Cerodontha pygmaea (Meigen, 1830)
mine
Broad elongated blotch. Frass greenish. Larvae generally communal. Pupation within the mine. The black puaria are individially anchored within the mine with a silken thread attached at their rear end. Distinguishable from C. incisa only by means of the larva.
hostplants
Poaceae, broadly oligophagous
Agrostis capillaris, stolonifera; Ammocalamagrostis baltica; Ammophila arenaria; Anisantha tectorum; Apera spica-venti; Arrhenatherum elatius; Avena sativa; Avenula; Brachypodium pinnatum, sylvaticum; Calamagrostis arundinacea, canescens, epigeios; Dactylis glomerata & subp. lobaata; Deschampsia cespitosa; Drymochloa sylvatica; Elymus caninus; Elytrigia repens; Glyceria; Holcus lanatus; Hordeum vulgare; Lolium perenne; Melica nutans; Milium effusum; Molinia caerulea; Phalaris; Phleum pratense; Phragmites australis; Poa compressa, pratensis, trivialis; Schedonorus giganteus; Secale cereale; Setaria pumila; Triticum aestivum.
phenology
Larvae in (May) June-September (October) (Nowakowski, 1973a).
BENELUX
BE recorded (Scheirs & De Bruyn, 1992a).
NE recorded (de Meijere, 1924a, 1939a).
LUX not recorded (Fauna Europaea, 2007).
distribution within Europe
From Scandinavia to the Iberian Peninsula, Italy and Serbia, and from Ireland to the Baltic States and Hungary (Fauna Europaea, 2007).
larva
Rear spiraculum with three claw-shaped papillae. At their outside, half-ventrally, a relatively large black “wart” with a deep, well-visible “root” (Nowakowski, 1973).
puparium
Metallic black with a violet or blue shine. Rear spiracula on a common base (Nowakowski, 1973a).
synonyms
Dizygomyza, Phytobia pygmaea; Cerodontha verrucosa (Hendel, 1931).
notes
Member of the subgenus Poemyza (Nowakowski, 1973a).
references
Ahr (1966a), Beiger (1955a, 1960a, 1965a, 1970a, 1979a, 1989a), Beuk (2002a), Buhr (1932a), Černý (2007a, 2011a), Černý & Merz (2006a, 2007a), Černý, Vála & Barták (2001a), Ci̇velek, Çikman & Dursun (2008a), van Frankenhuyzen Houtman & Kabos (1982a), Griffiths (1962a, 1963b), Hering (1924b, 1927a, 1955b, 1957a), Huber (1969a), Kabos (1971a) , Manning (1956a), de Meijere (1924a, 1939a), Michalska (1970a, 1972a, 1976a), Michna (1975a), Nartshuk (2011a), Nowakowsi (1973a), Pakalniškis (1990a, 1998a), Papp & Černý (2016a), Robbins (1991a), Scheirs, De Bruyn & von Tschirnhaus (1996a), Scheirs, De Bruyn & Verdyck (1993a), Skala & Zavřel (1945a), Spencer (1953a, 1957a, 1972a,b, 1976a), Starke (1942a), Starý (1930a), von Tschirnhaus (1999a), Withers (2007a), Zoerner (1970a)
28/04/2017