scholarly journals Ants of the Monomorium monomorium species-group (Hymenoptera: Formicidae) in the Arabian Peninsula with description of a new species from southwestern Saudi Arabia

PeerJ ◽  
2018 ◽  
Vol 6 ◽  
pp. e4277 ◽  
Author(s):  
Mostafa Sharaf ◽  
Hathal M. Al Dhafer ◽  
Abdulrahman S. Aldawood ◽  
Francisco Hita Garcia

We revise the taxonomy of the myrmicine ants of the Monomorium monomorium species-group for the Arabian Peninsula. Six species are recognized: Monomorium aeyade Collingwood & Agosti, 1996, M. clavicorne André, 1881, M. exiguum Forel, 1894, M. holothir Bolton, 1987, M. mohammedi sp. n., and M. sarawatense Sharaf & Aldawood, 2013. On the basis of the worker caste, we describe Monomorium mohammedi sp. n. from the southwestern region of the Kingdom of Saudi Arabia (KSA). We designate a neotype for Monomorium aeyade Collingwood & Agosti and redescribe and illustrate the worker caste. Furthermore, we provide a worker-based species identification key, distribution maps for the treated species, and ecological and biological notes, if available. Monomorium holothir is recorded for the first time from the KSA. Also, we propose M. clavicorne var. punica Santschi, 1915a as a junior synonym of M. clavicorne, as well as M. dryhimi Aldawood & Sharaf, 2011 and M. montanum Collingwood & Agosti, 1996 to be treated as junior synonyms of Monomorium exiguum.

ZooKeys ◽  
2019 ◽  
Vol 898 ◽  
pp. 27-81 ◽  
Author(s):  
Mostafa R. Sharaf ◽  
Abdulrahman S. Aldawood ◽  
Francisco Hita Garcia

The genus Crematogaster is one of the most species-rich and widespread groups of ants. Despite their often-high local abundance and important ecological interactions, the taxonomy of the genus is fragmentary and in great need of modern revisionary studies. As a first step towards a revision for the Arabian fauna of Crematogaster, a review of all known species with synoptic species accounts is provided. Seventeen species are recognized and illustrated from the Arabian Peninsula, of which two new species are described: C. jacindae Sharaf & Hita Garcia, sp. nov. from the Dhofar Governorate, Oman, and C. gryllsi Sharaf & Hita Garcia, sp. nov. from the Kingdom of Saudi Arabia (KSA) based on the worker caste. Crematogaster jacindaesp. nov. is easily separated from the remainder of the Arabian Crematogaster fauna due to its complete lack of propodeal spines, slit-shaped propodeal spiracles, and its distinct bicoloration, whereas C. gryllsisp. nov. is readily distinguished by its unlobed postpetiolar dorsum. Furthermore, new country records are presented: C. acaciae Forel for the KSA and Yemen, and C. delagoensis Forel and C. jehovae Forel for the KSAC. antaris for Qatar, whereas C. luctans Forel is excluded from the Arabian fauna. In addition, on the basis of morphological examination of original type material, C. affabilis Forel is proposed as junior synonym of C. chiarinii Mayr, and C. striaticeps is elevated to species rank stat. nov. Furthermore, a new identification key for the Arabian species is provided, as well as distribution maps for all species.


ZooKeys ◽  
2020 ◽  
Vol 977 ◽  
pp. 41-74
Author(s):  
Yusuf A. Edmardash ◽  
Usama M. Abu El-Ghiet ◽  
Ahmed M. Soliman ◽  
Zarrag I. A. Al-Fifi ◽  
Neveen S. Gadallah

The doryctine wasp species (Hymenoptera: Braconidae) of Farasan Archipelago (Saudi Arabia) are studied here for the first time. Six species are reported, of which Mimodoryctes arabicus Edmardash, Gadallah & Soliman is described and illustrated as a new species. Neoheterospilus sp. is most probably a new species but further collecting should be done to obtain the female. Four species are new records for Saudi Arabia as well as for the whole Arabian Peninsula: Dendrosotinus ferrugineus (Marshall, 1888), Hecabalodes anthaxiae Wilkinson, 1929, Mimodoryctes proprius Belokobylskij, 2001, and Rhaconotus (Rhaconotus) carinatus Polaszek, 1994. The newly recorded species are re-described and illustrated.


