Description of a new species of Aeglidae, and new records of related species from river basins in Argentina (Crustacea, Anomura)
Author
Bond-Buckup, Georgina
Author
Jara, Carlos G.
Author
Buckup, Ludwig
Author
Bueno, Alessandra A. P.
Author
Pérez-Losada, Marcos
Author
Crandall, Keith A.
text
Zootaxa
2010
2343
18
30
journal article
10.5281/zenodo.193342
451e845a-bc93-48c8-9d67-121040a631a5
1175-5326
193342
Aegla intercalata
Bond-Buckup & Buckup,
1994
Diagnosis
. Anterolateral spine of carapace reaching base of cornea; protogastric lobes moderately distinct; rostrum of medium length, indented; rostrum carinate along its entire length; front narrow; anterior angle of ventral margin of epimera
2
unornamented or with one or more scales; proximal outer margin of moveable finger of cheliped without lobe; fingers of cheliped with lobular tooth; palmar crest of cheliped absent or slightly developed; inner margin of ventral face of ischium of cheliped with four prominent tubules, and smaller tubercles among them; ventral margin of merus of second pereiopod with scale-shaped tubercles. (Modified from
Bond-Buckup & Buckup
1994
.)
New records
.
ARGENTINA
: Province of Tucumán: stream of River Los Sojas, with Ruta
307
, direction to Tucumán with Tafi del Valle,
26
º
56
'
27
"S
,
65
º
9
'
56
"W
;
1855 m
,
10
.xii.
2001
(
UFRGS
3228, 1 F); Stream at
15 km
Taffi del Valle, Las Carreras.
26
º
56
'00"S
,
65
º
46
'
33
"W
;
2366 m
,
10
.xii.
2001
(
UFRGS
3226, 3 M,
2
F); id., ib. (
UFRGS
3229, 3 M,
4
F); Stream tributary, direction Concepción to El Clavillo.
27
º
21
'
30
"S
,
65
º
49
'05"W
;
655m
,
11
.xii.
2001
(
UFRGS
3224, 4 M,
1
F); Province of S. F. Catamarca: River Las Trancas, Las Juntas, near El Rodeo, Catamarca.
28
º04'
27
"S
,
65
º
54
'
25
"W
;
1485m
,
11
.xii.
2001
(
UFRGS
3225, 1 M
4
F).
Former distribution
.
ARGENTINA
: Northwestern Tucumán, southeastern and eastern Catamarca (
Bond-Buckup & Buckup
1994
).
Present distribution
.
ARGENTINA
: Mar Chiquita system – Dulce River – northwestern and southwestern Tucumán, southeastern and eastern Catamarca.
Remarks
. The specimens of
Aegla intercalata
were collected in different habitats, in silt or under rocks, in river backwaters and also where the current was swift. The new records are within the geographical distribution already known for this species.