. Jahresbericht. New York State Museum; Wissenschaft; Wissenschaft. Bericht DES STAATES ENTOMOLOGE ich 907 i6 t:. mountain Feed den Bach und den Fischteichen mit kühlem Wasser liefern. Der Stream ist Geschwollen nach jeder nach der Schneeschmelze und dann sammelt viele Schlick, die mit viel Mühe durch verstopfen die Bildschirme im Fisch Tröge. Der Insekten aus dem Stream innerhalb der Wiese gesammelt, kann nur Fliegen, Nymphen der Gattung Leptophlebia und caddis Fliegen Larven von einer Reihe von Holz Gebäude Arten wurden in beträchtlichem Reichtum gefunden. Ein anderer lokaler- keit, an denen wir haben einige sammeln - ing war Lily

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. Annual report. New York State Museum; Science; Science. REPORT OF THE STATE ENTOMOLOGIST I907 i6t:. mountain feed the stream and supply the fish ponds with cool water. The stream is swollen after every freshet and then it gathers much silt, which gives a great deal of trouble by clogging the screens in the fish troughs. Of the insects collected from the stream within the meadow, only May fly nymphs of the genus Leptophlebia and caddis fly larvae of a number of wooden case building species were found in any considerable abundance. Another local- ity at which we did some collect- ing was Lily pond [map 2, q, a shallow pond in the woods a mile north of the hatchery, reached by numerous roads and trails, each one w^orse than the other ^^^- 3 Trap lantern used at Old Forge (trap shown in section) a An ordinary acetylene bicycle lamp, attached by its own clamp We made several '?^ ^^^ wooden arm h, which carries also the cloth leader c, and is itself nailed to the post d; e ?, the trap, made of an outer cone of triDS to it with ^^^' ^^^ ^^ inner one cf celluoid g h is the cyanide package in y the space between the cones; i is a cord and ; a weight for keep- ^reat discomfort ^^^ ^^^ leader properly hung. the way being difficult and the mosquitos hungry and exces- sively abundant, but we found it an excellent collecting ground, the best for dragon flies of the summer, and two new" life his- tories in that group, to be found in a subsequent section, were added there. New mjethods. Under this heading may be mentioned the use of two new pieces of apparatus that were designed for and first used in the field work of 1905 ; a new form of trap lantern, and a water tent trap for capturing water insects at transformation. New form of trap lantern. The trap lanterns we used at Saranac Inn [described in N. Y. State Mus. Bui. 47, p.399] were efficient, but they were large and cumbersome, and difficult to carry from place to place. I desired a smaller one that could be readily

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• bookcentury1900
• bookdecade1900
• booksubjectscience
• bookyear1902