Excerpt from Some Insects of Special Interest From Florissant, Colorado, and Other Points in the Tertiaries of Colorado and Utah A single fore wing and part of its reverse are all that are known of this dragon fly. The wing is hyaline or very faintly infumated beyond the nodus; the reticulation is testaceous, the principal sector and the main veins above it, with the costal margin, ferruginous, deepening into blackish when bordering the ferrugineo-testaceous pterostigma. This latter is subequal, about four and a half ...
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Excerpt from Some Insects of Special Interest From Florissant, Colorado, and Other Points in the Tertiaries of Colorado and Utah A single fore wing and part of its reverse are all that are known of this dragon fly. The wing is hyaline or very faintly infumated beyond the nodus; the reticulation is testaceous, the principal sector and the main veins above it, with the costal margin, ferruginous, deepening into blackish when bordering the ferrugineo-testaceous pterostigma. This latter is subequal, about four and a half times longer than broad, surmounts less than three unequal cellules, its inner bordering vein subcontinuous with the cross nervule below; twelve antecubitals, seven postcubitals; both triangles subequilateral with crowfoot division into three cells, the upper outer angle Of the discoidal triangle perhaps some times severed by a cross vein to form a minute fourth cell outer margin of same triangle slightly bent above, scarcely more than a tenth longer than the upper margin, which in its turn is scarcely more than a tenth longer than the inner margin; of the borders Of the inner triangle the lower is the longer, the others subequal. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at ... This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.
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PLEASE NOTE, WE DO NOT SHIP TO DENMARK. New Book. Shipped from UK in 4 to 14 days. Established seller since 2000. Please note we cannot offer an expedited shipping service from the UK.
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PLEASE NOTE, WE DO NOT SHIP TO DENMARK. New Book. Shipped from UK in 4 to 14 days. Established seller since 2000. Please note we cannot offer an expedited shipping service from the UK.
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PLEASE NOTE, WE DO NOT SHIP TO DENMARK. New Book. Shipped from UK in 4 to 14 days. Established seller since 2000. Please note we cannot offer an expedited shipping service from the UK.
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Fine. Sewn binding. Cloth over boards. 46 p. In Stock. 100% Money Back Guarantee. Brand New, Perfect Condition, allow 4-14 business days for standard shipping. To Alaska, Hawaii, U.S. protectorate, P.O. box, and APO/FPO addresses allow 4-28 business days for Standard shipping. No expedited shipping. All orders placed with expedited shipping will be cancelled. Over 3, 000, 000 happy customers.
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New. Sewn binding. Cloth over boards. 46 p. In Stock. 100% Money Back Guarantee. Brand New, Perfect Condition, allow 4-14 business days for standard shipping. To Alaska, Hawaii, U.S. protectorate, P.O. box, and APO/FPO addresses allow 4-28 business days for Standard shipping. No expedited shipping. All orders placed with expedited shipping will be cancelled. Over 3, 000, 000 happy customers.