A conspectus of the flower fly genus Allograpta (Diptera: Syrphidae) with description of a new subgenus and species Author Mengual, Ximo Author Ruiz, Carlos Author Rojo, Santos Author Ståhls, Gunilla Author Thompson, Christian text Zootaxa 2009 2214 1 28 journal article 10.5281/zenodo.189912 be611bcb-0759-4dc2-b67a-68fc5efa93af 1175-5326 189912 Key to the species of Allograpta ( Costarica ) 1. Male & female with medial yellow macula on 3rd & 4th terga; female 2nd tergum entirely yellow; pro and mesofemora extensively yellow; katepisternum, postalar callus yellow ........................................................ zumbadoi - Male & female with basal arcuate yellow fasciae on 3rd & 4th terga; female 2nd tergum black with submedial fasciate yellow macula ; pro and mesofemora extensively black; katepisternum, postalar callus brownish-black .... nishida