. Catalogue of the described Diptera of North America. Diptera -- North America. XXIV ON THE TERMINOLOGY OF 1. Wing of Ortalis. a. Transverse shoulder-vein (vena transversa humeralis). b Auxiliary vein (vena auxiliaris). c d, e,f, g, and h. First, second, third, fourth, fifth, and sixth longitudinal veins (venas 'lo'ng'itudinales prima, secunda, tertia, quarta, quinta, et sexta). i. Small or middle transverse vein (vena transversa minor s. media). fc. Hinder transverse vein (vena transversa posterior). 1. m, n, o. Costal vein (vena costalis). p Anterior basal transverse vein (vena tr


. Catalogue of the described Diptera of North America. Diptera -- North America. XXIV ON THE TERMINOLOGY OF 1. Wing of Ortalis. a. Transverse shoulder-vein (vena transversa humeralis). b Auxiliary vein (vena auxiliaris). c d, e,f, g, and h. First, second, third, fourth, fifth, and sixth longitudinal veins (venas 'lo'ng'itudinales prima, secunda, tertia, quarta, quinta, et sexta). i. Small or middle transverse vein (vena transversa minor s. media). fc. Hinder transverse vein (vena transversa posterior). 1. m, n, o. Costal vein (vena costalis). p Anterior basal transverse vein (vena transversa basalis anterior). q. Posterior basal transverse vein (vena transversa basalis posterior). r. Rudiment of the fourth trunk. S. Axillary incision (incisura axillaris). A, B, and'(7. First, second, and third costal-cells (cellulae costales prima, secunda, et tertia). D. Marginal cell (cellula marginalis). E. Submarginal cell (cellula submarginalis). F. a, and H. First, second, and third posterior cells (cellulas postenores prima, secunda, et tertia). I. Discal cell (cellula discoidalis). K. First or large basal cell (cellula basalis prima s. major). L. Second basal cell, or anterior of the small basal cells. M. Third basal cell, or posterior of the small basal cells. N. Anal or axillary corner of the wing (angulus analis s. axillaris). 0. Alar appendage (alula). t. Anterior branch of the third longitudinal vein (venae longitudinalis tertiae ramus anterior). u. Anterior intercalary vein (vena intercalaris anterior). 3. Wing of Dasypogon. t. Anterior branch of the third longitudinal vein. u. Anterior intercalary vein. u Posterior intercalary Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Osten-Sacken, C. R. (Carl Robert), 1828-1906. Washington, Smithsonian institution


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Keywords: ., bookauthorostensac, bookcentury1800, bookdecade1850, bookyear1858