ZooKeys ◽  
2018 ◽  
Vol 780 ◽  
pp. 35-59 ◽  
Author(s):  
Mostafa R. Sharaf ◽  
Hathal M. Al Dhafer ◽  
Abdulrahman S. Aldawood

The taxonomy of the dolichoderine ants of the genusTechnomyrmexMayr, 1872 is revised for the Arabian Peninsula. Six species are treated,T.albipes(F. Smith, 1861),T.difficilisForel, 1892,T.brianiSharaf, 2009,T.vexatus(Santschi, 1919),T.montaseriSharaf, Collingwood & Aldawood, 2011, andT.setosusCollingwood, 1985. The successful tramp speciesT.difficilisForel, 1892 is recorded for the first time from the Kingdom of Saudi Arabia (KSA) and Yemen, representing new records for the Palearctic Region.Technomyrmexvexatus(Santschi, 1919) is a new species record for Yemen. The queen caste of the rare endemic species,T.brianiSharaf, 2009 is described for the first time. A neotype for KSA endemicT.setosusCollingwood 1985 is designated based on a specimen collected from the type locality, the Asir Mountains, KSA, including new information on habitats and distribution. A male cast ofTechnomyrmex, possibly ofT.setosus, is also described. An illustrated key based on the worker caste of the Arabian species ofTechnomyrmexis given. New geographical records and a distribution map for the treated species are presented.


ZooKeys ◽  
2019 ◽  
Vol 874 ◽  
pp. 47-68
Author(s):  
Ahmed M. Soliman ◽  
Neveen S. Gadallah ◽  
Hathal M. Al Dhafer

The genus Oodera Westwood, 1874 (Hymenoptera, Pteromalidae, Cleonyminae) is recorded for the first time for the Arabian Peninsula, from the Kingdom of Saudi Arabia and the Sultanate of Oman. The present study is based on specimens reared from xylophagous beetle larvae of the family Buprestidae (Coleoptera) infesting dead Acacia trees from Al-Dakhiliyah and Dhofar governorates in Oman and Al-Baha, Asir and Riyadh regions in Saudi Arabia. Four new species, Oodera arabicasp. nov., O. omanensissp. nov., O. rapuzziisp. nov., and O. similissp. nov. are described, illustrated and compared with closely related Oodera species. An illustrated key and the xylophagous host records of the species are also provided.


PeerJ ◽  
2019 ◽  
Vol 7 ◽  
pp. e6287 ◽  
Author(s):  
Mostafa R. Sharaf ◽  
Abdulrahman S. Aldawood

The species ofMeranoplusSmith, 1853 of the Arabian Peninsula are reviewed based on the worker caste. Two species are recognized, keyed, and illustrated by Scanning Electron Microscope images (SEM),Meranoplus mosalahiandM. pulcher, Sharaf, 2014.Meranoplus mosalahisp. n.is described from the Dhofar Governorate, Oman based on the worker caste. The new species belongs to theM. magrettii-group and closely resemblesM. pulcherSharaf, 2014 from the Kingdom of Saudi Arabia (KSA), from which it can be distinguished by the bicolored body, the shallowly concave anterior clypeal margin, the absence of well-developed anterior clypeal teeth, the fewer irregular longitudinal cephalic rugae, and the feeble longitudinal rugae on posterior face of petiolar node.


Zootaxa ◽  
2017 ◽  
Vol 4216 (4) ◽  
pp. 339 ◽  
Author(s):  
NEVEEN S. GADALLAH ◽  
AHMED M. SOLIMAN ◽  
HATHAL M. AL DHAFER

The genus Eucremastus Szépligeti, 1905 (Hymenoptera: Ichneumonidae: Cremastinae) is recorded for the first time for the Arabian Peninsula from the Kingdom of Saudi Arabia. The present study is based on specimens collected from Al-Khararah, Rawdhat Al-Harmalyiah, Rawdhat Al-Sabalh, Rawdhat Farshet Sheaal and Wadi Ghaihab (Riyadh region, Central of Saudi Arabia). Three new species, E. arabicus Gadallah & Soliman, E. flavus Gadallah & Soliman and E. rufoantennalis Gadallah & Soliman are described and illustrated. An illustrated key to species is also provided. 


Zootaxa ◽  
2018 ◽  
Vol 4410 (2) ◽  
pp. 393
Author(s):  
MOHD TALIB KHAN ◽  
SYED KAMRAN AHMAD ◽  
SHOEBA BINTE ANIS ◽  
HASSAN ALI DAWAH

The genus Xiphogramma Nowicki (1940) is recorded for the first time from the Kingdom of Saudi Arabia, with the description of a new species, Xiphogramma hayati sp. nov. An updated key to the world species of this genus is also provided. 


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