HENRY J. FRANKLIN. 



191 



Catalogue of Lettering of Plates. 



A or a, anal. 



ac, anterior coxa. 



am, apical margin. 



AP or ap, median basal plate. 



apl, first apical cell. 



ap2, second apical cell. 



B, branch or stipes. 

 BB, bulb. 



bv, basal vein. 



C, cardo. 

 CL, clasper. 



CP, connecting piece, 

 cs, clypeus. 

 CT or ct, costal, 

 cu, cubital, 

 cul, first cubital cell. 

 cu2, second cubital cell. 

 cu3, third cubital cell. 

 cu4, fourth cubital cell. 



d, discoidal vein. 



dl, first discoidal cell. 

 d2, second discoidal cell. 

 d3, third discoidal cell. 



e, mesothorax. 



el, mesonotum (scutum). 



e2, scutellum. 



e3, mesothoracic episternum. 



e4, mesothoracic epimeron. 



£, fenestra. 



ff, frenal fold. 



fh, frenal hooks. 



FL, flagellum. 



fr, frons. 



fw, fore wing. 



G, sheath plates. 



H, head of sagitta. 



hw, hind wing. 



i, inner spatha. 



1, labrum. 



M or m, median vein or median 



cell. 

 MA, muscle attachment, 

 mc, mesocoxa. 

 md, median cell. 



ml, malar space. 



MR, metatarsus. 



MU or mu, muscles. 



n, metathorax. 



nl, metanotum. 



n2, metapleuron. 



nS, metapleuron. 



NX, nux. 



O, outer spatha. 



oc, occiput. 



P, prothorax. 



PI, proscutum. 



P2, proscutellum. 



P3, pronotal lobe. 



par, parapsidal grooves. 



pc, posterior coxa. 



PD, pedicel. 



PI, sting palpi. 



pm, posterior margin. 



PR, apical projection of volsella. 



PS, pulvillus. 



pt, antennal pits. 



R, roots of sting. 



rel, first recurrent vein. 



re2, second recurrent vein. 



rr, radial. 



S, sagitta. 



sa, stigma. 



SB or sb, subcostal vein. 



SC or sc, basal portion of sub- 



costa. 

 sd, subdiscoidal vein. 

 SE, scape. 



SH, palpus bearing sheath plate, 

 si, sinus. 



sm, submedian cell. 

 sp, spiracle. 

 SS, spur or spurs. 

 ST, sting. 

 T, squama. 

 Tl, first tooth. 

 T2, second tooth. 

 T3, third tooth. 

 T4, fourth tooth. 



TRANS. AM. ENT. SOC, XXXIX. 



