Trixoscelis obscurella

(Fallén, 1823)

National assessment

Unassessed

Local assessment

Data deficient

Associated assemblage

bare sand and chalk 390 other species in this assemblage

Statistics

Occurrences

4 since 2000 35 all time

Occupied 1 km squares

1 since 2000 10 all time

Earliest occurrence

1953

Latest occurrence

2011

Distribution

Show larger map

Something missing?

If you've seen this species and want to report a sighting, head over to iRecord. If you're able to provide more context on the status in Greater Lincolnshire, habitat requirements or other information get in touch.

Occurrence since 1950

{ "type": "area", "time": null, "labels": null, "marker": null, "xtitle": null, "ytitle": null, "ztitle": null, "xticks": 12, "yticks": null, "ystep": null, "xmin": null, "ymin": null, "xmax": null, "ymax": null, "toolbar": "true", "logarithmic": null, "horizontal": null, "stacked": null, "height": 250, "colors": ["teal"], "points": [["Occurrences","1950",0],["Occurrences","1951",0],["Occurrences","1952",0],["Occurrences","1953",3],["Occurrences","1954",0],["Occurrences","1955",0],["Occurrences","1956",0],["Occurrences","1957",0],["Occurrences","1958",0],["Occurrences","1959",0],["Occurrences","1960",0],["Occurrences","1961",0],["Occurrences","1962",0],["Occurrences","1963",0],["Occurrences","1964",0],["Occurrences","1965",0],["Occurrences","1966",0],["Occurrences","1967",0],["Occurrences","1968",0],["Occurrences","1969",0],["Occurrences","1970",0],["Occurrences","1971",0],["Occurrences","1972",0],["Occurrences","1973",0],["Occurrences","1974",0],["Occurrences","1975",0],["Occurrences","1976",0],["Occurrences","1977",0],["Occurrences","1978",0],["Occurrences","1979",0],["Occurrences","1980",0],["Occurrences","1981",0],["Occurrences","1982",0],["Occurrences","1983",0],["Occurrences","1984",0],["Occurrences","1985",0],["Occurrences","1986",0],["Occurrences","1987",0],["Occurrences","1988",0],["Occurrences","1989",0],["Occurrences","1990",0],["Occurrences","1991",0],["Occurrences","1992",0],["Occurrences","1993",9],["Occurrences","1994",4],["Occurrences","1995",3],["Occurrences","1996",11],["Occurrences","1997",1],["Occurrences","1998",0],["Occurrences","1999",0],["Occurrences","2000",0],["Occurrences","2001",0],["Occurrences","2002",0],["Occurrences","2003",0],["Occurrences","2004",0],["Occurrences","2005",0],["Occurrences","2006",0],["Occurrences","2007",0],["Occurrences","2008",0],["Occurrences","2009",0],["Occurrences","2010",0],["Occurrences","2011",4],["Occurrences","2012",0],["Occurrences","2013",0],["Occurrences","2014",0],["Occurrences","2015",0],["Occurrences","2016",0],["Occurrences","2017",0],["Occurrences","2018",0],["Occurrences","2019",0],["Occurrences","2020",0],["Occurrences","2021",0],["Occurrences","2022",0],["Occurrences","2023",0],["Occurrences","2024",0],["Occurrences","2025",0],["Occupied 1km squares","1950",0],["Occupied 1km squares","1951",0],["Occupied 1km squares","1952",0],["Occupied 1km squares","1953",2],["Occupied 1km squares","1954",0],["Occupied 1km squares","1955",0],["Occupied 1km squares","1956",0],["Occupied 1km squares","1957",0],["Occupied 1km squares","1958",0],["Occupied 1km squares","1959",0],["Occupied 1km squares","1960",0],["Occupied 1km squares","1961",0],["Occupied 1km squares","1962",0],["Occupied 1km squares","1963",0],["Occupied 1km squares","1964",0],["Occupied 1km squares","1965",0],["Occupied 1km squares","1966",0],["Occupied 1km squares","1967",0],["Occupied 1km squares","1968",0],["Occupied 1km squares","1969",0],["Occupied 1km squares","1970",0],["Occupied 1km squares","1971",0],["Occupied 1km squares","1972",0],["Occupied 1km squares","1973",0],["Occupied 1km squares","1974",0],["Occupied 1km squares","1975",0],["Occupied 1km squares","1976",0],["Occupied 1km squares","1977",0],["Occupied 1km squares","1978",0],["Occupied 1km squares","1979",0],["Occupied 1km squares","1980",0],["Occupied 1km squares","1981",0],["Occupied 1km squares","1982",0],["Occupied 1km squares","1983",0],["Occupied 1km squares","1984",0],["Occupied 1km squares","1985",0],["Occupied 1km squares","1986",0],["Occupied 1km squares","1987",0],["Occupied 1km squares","1988",0],["Occupied 1km squares","1989",0],["Occupied 1km squares","1990",0],["Occupied 1km squares","1991",0],["Occupied 1km squares","1992",0],["Occupied 1km squares","1993",4],["Occupied 1km squares","1994",1],["Occupied 1km squares","1995",1],["Occupied 1km squares","1996",5],["Occupied 1km squares","1997",1],["Occupied 1km squares","1998",0],["Occupied 1km squares","1999",0],["Occupied 1km squares","2000",0],["Occupied 1km squares","2001",0],["Occupied 1km squares","2002",0],["Occupied 1km squares","2003",0],["Occupied 1km squares","2004",0],["Occupied 1km squares","2005",0],["Occupied 1km squares","2006",0],["Occupied 1km squares","2007",0],["Occupied 1km squares","2008",0],["Occupied 1km squares","2009",0],["Occupied 1km squares","2010",0],["Occupied 1km squares","2011",2],["Occupied 1km squares","2012",0],["Occupied 1km squares","2013",0],["Occupied 1km squares","2014",0],["Occupied 1km squares","2015",0],["Occupied 1km squares","2016",0],["Occupied 1km squares","2017",0],["Occupied 1km squares","2018",0],["Occupied 1km squares","2019",0],["Occupied 1km squares","2020",0],["Occupied 1km squares","2021",0],["Occupied 1km squares","2022",0],["Occupied 1km squares","2023",0],["Occupied 1km squares","2024",0],["Occupied 1km squares","2025",0]] }

This chart should not be relied upon for an indication of species status as variations in recording effort can heavily affect the count of occurrences and occupied 1km squares.

References

Webb, J., Heaver, D., Lott, D., Dean, H.J., van Breda, J., Curson, J., Harvey, M.C., Gurney, M., Roy, D.B., van Breda, A., Drake, M., Alexander, K.N.A. and Foster, G. (2017). Pantheon. [online] Available at: http://www.brc.ac.uk [05/02/2025].

Data sources

Local species recorders

Biological Records Centre. Diptera records from iRecord for families not covered by a recording scheme. Licenced under CC-BY https://creativecommons.org/licenses/by/4.0.

Dipterists Forum. Heleomyzid Recording Scheme - data verified via iRecord. Licenced under CC-BY https://creativecommons.org/licenses/by/4.0.

Lincolnshire Wildlife Trust.

Cite this page

GLNP (2025). Trixoscelis obscurella (Fallén, 1823) species profile, in Greater Lincolnshire Nature Partnership (ed.) Greater Lincolnshire species data bank. Available at: http://glincsson.glnp.org.uk/view?taxon_list_item_key=NBNORG0000020057 (Accessed 08 November 2025).