Indicator species or previously unrecorded species in the county of Somerset.
Species
Family
Data
Allopiophila luteata Piophilidae a cheese-skipper: 16th Jun [m on old pine trunk]; most of Piophilidae are synanthropic - this one is an uncommon woodland species
Amydroneura gibba Empididae a predatory fly: 19th Jul [1, medium vegetation in woodland]; local sp
Bohemannia quadrimaculella Nepticulidae a small moth (on alder) : 5th & 24th Jul [1 near pond; 1 on Italian alder]: local sp in Soms
Byturus ochraceus Byturidae a flower beetle: 4th Jun [1 on low vegetation]: local in Som.
Chelostoma campanularum Megachilidae a flower bee: 5th Jul [m roosting in creeping thistle flower]: local sp in Soms
Chrysotimus concinnus Dolichopodidae a small long-legged fly: 24th Aug [4, foliage]; uncommon sp in Soms
Chrysotus laesus DoIichopodidae a small long-legged fly: l7th Jul [1 in medium vegetation, south of pond]; scarce sp, new to south Soms (VC 5)
Coenosia stigmatica Muscidae a scavenger-fly: 24th Jun [m on wooden bridge, south end of pond]; rare: a ‘Red Data Book' sp, considered 'vulnerable’ nationally; new to Soms
Cychramus Iuteus Nitidulidae a flower beetle: 31st May-i 6th Jun [40+ on hogweed flowers]; local in Som.
Cychrus careboides Carabidae a large ground beetle: 21st Aug [1 under log]; a ‘good woodland’ sp
Dioctria baumhaueri Asilidae a robber-fly: 26th Jun [2 if, near south end pond]; local, ‘good-woodland’
Elaphropeza ephippiata Empididae a predatory fly: l3th Sep (1 on low vegetation near pond]; local sp in Soms
Epiphanis cornutus Eucnemidae a dead-wood beetle : 23rd May to 24th Jun [>50 records; day max 16; spruce stump, ST5568. 1529]; N.American species recently found in Europe -possibly relict species in Europe; first record Somerset.
Euzophera pinguis Pyralidae a small moth (on ash): 6th Aug [3 at light]; local sp.
Hercostomus nanus Dolichopodidae a long-legged fly: 15th Jul [2, mud,south end of pond]; scarce sp in Som
Hilara angustifrons Empididae a predatory fly: l9th Jun [1 over mud, north end of pond]; common in Scotland but local in England
Hilare rejecta Empididae a predatory fly: l3th Jul to 3rd Aug [4, south end pond & north parkland]; local sp, new to Soms
lschnomera cyanea Oedemeridae a flower beetle: 9th Jun [1 on hogweed flowers]; local in Soms; characteristic species of ancient woodland
Kleidotoma striaticollis Eucoilidae a minute parasitic wasp (probably on small sphaerocerid flies: 21St Aug [2, low vegetation, woodland, near pond]; new to Soms
Lasius fuliginosus Formicidae Shining Black Ant: l6th Jun to 21st Aug [1 large nest in stump ST557151, & workers numerous at three other sites; ST552150, ST553151 & ST557151]: scarce sp in Soms, associated with old trees - this is now main county site
Lepthyphantes tenebricola Linyphiidae a small web-spider: 13th Jul [1 in wood debris of old ash] local woodland sp.
Luffia ferchaultella Psychidae a bagworm moth: 3rd Aug [1 larval case on beech trunk]; local sp in Som
Melasis buprestoides Eucnemidae a dead-wood beetle: l3th May [1 by old stump ST5531 52] first Som record since Iron Age [in sediments on Levels]; ‘Nb’ species
Micropeplus staphylinoides Staphylinidae a small rove beetle 6th Sep [1 swept near south end main pond]; local sp in Soms: 2 previous records; this is first record for vice-county 5
Mordellistena neuwaldeggiana Mordellidae a flower beetle: l9th Aug [1 on angelica flowers]; ‘Red Data Book - K' species, second record for Soms. & first for Vice-county 5
Neoitamus cyanurus Asilidae a robber-fly: 5th & 10th Jul & 17th Aug [4]; eggs in oak buds; local sp in:
Odinia boletina Odiniidae a fungus-fly: l2th Jun & 5th Jul [2 on dead beech trunk] local sp in Soms
Parocystola acroxantha Oecophoridae a small moth: l8th May [1 at light] : Austratasian species established since 1920’s in Devon; now spreading; first record in south Som (VC5); on Eucalyptus & Berberis
Phaenocarpa trisulcata Braconidae a small parasitic wasp (on flies): 13th Sep [1, low vegetation, woodland]; new to Soms
Platypalpus pectoralis Empididae a predatory fly: 24th Aug (1, lime foliage]; local sp in Soms
Stomis pumicatus Carabidae a large ground beetle: lOth Jut & 17th Aug [2]; local sp in Soms
Sussaba dorsalis Ichneumonidae a parasitic wasp (on hoverflies): 13th Sep [1, open woodland]; scarce sp, new to Soms
TiIIus elongatus Cleridae a dead-wood beetle: 22nd Jul [f on dead area of ash tree]; scarce sp – not recorded in Soms since 1912 - new record for VC5 - nationally Notable sp – larvae live on larvae of woodworm beetles (common on this tree)
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