Orthoptera: Tettigoniidae, Gryllidae, Tetrigidae, Acrididae
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Boletín de la Sociedad Entomológica Aragonesa (S.E.A.), nº 58 (30/06/2016): 115–122. ISSN: 1134-9064 SIX ORTHOPTERA SPECIES NEW TO THE FAUNA OF PORTUGAL (ORTHOPTERA: TETTIGONIIDAE, GRYLLIDAE, TETRIGIDAE, ACRIDIDAE) Paulo Lemos1, Koen Lock2, Baudewijn Odé3 & Roy Kleukers4 1 Rua Prof. António Maria Rodrigues, nº7: 2500 884 Caldas da Rainha, Portugal — [email protected] 2 Koen Lock, Merelstraat 27, B-9000 Gent, Belgium — [email protected] 3 Baudewijn Odé, P.C. Hooftstraat 149, 1071 BT, Amsterdam, The Netherlands — [email protected] 4 Roy Kleukers, EIS Kenniscentrum Insecten / Naturalis, Postbus 9517, 2300 RA Leiden, The Netherlands — [email protected]. Abstract: Six species of Orthoptera are reported as new to the Portuguese fauna: Cyrtaspis tuberculata Barranco, 2005, Natula averni (Costa, 1855), Oecanthus dulcisonans Gorochov, 1993, Pteronemobius heydenii (Fischer, 1853), Tetrix bipunctata kraussi Saulcy, 1888 and Stenobothrus grammicus Cazurro, 1888. The first documented records of Stenobothrus bolivarii (Brunner von Wattenwyl, 1876) and Omocestus viridulus kaestneri Harz, 1972 are presented, along with new records of some rare species: Leptophyes puncta- tissima (Bosc, 1792), Conocephalus conocephalus (Linnaeus, 1767), Metrioptera ambigua Pfau, 1986 and Sphingonotus nodulosus Llucià-Pomares, 2013. Key words: Orthoptera, Tettigoniidae, Gryllidae, Tetrigidae, Acrididae, Tetrix bipunctata kraussi, new records, bioacoustics, chorology, Portugal. Seis especies de Orthoptera nuevas para la fauna de Portugal (Orthoptera: Tettigoniidae, Gryllidae, Tetrigidae, Acrididae) Resumen: Se registran seis especies de ortópteros nuevas para la fauna portuguesa: Cyrtaspis tuberculata, Natula averni, Oecanthus dulcisonans, Pteronemobius heydenii, Tetrix bipunctata kraussi y Stenobothrus grammicus. Asimismo, se incluyen los primeros datos verificados de Stenobothrus bolivarii y Omocestus viridulus kaestneri y nuevos registros de algunas especies raras: Leptophyes punc- tatissima, Conocephalus conocephalus, Metrioptera ambigua y Sphingonotus nodulosus. Palabras clave: Orthoptera, Tettigoniidae, Gryllidae, Tetrigidae, Acrididae, Tetrix bipunctata kraussi, nuevas citas, bioacústica, corolo- gía, Portugal. Introduction Until recently the Portuguese Orthoptera fauna was relatively were used. Additionally moist areas were inspected for poorly studied. In recent years more and more data are being groundhoppers and for tree- and bush dwelling species published, e.g. Lock (1999), Miranda-Arabolaza & Barranco branches were beaten with a stick, collecting the specimens (2005), Ferreira et al. (2006, 2007, 2008, 2009), Ferreira with an entomological umbrella. The research was performed (2007, 2009), Ferreira & Grosso-Silva (2008a, b, c) and during the day as well as during the night, when some species Schmidt et al. (2009). of cricket and bush-cricket were active. In recent years, field trips focussing on Orthoptera were Sound recordings have been made with an Olympus LS- undertaken by the authors. Paulo Lemos has been active espe- 100 and Tascam HD-P2 solid state recorder with a Sennheiser cially in the central part of the country. Koen Lock investigat- microphone (K6-module with ME67 or ME62 condensor ed several areas in October 2011. Baudewijn Odé, Luc Wi- microphone) at 96kHz/24bits PCM quality, both in the field llemse and Roy Kleukers studied parts of Serra da Estrela and and in studio conditions. Analysis of the sound recordings has NP Alvao in July 2015. been performed with Bias Peak software. Oscillograms have This has yielded several interesting records. In this pa- been prepared with Praat software. per we present six species new to Portugal: Cyrtaspis tubercu- The collected specimens are stored in the collections of lata Barranco, 2005, Natula averni (Costa, 1855), Oecanthus the authors and Naturalis Biodiversity Center in Leiden (the dulcisonans Gorochov, 1993, Pteronemobius heydenii (Fis- Netherlands). For some specimens DNA samples have been cher, 1853), Tetrix bipunctata kraussi Saulcy, 1888 and Ste- taken (see the RMNH numbers in the locality lists) and these nobothrus grammicus Cazurro, 1888. Furthermore we present will be processed in the coming years and published via the first documented records of Stenobothrus bolivarii (Brun- www.boldsystems.org. ner von Wattenwyl, 1876) and Omocestus viridulus kaestneri Harz, 1972 and new records of some rare species: Leptophyes Results punctatissima (Bosc, 1792), Conocephalus conocephalus (Linnaeus, 1767), Metrioptera ambigua Pfau, 1986 and Family Tettigoniidae Sphingonotus nodulosus Llucià-Pomares, 2013. ● Leptophyes punctatissima (Bosc, 1792) NEW RECORDS. 