Updated checklist of Balearic leaf beetles (Coleoptera: Chrysomelidae)

Zootaxa ◽  
2017 ◽  
Vol 4272 (2) ◽  
pp. 151 ◽  
Author(s):  
EDUARD PETITPIERRE ◽  
ANTONI SACARÉS ◽  
JOSÉ A. JURADO-RIVERA

The first updated checklist of Balearic leaf beetles (Chrysomelidae) since 1960 is presented here, evincing the presence of 118 species. This estimation is clearly lower than the 141 species reported in the only list available to date (Jolivet, 1953), and the dissimilarity is even more pronounced if we take into account that 22 new species have been added during this period. The possible explanations for these differences are discussed. The main island in the archipelago holds most of the species (Mallorca, 113 spp.), followed by Menorca (71 spp.), Eivissa (39 spp.) and Formentera (19 spp.). Thus, the Gymnesian islands (Mallorca and Menorca) are more species-rich than the Pityusic ones (Eivissa and Formentera). The number of species per island is significantly correlated with their respective areas not only for the Balearic but also for the much larger western Mediterranean islands of Corsica and Sardinia, and these abundances are not related with their nearness to the closest mainland. Among the different subfamilies and tribes, the Balearic flea-beetles (Alticinae) are clearly more prevalent whereas on the contrary, the Clytrini are less represented in comparison with the nearest mainland (Iberian Peninsula). The presented checklist includes four endemic species, Cryptocephalus majoricensis (Mallorca, Menorca and Formentera), C. tramuntanae (Mallorca), Cyrtonus majoricensis (Mallorca) and Timarcha balearica (Mallorca and Menorca). Furthermore, two adventitious species, Monoxia obesula and Epitrix hirtipennis of North American origin, have been reported for the first time in the Balearic Islands, in agreement with previous findings in other Mediterranean countries.

Zootaxa ◽  
2017 ◽  
Vol 4250 (5) ◽  
pp. 447 ◽  
Author(s):  
MARCELO KOVAČIĆ ◽  
FRANCES ORDINES ◽  
ULRICH K. SCHLIEWEN

A new miniature gobiid species, Buenia massutii sp. nov. (Teleostei: Gobiidae) is described from the circalittoral bottom off the Balearic Islands, western Mediterranean. Phylogenetic analysis of the mitochondrial COI-barcoding fragment supports its species-level distinctiveness and the monophyly of the genus Buenia. A description and diagnosis of the genus Buenia is for the first time provided. Material of the new species was collected in 57–67 m depth from beam trawl samples carried out on red algae beds. The traits that differentiate the new species from two congeneric species are: anterior oculoscapular canal only semiclosed with pores σ, λ, κ, ω, α, ρ and additional pores and open furrows from interorbital part to pore ρ; posterior oculoscapular canal absent; suborbital row c with 5 papillae; scales in lateral series 26–28; pectoral fin rays 16; the second spine of the first dorsal fin the longest, reaching to or behind posterior end of the second dorsal fin in males when folded down; pelvic fin anterior membrane one sixth or less of length of spinous ray in midline depth; head length 31.2–32.5% of standard length; eye 32.8–35.7% of head length; caudal fin length 21.5–24.0% of standard length. 


2018 ◽  
Vol 46 (2) ◽  
pp. 317-326 ◽  
Author(s):  
Olga MAYORAL ◽  
Francesco MASCIA ◽  
Lina PODDA ◽  
Emilio LAGUNA ◽  
Pere FRAGA ◽  
...  

Although wetlands provide an important range of environmental, social and economic services, they are increasingly subjected to anthropogenic perturbations, amongst which invasion by alien plants is particularly alarming. This paper focuses on the alien flora of wetlands from three territories belonging to the western Mediterranean area: one continental (Valencian Community) and two insular (Balearic Islands and Sardinia), providing a complete checklist for the three territories and a general comparison. In total, 380 alien taxa from 89 families have been reported, being the Valencian Community the area richer in taxa (312), followed by the Balearic Islands (151) and Sardinia (134). The invasive component includes 77 taxa, of which nine are common to the three territories - and have been recognised as the most invasive ones in Mediterranean islands - and six are considered invasive worldwide (Ailanthus altissima, Arundo donax, Cortaderia selloana, Oxalis pes-caprae, Ricinus communis and Eichhornia crassipes). Multiple Correspondence Analysis (MCA) revealed that the three territories do not show statistically relevant differences in relation to the alien species present in wetlands and their characteristics. The information on the characteristics of plants in similar habitats of the same biogeographic region provides a portrait of the current dimensions of the phenomenon in Western Mediterranean wetlands and is especially useful from the management perspective: its predictive value can be applied in establishing a prioritization of control measures of those most invasive species and will help screening new introductions with invasive potential.


