Scorpions of Sri Lanka (Arachnida Scorpiones) Part III Heterometrus yaleensis sp n (Scorpionidae)
Author
Kovařík, František
Author
Ranawana, Kithsiri B.
Author
Sanjeewa Jayarathne, V. A.
Author
Hoferek, David
Author
Šťáhlavský, František
text
Euscorpius
2019
283
1
13
journal article
1536-9307
7FD99C20-A9A1-4D96-990B-EA87D5899BAD
Heterometrus
Ehrenberg, 1828
(
Figs. 1–53
,
Table 1
)
Buthus
(
Heterometrus
) Ehrenberg
in Hemprich & Ehrenberg, 1828: pl. 1, figs 1–2 (part, only fig. 2); Hemprich & Ehrenberg, 1829: 351.
Heterometrus
:
Kovařík, 2004: 1–59
, figs. 1–32 (complete reference list until 2004);
Kovařík, 2009: 34–49
, 73–113, figs. 1–283; Kovařík et al., 2016: 96–113, figs. 15, 458– 546, 571–574.
|
Dimensions (MM)
|
H. yaleensis
sp. n.
♂
holotype
|
H. yaleensis
sp. n.
♀ paratype
|
| Carapace |
L / W |
12.276 / 12.068 |
15.781 / 14.485 |
| Mesosoma |
L |
18.374 |
39.947 |
| Tergite VII |
L / W |
4.234 / 9.993 |
5.861 / 11.748 |
| Metasoma + telson |
L |
44.657 |
47.072 |
| Segment I |
L / W / D |
5.077 / 5.897 / 5.222 |
5.604 / 6.937 /5.168 |
| Segment II |
L / W / D |
5.948 / 5.449 / 4.875 |
6.130 / 6.119 / 5.067 |
| Segment III |
L / W / D |
6.551 / 4.986 / 4.767 |
6.662 / 5.872 / 4.885 |
| Segment IV |
L / W / D |
7.659 / 4.723 / 4.162 |
7.521 / 5.275 / 4.207 |
| Segment V |
L / W / D |
9.924 / 4.282 / 4.083 |
10.637 / 4.392 / 4.172 |
| Telson |
L / W / D |
9.498 / 4.103 / 3.181 |
10.518 / 3.583 / 3.072 |
| Pedipalp |
L |
46.520 |
46.661 |
| Femur |
L / W |
10.610 / 4.510 |
10.248 / 4.717 |
| Patella |
L / W |
12.519 / 4.951 |
11.751 / 5.662 |
| Chela |
L |
23.391 |
24.662 |
| Manus |
W / D |
11.458 / 6.039 |
13.094 / 6.578 |
| Movable finger |
L |
12.299 |
14.725 |
| Total |
L |
75.307 |
102.80 |
Table 1
. Comparative measurements of
Heterometrus yaleensis
sp
.
n
.
types. Abbreviations: length (L), width (W, in carapace it corresponds to posterior width), depth (D).
TYPE
SPECIES
.
Buthus
(
Heterometrus
)
spinifer
Ehrenberg, 1828
, by subsequent designation (
Karsch, 1879: 20
)
.
DIAGNOSIS: Pedipalp femur with three trichobothria, only one of which is on the internal surface. Patella of pedipalp with 19–20 trichobothria, three on ventral surface, and 13 on external surface. Chela of pedipalp with 26 trichobothria. Retrolateral pedal spurs absent. Lateroapical margins of tarsi produced into rounded lobes. Metasomal segments I to IV with paired ventral submedian carinae. Stridulatory organ located on opposing surfaces of pedipalp coxa and first leg. Total length
60 to 180 mm
.