Thaumatelsonine Stenothoids (Crustacea, Amphipoda). Part 2
Author
Krapp-Schickel, Traudl
text
Zootaxa
2006
2006-04-03
1165
1
31
journal article
27086
10.5281/zenodo.2645429
727232c0-d4a6-4959-b04d-3ae146281fd8
1175-5326
2645429
B08F05D0-3C02-42EE-A0BE-468F887F1F44
Antatelson walkeri
Chilton
Figure 4
(above and middle)
Thaumatelson walkeri
Chilton, 1912
, 199–200 pl. 1 fig. 11–15. Schellenberg, 1931,113.
Thurston, 1974
, 24–25.
Material examined
UL
/40,
King George Isl.
,
Admiralty Bay
, from rhizoids of
Phyllogigas grandifolius
,
4–30m
depth,
14.2.1980
. 1 ind
.
Diagnosis
Antenna 1 article 1 nasiform process not reaching end of article 2. Gnathopod 1 propodus widening distad, palm well defined, corner about 120°. Gnathopod 2 propodus ratio length to width> 2, palm well defined, corner after Chilton’s description about rightangled, in the studied material (ovigerous female
2.5mm
) oblique and about 120° corner; carpus distally lengthened. Third pleonite with triangular hump. All uropods surpassing length of telson.
FIGURE 4.
Antatelson walkeri
(Chilton)
. a) habitus; b) urosomites and telson. c)
Parathaumatelson
nasicum
(Stephensen)
urosomites with flange and telson.
Ecology
After
Thurston, 1974
, 24 this species occurs in dense growth of large algae like
Desmarestia
or
Phyllogigas
in depth of
2–30m
, probably living in the interstitium near the holdfasts.
Distribution
Antarctica
.