162 
PACIFIC SCIENCE, VoL XVIII, April 1964 
TABLE 1 
Station Data 
STATION 
DATE 
N LAT. 
W LONG. 
GENERAL 
LOCATION 
DEPTH 
(m) 
SEDIMENT 
9 9 
$ $ 
juv. 
6301-59 
25 June 1959 
34-24-42 
119-40-54 
Santa Barbara 
5.5 
br f sty sd* 
2 

_ 
6365-59 
31 Aug. 1959 
33-42-10 
118-04-30 
Sunset Beach 
9.1 
gr-blk f sd 
1 
— 
6368-59 
31 Aug. 1959 
33-40-45 
118-02-45 
Sunset Beach 
7.6 
gr-blk m sd 
1 
- 
_ 
6373-59 
31 Aug. 1959 
33-39-25 
118-01-00 
Huntington 
Beach 
9.3 
f gr sd, sh 
1 
1 
- 
6390-59 
1 Sept. 1959 
33-20-48 
117-31-35 
San Onofre 
7.3 
f gr sd 
3 
- 
- 
6394-59 
1 Sept. 1959 
33-19-15 
117-30-00 
Las Pulgas 
7.0 
f gr sd 
1 
— 
1 
6395-59 
1 Sept. 1959 
33-19-12 
117-30-05 
Las Pulgas 
7.3 
f gr sd 
1 
- 
1 
6398-59 
1 Sept. 1959 
33-13-40 
117-25-05 
Santa 
Margarita 
8.8 
f gr sd 
1 
- 
- 
6399-59 
1 Sept. 1959 
33-13-30 
117-25-15 
Santa 
Margarita 
9.4 
f gr sd 
2 
- 
- 
6410-59 
3 Sept. 1959 
32-38-10 
117-08-32 
San Diego 
6.7 
m gr sd, sh 
1 
- 
- 
6702-59 
3 Dec. 1959 
34-24-58 
119-35-40 
Summerland 
5.5 
v f sd 
8 
- 
1 
6721-59 
4 Dec. 1959 
34-23-02 
119-30-40 
Carpinteria 
9.1 
v f sd 
14 
1 
- 
6722-59 
4 Dec. 1959 
34-23-05 
119-30-40 
Carpinteria 
6.7 
v f sd 
12 
- 
6 
6723-59 
4 Dec. 1959 
34-23-10 
119-30-40 
Carpinteria 
7.6 
v f sd 
6 
- 
- 
6731-59 
6 Dec. 1959 
34-17-53 
119-21-05 
Las Pitas Pt. 
7.3 
v f sty sd 
7 
- 
2 
6736-59 
6 Dec. 1959 
34-18-55 
119-23-05 
Las Pitas Pt. 
6.7 
m sd, tubes 
2 
- 
- 
6761-59 
7 Dec. 1959 
33-59-55 
118-29-51 
Santa Monica 
6.1 
f sty sd 
2 
- 
- 
6763-59 
7 Dec. 1959 
33-59-47 
118-29-30 
Santa Monica 
9.1 
f sty sd 
1 
- 
- 
* Abbreviations: blk = black, br r= brown, f = fine, gr = gray, m = medium, sd = sand, sh = shells, sty 
‘very. 
: silty , 
small teeth, one left subventral in position, one 
dorsal in position; amphids not observed. 
Body: cuticle without striations; cervical setae 
more numerous and longer than in female, 
length to 22/a; maximum body diameter 85 /a at 
1400 /a from the anterior end. 
Esophagus (Fig. 1 c) : nerve ring surrounds 
esophagus 291/a from the anterior end, body 
diameter at nerve ring 58 /a; esophagus with 
nine distinct bulbs, posterior end of esophagus 
666/a from anterior end, corresponding body 
diameter 79/*. 
Reproductive structures: two pre-cloacal sup- 
plements present (Fig. Id), located 390/a and 
260/a anterior to the cloaca; spicules (Fig. le) 
curved, 68/a in length; gubernaculum complex, 
with central element from which lateral pieces 
project on the outer sides of the spicules, length 
21/a. 
Tail (Fig. If): cloacal opening 2550/a from 
anterior end, corresponding body diameter 44/a; 
tail with three subterminal setae, with caudal 
gland orifice; tail length 170/a. 
DESCRIPTION OF THE FEMALE (Figs. 1 g-j) \ 
Length = 3.22 mm, ratios, a = 33-9, b = 4.1, 
c = 17.2, Vu = 45.6%. Head (Fig. 1 g ) : labial 
papillae six, indistinct; cephalic setae 10, length 
to 9/*; buccal cavity 15/a X 15/a, separated into 
two chambers by three chitinous bands, anterior 
chamber 6/a X 10/*, posterior chamber 9/a X 
9/a; armature of three teeth, large right sub- 
ventral tooth, length 9/*, equipped with an 
accessory piece at tip and surrounding it; two 
small teeth, one left subventral in position, one 
dorsal in position; amphids 4/a in diameter. 
Body: cuticle without striations; cervical setae 
scant, length to 12/a; vulva (Fig. 1 h) situated 
1480/a from anterior end, corresponding body 
diameter 95/*- 
Esophagus (Fig. li): nerve ring surrounds 
esophagus 317/a from anterior end, correspond- 
ing body diameter 49/a; esophagus with 10 
distinct bulbs; posterior end of the esophagus 
780/a from anterior end, corresponding body 
diameter 73/a. 
Tail (Fig. Ij): anus 3033/* from anterior 