1 female nymph, 8-VII-2015, Serra da Es- Material and Methods trela, surr. of Famalicao (district Guarda), N40.449286, The field work has been carried out using several techniques, W07.365879; alt. 850 m, R. Kleukers, B. Odé, & L. Willemse especially walking slowly through the field with a sweep net, leg., col. Naturalis Leiden (RMNH5014955) (fig. 1). looking for jumping or sitting grasshoppers and listening to This cryptic species was mentioned by Miranda- the songs. For this cause also bat detectors (Magenta Bat4) Arabolaza & Barranco (2005) from Serra da Nogueira and 115 Ferreira et al. (2007) from Peneda-Gerês National Park. In 676, W9.083918, P. Lemos (observation song); 28-VII-2012, 2015, a female nymph was caught in a road side verge in a Casais da Fonte (district Leiria), N39.423217, W9.185419, P. mixed forest in Serra da Estrela (fig. 2). The nymph was Lemos (observation song); 4-VIII-2012, Aljezur, along raised to adult (fig. 1). It is quite probable that L. punctatissi- Ribiera de Aljezur, next to village of Aljezur (district Faro), ma is much wider distributed in northern Portugal, as the N37.317, W8.803, B. Odé (sound recording); 5-VIII-2012, insects have a cryptic lifestyle and the male makes a sound Aljezur, along Ribiera de Aljezur (district Faro), in rushes and which cannot be heard by the human ear. A batdetector is reeds, N37.328, W8.824, B. Odé (sound recording); 6-VIII- very useful to detect the species. 2012, Aljezur (district Faro), along road in salt marsh, in rushes, N37.331, W8.826, B. Odé (sound recording); 5-X- ● Cyrtaspis tuberculata Barranco, 2005 2013, Budens/Boca do Rio (district Faro), N37.074081, New to Portugal W8.804747, P. Lemos (observation song); 6-X-2013, Gafa- NEW RECORDS. Many males and females, 2013-2015, be- nha da Boa Hora (district Aveiro), N40.522382, W8.774444, tween S. Antonio and Sagres (district Faro), N37.0423, P. Lemos leg. (col. Lemos); 1-XI-2013, Poça do Vau (district W08.9559, alt. 50 m, P. Lemos leg. (photo, 4 males and 2 Leiria), N39.383689, W9.210885, P. Lemos (photo); 12-XI- females in collection Lemos) (fig. 3, 4). 2013, Lagoa dos Salgados (district Faro), N37.091990, This species was recently described on the basis of a W8.330299, P. Lemos leg. (col. Lemos, photo/video); 21-XI- single female (Barranco 2005), from Doñana National Park in 2013, Braço da Barrosa (Lagoa de Óbidos) (district Leiria), Andalucia (Spain). The male was described from a population N39.403113, W9.178727, P. Lemos leg. (col. Lemos, photo, found in the province of Málaga (Llucià-Pomares & Qui- fig. 12); 2-XII-2013; 24-II-2014, Paul de Tornada (district ñones-Alarcón, 2013). In the past years, it has been found in Leiria), N39.448417, W9.134184, P. Lemos (photo); 29-III- large numbers in a forest area near Santo Antonio, in the 2014, Bom Sucesso/Vau (district Leiria), N39.380228, extreme southwest of Portugal (fig. 5). These are the first W9.228446, P. Lemos (observation song); 15-IV-2014, São records from this country. The adult individuals were found Martinho do Porto (district Leiria), N39.498674, W9.141728, from May to November, mostly on Quercus coccifera. P. Lemos (observation song); 15-IV-2014, Salir do Porto ● Conocephalus conocephalus (Linnaeus, 1767) (district Leiria), N39.473712, W9.143125, P. Lemos (obser- NEW RECORDS. 20-X-2011, Povoa do Conde (district Beja), vation song); 3-X-2014, Trabalhia-Alvorninha (district Lei- N39.300030, W8.800572, P. Lemos (photo) (fig. 6); 28-X- ria), N39.390217, W9.076637, P. Lemos (observation song); 2012, Évora (district Évora), N38.564772, W7.935537, P. 13-VII-2015, Rio Lis (district Leiria), N39.883559, W8.934 Lemos (photo) (fig. 7). 026, P. Lemos (observation song). Schmidt et al. (2009) provided the first record of C. Until recently, N. averni was only known from the type conocephalus for Portugal: one male was found at Grândo- specimen, which was found around 1850 near Naples (Italy). la/Ribeiro Abaixo in 1998. The species was found on two Since the loud song has become known, N. averni was dis- more localities (fig. 8), near Évora there are records since covered in many delta areas in southern Europe in the past 10 2003. The habitat of this species is moist, dense vegetations of years (Odé et al., 2011). The species is mentioned here for the especially Cynodon dactylon. first time for Portugal. Natula averni seems to be widespread in the coastal area of Portugal, at least in the southern and ● Metrioptera ambigua Pfau, 1986 central part (fig. 13). The northern limit needs to be estab- NEW RECORDS. Many individuals, 29-IX-2012, Castro La- lished. boreiro (district Viana do Castelo), N42.039645, W8.156537, Natula averni lives in swampy, mostly brackish habi- P. Lemos (photos) (fig. 9). tats. The crickets are hidden in dense, shady vegetation of e.g. Metrioptera ambigua was first recorded in Portugal at Phragmites, Juncus, Spartina, Typha,