. North American geology and palaeontology for the use of amateurs, students, and scientists [microform]. Paleontology; Paleontology; Geology; Paléontologie; Paléontologie; Géologie. 580 INSECTA. [par. I'KO, : I \r\ cupy only a slisht portion of the lower margin. Type P. vetusta. gurleyi, Scudder, 1884, Proc. Amer. Acad. vol. 20, p. 173, Coal Meas. lacoana, Scudder, 1884, Proc. Amer. Acad., vol. 20, p. 173, Coal Meas. superba, Scudder, 1884, Proc. Amer. Acad., vol. 20, p. 173, Coal Meas. vetuBta, Smith, 1871, Am. Jour. Sci. and Arts, 3d ser., vol. 1, p. 44, Coal Meas. Paromylacris, Scudder, 18
. North American geology and palaeontology for the use of amateurs, students, and scientists [microform]. Paleontology; Paleontology; Geology; Paléontologie; Paléontologie; Géologie. 580 INSECTA. [par. I'KO, : I \r\ cupy only a slisht portion of the lower margin. Type P. vetusta. gurleyi, Scudder, 1884, Proc. Amer. Acad. vol. 20, p. 173, Coal Meas. lacoana, Scudder, 1884, Proc. Amer. Acad., vol. 20, p. 173, Coal Meas. superba, Scudder, 1884, Proc. Amer. Acad., vol. 20, p. 173, Coal Meas. vetuBta, Smith, 1871, Am. Jour. Sci. and Arts, 3d ser., vol. 1, p. 44, Coal Meas. Paromylacris, Scudder, 188?, Proc. Acad. Nat. Sci. Phil.,p. 35. [Ety.^aro«, before, or forefather; Mylakris, a kind of roach.] Body much arched; pronotal shield more than twice as broad as long; wings extremely broad; mediastinal area large and extended, and with the scapular occupying half the wing; ex- terno-median area expanding apically. Type P. rotundnm. rotundum, Scudder, 1885, Proc. Acad. Nat. Sci. Phil., p. 35, Coal Meas. Pktrablattina, Scudder, 1870, Can. Geol., vol. 8, p. 88. [Ety. petra, stone; Blat- tina, a genus.] Scapular and externo- median areas together covering more than half the wing; the externo-median vein directed toward and terminating near the middle of the inner border of the wing, branches superior; interno- median vein very short. Type P. sepulta. sepulta, Scudder, 1876, (Blattina sepulta,) Can. Nat. and Geol., vol. 8, p. 88, Coal Meas. Phthanocoris, Scudder, 1884, Proc. Bost. Soc. Nat. Hist., vol. 22, p. 58. [Ety. phthano, first; kore, pupa.] Front wing differentiated from the hind wing; corium distinct from the membrane,. Fig. 1093.—PlaugtlchDus erratlouB. narrow clavus; no embolium or cun- eus; mediastinal and scapular veins widely separated at base. Type P. oc- cidentalis. occidentalis, Scudder, 1884, Proc. Bost. ^ Soc. Nat. Hist., vol. 22, p. 58, and Mem. Please note that these images are extracted from scanned page images that may have been digitally enhanced for
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