church at lagoon margin of south end 
of reef stretch known as Aon te Baba; col- 
lection from patch reefs rising about 9 feet 
(reduced to mean low tide) lime-sand bottom 
to within 1 foot of the surface. P. E. Cloud, 
Jr., D. W. Strasburg, and A. FI. Banner, July 
31, 1951. 
G.O.C.-30. Heliopora flat at south end of 
the northern main island of Onotoa at 1 + 
feet at low tide. P. E. Cloud, Jr., and D. W. 
Strasburg, August 1, 1951. 
G.O.C.-32. Back ridge trough, about 600 
feet offshore from PSB camp (Onotoa) at the 
outer margin of the windward reef, just in- 
shore from the algal ridge and surge channels; 
this part of the reef never dries even at low 
tide and generally has at least a foot or two 
of water above it. P. E. Cloud, Jr., August 
1, 1951. 
G.O.C.-35. About 8,600 feet N.18°W. from 
Tabuarorae Maneaba in 17 feet of water at 
mean low tide. P. E. Cloud, Jr., August 
10, 1951. 
G.O.C.-36. Southeastern end of reef area 
known as Rakai Ati, south side of big wind- 
ward point of reef near center of the atoll; 
collection made from a strip about 0.5 mile 
long running clear across the reef. P. E. 
Cloud, Jr., August 20, 1951. 
G.O.C.-39- Northwestern Onotoa, about 
1,300 feet northeast from Namokoro, in an 
area of gravelly sand bottom with maximum 
depths of about 12-14 inches at low tide and 
with occasional heads of digitate Porites lohata. 
P. E. Cloud, Jr., August 21, 1951. 
G.O.C.-41. Green algal flats crusting dead 
coral-algal rock at northwest corner of atoll; 
collections were made over an area extending 
about 300 feet north and 1,000 feet west from 
a point about 3,000 feet north of the monu- 
ment on Aonteuma; the area is exposed at 
low tide. P, E. Cloud, Jr., August 21, 1951. 
G.O.C.-51. About 3.25 miles N.31°W. 
from Tabuarorae Maneaba near the center of 
Te Rawa ni Bao, a pass in the south part of 
the leeward reef; collected from thickly set 
coral masses rising from 15 feet (sounded at 
low tide) of water to within about 8-10 feet 
of the surface locally. P. E. Cloud, Jr., August | 
23 , 1951. I 
G.O.C.-53. About 9,300 feet N.30°W. from ! 
Tabuarorae Maneaba in southern part of Te | 
Rawa Tekatobibi, a pass through the south | 
end of the leeward reef; collected from patch i 
reefs rising to an occasional maximum of i 
within 4 feet of the surface from a bottom i 
sounded at 18 feet. P. E. Cloud, Jr., August j| 
23 , 1951. ! 
G.O.C.-54. About 3,500 feet N.20°E. from 
Tabuarorae Maneaba, near the south end of ^ 
the atoll, in about 2 feet of water over dead i 
coral- algal bottom patchily veneered with ; 
calcareous gravel and scattered small patches 
of living corah. P. E. Cloud, Jr., August J 
23, 1951. : 
G.O.C;-55. About 13,400 feet S.75°W. i 
from Aiki Maneaba in the deep central part 
of the lagoon; the bottom is of low scattered 
