Bulletin - State Geological and Natural History Survey of Connecticut . ely by the drawings of the following:Ichneumon centrator, Diastrophus nebulosus, Phasgonophorasulcata^ and (Proctotrypes) Serphus caudatus. The names of the parts in the different drawings have beenarranged so that the parts themselves might not be obscured bythe appellations; thus, the names of the veins are given in con-nection with the wings of the right side of the body, and thenames of the cells with the wings of the left side of the body, etc. According to the latest nomenclature, the veins and cells of thewings have
Bulletin - State Geological and Natural History Survey of Connecticut . ely by the drawings of the following:Ichneumon centrator, Diastrophus nebulosus, Phasgonophorasulcata^ and (Proctotrypes) Serphus caudatus. The names of the parts in the different drawings have beenarranged so that the parts themselves might not be obscured bythe appellations; thus, the names of the veins are given in con-nection with the wings of the right side of the body, and thenames of the cells with the wings of the left side of the body, etc. According to the latest nomenclature, the veins and cells of thewings have names different from those formerly used; hencethe names of the old system, which are printed in the dia-grams, together with their equivalents in the new or Comstock-Needham system, are given for comparison in parallel columns.^ *For the statement of the Comstock-Needham nomenclature, in the writer is indebted to Professor A. D. MacGillivray; in the other superfamilies, to Dr. Bradley, 20 CONNECTICUT GEOL. AND NAT. HIST. SURVEY. [ No. 22.] HYMENOPTERA OF CONNECTICUT. 21 NOMENCLATURE OF WING PARTS IN THE DRAWING OFPTERONIDEA RIBESI. OLD SYSTEM COMSTOCK-NEEDHAM SYSTEM Front Wings Veins Veins Costal Costa Subcostal . Sc + R + M Median Cubitus Anal ist A + 2d A Accessory 3d A and 2d A Inferior Hind margin (not a vein) Radial Rs —R3 Cubital M — + Ml Subdiscal . m and M2 Transverse costal SCx radial Radial cross-vein (r) First transverse cubital Radio-medial cross-vein (r-m) Second Free part of Rs Third U (( (( T> Easal .... Medio-cubital cross-vein (m-cu) First recurrent Ms^ Second Transverse part of M2 First transverse median M. + Cux -Second Ma Transverse lanceolate Free part of 2d A Cells Cells •Costal . . . C and Sci Subcostal ...... M Median Cu + Cui Lanceolate . .. . ist A + 2d 2d A and ist 2d A Usually the wing area covered by 1st A, 2d A, and 3d A Anal . . . 3d A, or ist 2d A + 3d A Radial Ra+2 Appendiculate Appendiculate F
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