Published June 30, 2023 | Version v1
Taxonomic treatment Open

Prionomitus mitratus

Authors/Creators

  • 1. Natural History Museum, Insects Division Cromwell Road, London SW 7 5 BD, United Kingdom

Description

Prionomitus mitratus (Dalman)

(Figs 1403-1411; Hab. E 206, G 207)

Encyrtus mitratus Dalman, 1820:352. Holotype E, Sweden, NHRM, not examined.

Encyrtus chlorinus Dalman, 1820:364. Syntypes G, Sweden, NHRM, not examined. Synonymy with Encyrtus mitratus Dalman by Thomson (1876:162).

Encyrtus coniferae Walker, 1837:461. Lectotype E (designated by Graham, 1969:245), Ireland. NMID, not examined. Synonymy with Prionomitus mitratus (Dalman) by Graham (1969:245).

Microterys mitratus (Dalman); Thomson, 1876:162.

Prionomitus mitratus (Dalman); Mercet, 1921:257.

DIAGNOSIS. Female (length about 1.1-1.9mm): head with a transverse purple band across top of antennal scrobes; fore legs, including coxae, completely yellow; head as in Fig. 1405; antenna as in Fig. 1403; ocelli forming an angle of 90°or more, posterior ocelli equidistant from occipital and eye margins or distinctly closer to eye margins depending on the relative width of frontovertex which varies from about one-third to two-fifths head width; fore wing venation as in Figs 1406, 1407; hypopygium (Fig. 1408) more or less completely enclosing ovipositor which is about as long as mid tibia, gonostylus (Fig. 1404) about two-fifths as long as ovipositor. Male (length about 1.0- 1.6mm): similar to female but for antenna (Fig. 1411) and genitalia (Fig. 1411); aedeagus slightly more than half as long as mid tibia.

DISTRIBUTION. Holarctic, Costa Rica (Trjapitzin, 1989; Noyes & Hanson, 1996; Noyes, 2019).

HOSTS. Not known for Costa Rica, but elsewhere reared from a variety of psyllid (Hemiptera; Psyllidae) nymphs including Palaearctic records from Cacopsylla cratraegi (Schrank), C. melanoneura (Förster), C. peregrina (Förster), C. pyri (Linnaeus), C. pyricola (Förster), C. pyrisuga (Förster), Livilla retamae (Puton) and L. variegata (Löw), and Nearctic records from Cacopsylla americana (Crawford), Ceanothia essigi (Jensen), C. insolita (Tuthill), Euglyptoneura fuscipennis (Crawford), E. minuta (Crawford), E. robusta (Crawford) and Pexopsylla cercocarpi Jensen (see Trjapitzin, 1989; Noyes & Hanson, 1996; Noyes, 2019),

BIOCONTROL. Prionomitus mitratus has been introduced into Canada (British Columbia) and USA (California) in an attempt to control Cacopsylla pyricola (Förster), a pest of pears. It has been partially successful in controlling this pest in Canada (McMullen, 1971). In Europe, P. mitratus is regarded as being important in the natural regulation of the same pest in southern France and other countries (Delvare, et al. 1981; Delvare, 1984).

MATERIAL EXAMINED

Non type material. COSTA RICA, 1E, San José, Cerro de la Muerte, Arroyo Muerte, 3200m, 7-13. iv.1985 (L. Masner); 1E, Hwy 2, km 93, [Cerro de la Muerte]. 83°45’W 9°36’N. 3200m, 1-7.iv.1985 (H. Goulet, L. Masner). Plus a further 32E, 24G, from CANADA, UNITED KINGDOM, FRANCE, SPAIN, ITALY and MONTENEGRO as listed in Noyes & Hanson (1996). Material deposited in NHMUK, INBio, CNC.

Notes

Published as part of Noyes, John Stuart, 2023, ENCYRTIDAE OF COSTA RICA (HYMENOPTERA: CHALCIDOIDEA), 4 Subfamily Encyrtinae: tribes Arrhenophagini, Habrolepidini, Cerapterocerini, Cheiloneurini, Trechnitini, Cercobelini, Polaszekiini, Protyndarichoidini, Gahaniellini and Syrphophagini (part), mainly primary parasitoids and hyperparasitoids of Coccoidea and Psylloidea (Hemiptera), pp. 1-921 in Taxonomic Monographs on Neotropical Hymenoptera (Oxford, England) (Oxford, England) 2 (11) on pages 554-555, DOI: 10.5281/zenodo.8074943

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Linked records

Additional details

Biodiversity

Collection code
NHMUK, INBio, CNC
Event date
1985-04-01 , 1985-04-07
Verbatim event date
1985-04-01/07 , 1985-04-07/13
Scientific name authorship
Dalman
Kingdom
Animalia
Phylum
Arthropoda
Order
Hymenoptera
Family
Encyrtidae
Genus
Prionomitus
Species
mitratus
Taxon rank
species
Taxonomic concept label
Prionomitus mitratus (Dalman, 1820) sec. Noyes, 2023

References

  • Dalman, J. W. 1820. Forsok till Uppstallning af Insect-familjen Pteromalini, i synnerhet med afseen de pa de i Sverige funne Arter. Kungliga Svenska Vetenskapsakademiens Handlingar 41 (1): 123 - 174,177 - 182, tab VII-VIII.
  • Thomson, C. G. 1876. Skandinaviens Hymenoptera 4: 192 pp Lund.
  • Walker, F. 1837. Monographia Chalciditum. (Continued.) Entomological Magazine 4 (5): 439 - 461.
  • Graham, M. W. R. de V. 1969. Synonymic and descriptive notes on European Encyrtidae (Hym; Chalcidoidea). Polskie Pismo Entomologiczne 39: 211 - 319.
  • Mercet, R. G. 1921. Fauna Iberica. Himenopteros Fam. Encirtidos, 727 pp. Museo Nacional de Ciencas Naturales, Madrid.
  • Trjapitzin, V. A. 1989. Parasitic Hymenoptera of the Fam. Encyrtidae of Palaearctics. Opredeliteli po Faune SSSR 158: 1 - 489. Zoologicheskim Institutom Akademii Nauk SSR, Leningrad. [In Russian]
  • Noyes, J. S. & Hanson, P. 1996. Encyrtidae (Hymenoptera: Chalcidoidea) of Costa Rica: the genera and species associated with jumping plant-lice (Homoptera: Psylloidea). Bulletin of the Natural History Museum, London (Entomology) 65 (2):`105 - 164.
  • Noyes, J. S. 2019. Universal Chalcidoidea Database. World Wide Web electronic publication. https: // www. nhm. ac. uk / chalcidoids
  • McMullen, R. D. 1971. Biological control programmes against insects and weeds in Canada 1959 - 68. 16. Psylla pyricola Forster, pear psylla (Hemiptera: Psyllidae). Technical Communication. Commonwealth Institute of Biological Control, Ottawa, Canada No 4: 33 - 38.
  • Delvare, G. 1984. Cycle biologique et reproduction de Prionomitus mitratus Dalman, un important parasite des psylles du poirier (Psylla pyri K.; Psylla pyrisuga Forster) et de l'aubepine (Psylla melanoneura Forster, Psylla crataegi Shrank [sic]). Bulletin. Section Regionale Ouest Palaearctique, Organisation Internationale de Lutte Biologique 9 (5): 184 - 190.