Zootaxa ◽  
2019 ◽  
Vol 4679 (2) ◽  
pp. 297-317 ◽  
Author(s):  
ALBERTO SENDRA ◽  
GIUSEPPE NICOLOSI ◽  
ELENA AMORE

A description is given of a biogeographically interesting new species of Campodeidae (Diplura), Plusiocampa (Plusiocampa) tinoamorei sp. nov., a troglobiotic species found in the Sicilian Villasmundo and Scrivilleri caves. A second subterranean species already known from three caves in northwest Sicily near Palermo, Campodea (Campodea) majorica sicula Condé, 1957, also was studied. Both species were characterized with SEM. Each species belongs to a different monophyletic group: Plusiocampa s. str., with thoracic medial posterior macrosetae, and the group related to Campodea (Campodea) grassi Silvestri, 1912. Both groups are widely distributed on almost all of the large western Mediterranean islands. Nevertheless, although these two monophyletic groups have a different origin both could be dispersed via land connections between the mainland and the islands during the Messinian Age. This new discovery shows the great value of Sicilian caves that hold species with unique features and of high biogeographic significance. 


Author(s):  
Enric Torres-Roig ◽  
Kieren J Mitchell ◽  
Josep Antoni Alcover ◽  
Fernando Martínez-Freiría ◽  
Salvador Bailón ◽  
...  

Abstract Viperinae is a subfamily of viperid snakes whose fossil record in the Mediterranean islands is, until now, restricted to 12 palaeontological deposits on seven islands. Revision of the material excavated 30 years ago from the Middle/Late Pleistocene–Holocene deposit of Es Pouàs [Eivissa (= Ibiza), Balearic Islands, western Mediterranean] revealed about 6000 bones of a small-sized viper across different stratigraphic levels. Its morphological characteristics are different enough to known species of Vipera to warrant the description of a new species, but the nearly complete mitochondrial genome obtained from this snake based on a sample dated to 16 130 ± 45 bp, suggested it belonged to a new insular population of Lataste’s viper (Vipera latastei), Vipera latastei ebusitana subsp. nov. Phylogenetic analysis indicates that the dispersal of the ancestors of V. l. ebusitana to Eivissa, most probably from a north-east Iberian population, occurred via overwater colonization < 1.5 Mya, well after the Messinian Salinity Crisis (5.97–5.32 Mya) when land bridges allowed terrestrial colonization of the Balearic Islands by mainland faunas. The morphological differences between V. l. ebusitana and the Iberian populations suggest that it is a new dwarf taxon resulting from insular evolutionary processes, becoming extinct shortly after the first human arrival to this island about 4000 years ago.


Zootaxa ◽  
2010 ◽  
Vol 2536 (1) ◽  
pp. 36 ◽  
Author(s):  
JAVIER SOUTO ◽  
OSCAR REVERTER-GIL ◽  
EUGENIO FERNÁNDEZ-PULPEIRO

Samples of Bryozoa were collected during an epibenthic sledge survey (Canal0209) of the Menorca Channel between Menorca and Mallorca in the Balearic Islands in 2009. Twenty-nine species were identified, including a new genus of Calloporidae (Barrosia) and a new species of Fenestrulina, described herein. A lectotype is designated for Coronellina fagei (Calescharidae). Cribellopora simplex, a species of Lacernidae generally considered to be a junior synonym of Cribellopora trichotoma, is redescribed on the basis of the holotype and newly collected material.


2021 ◽  
Vol 79 ◽  
pp. 343-378
Author(s):  
Ante Vujić ◽  
Tamara Tot ◽  
Andrijana Andrić ◽  
Jelena Ačanski ◽  
Ljiljana Šašić Zorić ◽  
...  

Abstract Merodon natans group (Diptera, Syrphidae) taxa are reviewed using an integrative taxonomic approach combining morphological, morphometric and molecular techniques. The approach substantiates recognition of the three species: M. calcaratus (Fabricius, 1794), M. natans (Fabricius, 1794) and M. pulveris Vujić & Radenković in Radenković et al. 2011, and reveals the existence of a new species, M. makrisi Vujić, Radenković & Tot sp. nov., which is described. It also highlights the existence of a series of natans group populations, especially on some of the Mediterranean islands, in the Levant and in the Afrotropical Region, for which more comprehensive data are required to clarify their status. A key is provided to the natans lineage species currently recognised, and preimaginal stages of some natans-group species are described for the first time. Redescriptions for M. calcaratus and M. natans are provided. A neotype is selected for M. natans. Lectotypes are designated for M. annulatus (Fabricius, 1794) and M. melancholicus (Fabricius, 1794). Merodon annulatus is recognised as a synonym of M. natans.


