Article beginning on page 138.
Psyche 3:138, 1880.

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PSYCHE.
CAMBRIDGE, MASS., NOV. 1880.
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Commuftications, excAuages and editors' copies sItsuZd lit addressed to EDITORS OF PSYC~, Cam- brtVge, Mass. Comvutizica6~iss for faklieaih in PSYCHE fnusi be property aviheniicatsd, ond no unony. mmr articles wilt fie fuSilJ*s/;ed.
Editors md contr~htors are oviy responsible for fit stettments mad* in filnir ma commu~icationx. Wwks on subject^ not felled to en<omo/ogy wI?/ not ject from a geological standpoint, i. e., each geological formation is separately consid- ered, -in the first series is a descending, in the second in an ascending order.
They
differ however in that the papers of the first series enter more fully into details concerning the insects, and have appended to them lists, for the earlier periods of the species, for the later periods of the genera of known forms; the lists are bare catalogs under the mention of the papers in which they are treated. The



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