A new species of Philoscirtus (Orthoptera: Phaneropteridae: Mecopodinae) from the West Usambara Mountains of Tanzania and its conservation status
Author
Hemp, Claudia
Author
Heller, Klaus-Gerhard
Author
Warchałowska-Śliwa, Elżbieta
Author
Hemp, Andreas
text
Zootaxa
2015
3905
2
273
282
journal article
42414
10.11646/zootaxa.3905.2.8
7d12f2fe-6208-4c5e-9b1f-31bcd0877c25
1175-5326
233457
11D41F0B-92CC-461F-9EEC-AACC8A5766A4
Philoscirtus cordipennis
Karsch, 1896
Examined material.
2 males
,
3 females
,
Tanzania
, East Usambara Mountains, Sigi nr. Amani,
April 1966
, coll N. Jago, depository:
BMNH
.
Re-description.
Male. General coloration.
Uniformly green with some brown to black markings at posterior end of tegmina (
Fig. 3
C) and black spots at posterior end medially on tergites 6–7.
Head and antennae.
Antenna very long,
11 cm
and thus about 3–4 times as long as body length.
La Baume (1911)
records a male with
13 cm
long antennae collected at Amani by Vosseler.
Thorax.
Pronotum up-curved at posterior margin, very rugose (
Fig. 3
A, C). Fore femora armed with 3–5 inner and 0–1 outer stout short spines, marked brown to black at posterior outer side; posterior ends of femora with reddish pair of spurs.
Legs.
All femora slightly laterally compressed. Mid femora with 1–2 stout spines at posterior part, also with a pair of stout spurs.
Hind
femora with numerous stout and acute brown spines and a pair of stout spurs at lunules.
Abdomen.
Cerci green, short and rather stout, slightly inwardly curved. Subgenital plate elongated with slender middle part and expanded posterior part. Posterior part brown, triangularly incised, thus forming a fork with pointed tips (
Fig. 3
E). With minute styli.
FIGURE 1.
P. viridulus
n. sp.
male habitus.
Female.
Larger than males. Antenna of one measured specimen
13.5 cm
long. Tegmina small rounded and from each other separated lobes, reaching to abdominal tergite 2. Ovipositor stout at base, about half as long as body size, almost straight. Subgenital plate heart-shaped with circlic incision at posterior point.
Measurements,
male.— (mm) (N = 2). Body length: 25–28. Length of pronotum: 5–6. Length of visible part of elytra: 5. Length of hind femur: 25–33.
Measurements,
female.— (mm) (N = 3). Body length: 33–42. Length of pronotum: 7. Length of visible part of elytra: 3–4. Length of hind femur: 35–39. Ovipositor length: 22–28.
Distribution.
Tanzania
, East Usambara Mountains and coast around Tanga (
Karsch 1896
,
La Baume 1911
).