2019 ◽  
Vol 99 (8) ◽  
pp. 1817-1823
Author(s):  
Francesc Ordines ◽  
Sergio Ramírez-Amaro ◽  
Ulla Fernandez-Arcaya ◽  
Elena Marco-Herrero ◽  
Enric Massutí

AbstractThe first record of the ophiuroid family Ophiohelidae from the Mediterranean Sea is reported. It consists of the description of the new record of Ophiomyces grandis from the Mallorca Channel seamounts in the Balearic Islands, western Mediterranean, where it shows high abundances. We present both the morphological description of the individuals collected and, for the first time, the cytochrome oxidase subunit I (COI) sequence of this species. The morphological traits of our specimens match the available descriptions of O. grandis. On the other hand, molecular analyses show a large genetic distance between O. grandis and Ophiomyces delata, the two species being very similar morphologically. Despite the high abundances of O. grandis reported here, previous surveys in the Mallorca Channel seamounts using ROV did not detect it, emphasizing the importance of beam trawl sampling to improving the biodiversity description of these geomorphological sea bottom features.


2017 ◽  
Vol 18 (2) ◽  
pp. 332
Author(s):  
J. MOREIRA ◽  
J. JUNOY

Benthic monitoring of the marine shallow bottoms off Menorca (Balearic Islands, western Mediterranean) has yielded several specimens of the leptostracan genus Paranebalia Claus, 1880. This finding constitutes the first report of the genus from European latitudes and the Mediterranean Sea and therefore the third leptostracan genus known from the Mediterranean. Specimens are described, illustrated and compared to other known species; they might represent a new species but their state of maturity and the lack of an appropriate diagnosis for the type species of the genus, Paranebalia longipes (Willemöes-Suhm, 1875), did not allow to confirm its taxonomic status.


PeerJ ◽  
2021 ◽  
Vol 9 ◽  
pp. e11879
Author(s):  
Julio A. Díaz ◽  
Sergio Ramírez-Amaro ◽  
Francesc Ordines

Background The seamounts Ses Olives (SO), Ausias March (AM) and Emile Baudot (EB) at the Mallorca Channel (Balearic Islands, western Mediterranean), are poorly explored areas containing rich and singular sponge communities. Previous works have shown a large heterogeneity of habitats, including rhodolith beds, rocky, gravel and sandy bottoms and steeped slopes. This diversity of habitats provides a great opportunity for improving the knowledge of the sponges from Mediterranean seamounts. Methods Sponges were collected during several surveys carried out by the Balearic Center of the Spanish Institute of Oceanography at the Mallorca Channel seamounts. Samples were obtained using a beam-trawl, rock dredge and remote operated vehicle. Additional samples were obtained from fishing grounds of the Balearic Islands continental shelf, using the sampling device GOC-73. Sponges were identified through the analysis of morphological and molecular characters. Results A total of 60 specimens were analyzed, from which we identified a total of 19 species. Three species and one genus are new to science: Foraminospongia balearica gen. nov. sp. nov., Foraminospongia minuta gen. nov. sp. nov. and Paratimea massutii sp. nov. Heteroxya cf. beauforti represents the first record of the genus Heteroxya in the Mediterranean Sea. Additionally, this is the second report of Axinella spatula and Haliclona (Soestella) fimbriata since their description. Moreover, the species Petrosia (Petrosia) raphida, Calyx cf. tufa and Lanuginella pupa are reported for the first time in the Mediterranean Sea. Petrosia (Strongylophora) vansoesti is reported here for the first time in the western Mediterranean Sea. Haliclona (S.) fimbriata is reported here for the first time in the north-western Mediterranean Sea. Hemiasterella elongata is reported here for the second time in the Mediterranean Sea. The species Melonanchora emphysema, Rhabdobaris implicata, Polymastia polytylota, Dragmatella aberrans, Phakellia ventilabrum and Pseudotrachya hystrix are reported for first time off Balearic Islands. Following the Sponge Barcoding project goals, we have sequenced the Cytochrome Oxidase subunit I (COI) and the 28S ribosomal fragment (C1–D2 domains) for Foraminospongia balearica sp. nov., Foraminospongia minuta sp. nov., H. cf. beauforti and C. cf. tufa, and the COI for Paratimea massuti sp. nov. We also provide a phylogenetic analysis to discern the systematic location of Foraminospongia gen. nov., which, in accordance to skeletal complement, is placed in the Hymerhabdiidae family. A brief biogeographical discussion is provided for all these species, with emphasis on the sponge singularity of SO, AM and the EB seamounts and the implications for their future protection.


2021 ◽  
pp. 1-8
Author(s):  
Martin J. Ebejer

The family Carnidae is reported from the Balearic Islands (Spain) for the first time. Meoneura glaberrima Becker, 1910 and M. prima (Becker, 1903) are new records and two species are described as new: M. ibizana sp. n. and M. micropygialis sp. n. This brings the total number of species of Meoneura known from Spain to 31.


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