Orasema peraltai Baker & Heraty 2020
- Dataset
- The New World ant parasitoid genus Orasema (Hymenoptera: Eucharitidae)
- Rank
- SPECIES
- Published in
- Baker, Austin J., Heraty, John M. (2020): The New World ant parasitoid genus Orasema (Hymenoptera: Eucharitidae). Zootaxa 4888 (1): 1-84, DOI: 10.11646/zootaxa.4888.1.1
Classification
- kingdom
- Animalia
- phylum
- Arthropoda
- class
- Insecta
- order
- Hymenoptera
- family
- Eucharitidae
- genus
- Orasema
- species
- Orasema peraltai
biology_ecology
Hosts. Unknown. Plant associates. Unknown.
description
(Fig. 31)
description
Description. Female. Length 3.3 – 3.6 mm (Fig. 31 A). Color. Head and mesosoma bright green. Pedicel and anellus brown. Fore coxa yellow, mid and hind coxae iridescent green; femora yellow. Head (Fig. 31 B – D). HW: HH = 0.8 – 1.0; IOD: EH = 1.0 – 1.2; MS: EH = 0.5 – 0.7; malar depression absent; supraclypeal area smooth. Palpal formula 3: 2. Temples present, angulate. FL: HH = 0.9 – 1.1; F 2 L: F 2 W = 1.4 – 2.0, F 2 L: F 3 L = 1.4; clava subconical (Fig. 31 F). Mesosoma (Fig. 31 E, G, H). ML: MH = 1.7 – 2.1. Mesoscutal midlobe costate, sparsely setose. Axilla smooth; scutoscutellar sulcus narrow, regularly foveate; mesoscutellar disc slightly longer than broad, weakly costate-reticulate; frenal line irregularly foveate; smooth with scattered shallow depressions; axillular sulcus distinct and foveate. Callus areolate. HCL: HCW = 1.6 – 2.1; HFL: HFW = 4.0 – 4.8, with moderate cover of short setae. FWL: FWW = 2.3 – 2.6, FWL: ML = 1.8 – 2.1; postmarginal vein several times longer than stigmal vein. Hind wing costal cell with a broad bare area. Metasoma. PTL: PTW = 2.0 – 2.7, PTL: HCL = 0.9 – 1.2, rugose-reticulate. Ovipositor with subapical carina present; first (ventral) valvula with 6 – 8 small, narrowly separated teeth, second (dorsal) valvula with 8 – 10 annuli that are broadly separated dorsally, carinae coalescing. Male. Unknown.
diagnosis
Diagnosis. Distinguished from O. chrysozona by features given in the key.
distribution
Distribution (Fig. 29). Argentina: CN, LR, SF, TM; Brazil: BA; Uruguay: CO. Collected in January – April.
etymology
Etymology. Named in honor of Daniel Peralta, who candidly took care of the malaise trap where this species was collected for many years.
materials_examined
Material Examined. Holotype. ARGENTINA. Tucumán: Las Tipas (Trancas), 1169 m, 26 ° 38 ’ 9 ” S, 65 ° 24 ’ 58 ” W, 2 - 6. i. 2009, E. Virla, malaise trap [♀, desposited in UCRC: UCRCENT 00434580]. Paratypes. AR-GENTINA. Corrientes: Hwy. 12, Arroyo Carumbe, 29 ° 30 ’ 18 ” S, 57 ° 52 ’ 48 ” W, 15. i. 1989, C. W. & L. B. O’Brien & G. Wibmer [1 ♀, CASC: UCRCENT 00417408]. La Rioja: Santa Cruz, 1637 m, 28 ° 40 ’ 45 ” S, 66 ° 57 ’ 52 ” W, 15 - 31. iv. 2007, C. Porter & P. Fidalgo, decid. for., malaise trap, H 07 - 049 [1 ♀, UCRC: UCRCENT 00161481]; Sta. V. Cruz, 28 ° 35 ’ 8 ” S, 66 ° 37 ’ 50 ” W, 15 - 31. iii. 2003, D. Peralta, MT [1 ♀, IFML: UCRCENT 00436715]; 15. i. 2007 [1 ♀, IFML: UCRCENT 00436709]; 28. ii. 2007 [5 ♀, IFML: UCRCENT 00436703 – 05, MACN: UCRCENT 00436896 – 97]; 31. i. 2007 [6 ♀, IFML: UCRCENT 00436707 – 08, MACN: UCRCENT 00436899 – 900, UCRC: UCRCENT 00169650, UCRCENT 00169656]. Santa Fe: 8 km. N Recreo, 24 m, 31 ° 25 ’ 2 ” S, 60 ° 44 ’ 42 ” W, 31. i. 1989, C. W. & L. B. O’Brien & G. Wibmer [1 ♀, CASC: UCRCENT 00417427]. Tucumán: btw Choromoto & Higuera, 900 m, 26 ° 22 ’ 48 ” S, 65 ° 22 ’ 12 ” W, 9. i. 1996, M. J. Sharkey [2 ♀, CNC: UCRCENT 00505442 – 43]. BRAZIL. Bahia: Chapada, 1347 m, 12 ° 52 ’ 46 ” S, 41 ° 24 ’ 13 ” W, iv [2 ♀, USNM: UCRCENT 00247814, UCRCENT 00416666]. URUGUAY. Colonia: 1 km. E. R. 21, km. 184, 33 ° 58 ’ 52 ” S, 58 ° 16 ’ 52 ” W, 9. ii. 1989, C. W. & L. O’Brien & G. Wibmer [6 ♀, CASC: UCRCENT 00417415, UCRCENT 00417417 – 21].