Diversity of Aulacidae (Hymenoptera: Evanioidea) in the oceanic Ogasawara Islands (Japan), with description of a new species from Anijima Island
Author
Watanabe, Kyohei
Author
Konishi, Kazuhiko
Author
Turrisi, Giuseppe Fabrizio
text
Zootaxa
2013
3736
2
187
197
journal article
10.11646/zootaxa.3736.2.6
96456103-6051-444a-af94-ba49b21f74e5
1175-5326
223704
D5CD2049-ADD1-4945-AD42-C820D599047C
Pristaulacus boninensis
Konishi 1989
(
Figs. 22–28
)
[Japanese name: Ogasawara-sedaka-yasebachi]
Pristaulacus boninensis
Konishi 1989: 337
.
Description
. See Konishi (1989, 1990) and Turrisi (2007: 16). Here we describe male genitalia of this species for the first time.
Subgenital plate with a short apodema sternalis, anterior margin round laterally, straight to slightly concave medially, its median part with scale-like sculpture (
Fig. 24
). Apex of paramere acute, cuspis wide and curved, digitus wide with lower apex narrow and long (
Figs. 25, 26, 28
). Aedeagus more or less straight, its penis valve about 2.5 times as long as basal apodeme (
Fig. 27
), its apex produced in dorsal and ventral views (
Figs. 25, 26
).
Material examined
.
JAPAN
, Tokyo, Ogasawara Islands. [Anejima Island]
1 male
,
16. vii. 2007
, H. Karube leg. (KPMNH) (KPM-NK5001140). [Anijima Island]
1 male
,
8. vi. 2006
, ex. from dead wood of
Distylium racemosum
, H. Karube
leg. (KPMNH) (KPM-NK5001141);
3 females
,
18. viii. 2010
, Malaise trap by JFTA (KPMNH) (KPM-NK5001142–KPM-NK5001144);
1 female
and
6 males
,
14. ix. 2009
, Malaise trap by JFTA (KPMNH) (KPM-NK5001145–KPM-NK5001151);
2 females
and
4 males
,
8. vii. 2009
, Malaise trap by JFTA (KPMNH) (KPM-NK5001152–KPM-NK5001157);
4 females
and
10 males
, no data of month and day, 2010, Malaise trap by JFTA (
2 females
and
2 males
in UCTC; others in KPMNH) (KPM-NK5001158–KPM- NK5001167);
1 female
and
1 male
, no data of month and day, 2005, H. Karube leg. (KPMNH) (KPM- NK5001168–KPM-NK5001169). [Hahajima Island]
1 female
(
holotype
),
1–8. vii. 1986
, H. Makihara leg. (NIAES). [Imoutojima Island]
1 female
,
23. vi. 2006
, H. Karube leg. (KPMNH) (KPM-NK5001170). [Mukojima Island]
1 female
,
10. vi. 2007
, H. Karube leg. (KPMNH) (KPM-NK5001171). [Mukoujima Island]
1 female
and
1 male
,
21. vi. 2009
, Malaise trap by JFTA (KPMNH) (KPM-NK5001172–KPM-NK5001173). [Otoutojima Island]
1 male
, Shikanohama to Hirone,
12. vi. 2006
, H. Karube leg. (KPMNH) (KPM-NK5001174).
FIGURES 17–21.
Pristaulacus anijimensis
sp. nov.
(paratype male). 17, subgenital plate, ventral view; 18, 19, genital capsule, dorsal (18) and ventral (19) view; 20, left aedeagus, lateral view; 21, right paramere and volsella, mesal view.
FIGURE 22, 23.
Pristaulacus boninensis
Konishi
(female) ― 22, lateral habitus; 23, head, dorsal view.
Distribution
.
JAPAN
(Ogasawara Islands: Anejima Island, Anijima Island, Chichijima Island, Hahajima Island, Imoutojima Island, Mukojima Island, Mukoujima Island and Otoutojima Island).
Biology
. Konishi (1989, 1990) recorded the host of this species:
Ceresium unicolor
(Fabricius 1787)
(
Coleoptera
,
Cerambycidae
). The host cerambicid beetle used an introduced plant,
Leucaena leucocephala
(Fabaceae)
.
Remarks
. This species is newly recorded from Anejima Island, Anijima Island, Imoutojima Island, Mukojima Island, Mukoujima Island and Otoutojima Island.