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Images by Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948, author and Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948, author of Florissant Fossil Beds National Monument (Colo.) from Undated
| Creator |
Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948, author |
| Title |
Notes on Psilocephala hypogaea |
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| Creator |
Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948, author |
| Title |
Notes on Psilocephala scudderi |
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| Creator |
Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948, author |
| Title |
Notes on Rueppellia vagabunda |
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| Creator |
Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948, author |
| Title |
Notes on Rueppellia vagabunda |
| Date |
Undated |
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| Creator |
Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948, author |
| Title |
Notes on Rueppellia vagabunda |
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Undated |
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| Creator |
Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948, author |
| Title |
Notes on Psilocephala scudderi |
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Undated |
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research notes |
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| Creator |
Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948, author |
| Title |
Notes on Diptera |
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| Creator |
Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948, author |
| Title |
Notes on Agrion exsularis |
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| Creator |
Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948, author |
| Title |
Notes on Lithagrion hyalinum |
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Undated |
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| Creator |
Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948, author |
| Title |
Notes on Phenacolestes mirandus |
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Undated |
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| Creator |
Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948, author |
| Title |
Notes on Melanagrion umbratum |
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Undated |
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| Creator |
Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948, author |
| Title |
Notes on Coenagrionidae |
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Undated |
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| Creator |
Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948, author |
| Title |
Notes on Hesperagrion praevolans |
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Undated |
| Format |
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| Creator |
Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948, author |
| Title |
Notes on Lithagrion hyalinum |
| Date |
Undated |
| Format |
research notes |
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| Creator |
Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948, author |
| Title |
Notes on Lithagrion hyalinum |
| Date |
Undated |
| Format |
research notes |
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| Creator |
Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948, author |
| Title |
Notes on Lithagrion hyalinum |
| Date |
Undated |
| Format |
research notes |
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| Creator |
Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948, author |
| Title |
Notes on Dysagrion spp. |
| Date |
Undated |
| Format |
research notes |
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| Creator |
Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948, author |
| Title |
Notes on Phenacolestes mirandus |
| Date |
Undated |
| Format |
research notes |
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| Creator |
Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948, author |
| Title |
Notes on Phenacolestes mirandus |
| Date |
Undated |
| Format |
research notes |
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| Creator |
Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948, author |
| Title |
Notes on Melanagrion nigerrimum |
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Undated |
| Format |
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| Creator |
Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948, author |
| Title |
Notes on Phenacolestes sp. |
| Date |
Undated |
| Format |
research notes |
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| Creator |
Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948, author |
| Title |
Notes on Boyeria sp. |
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Undated |
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| Creator |
Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948, author |
| Title |
Notes on Odonata |
| Date |
Undated |
| Format |
research notes |
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| Creator |
Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948, author |
| Title |
Notes on Odonata |
| Date |
Undated |
| Format |
research notes |
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| Creator |
[Unidentified author, Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948, author] |
| Title |
Notes on Oplonaeschna lapidaria |
| Date |
Undated |
| Format |
research notes |
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| Creator |
Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948, author |
| Title |
Notes on Lithaeschna needhami |
| Date |
Undated |
| Format |
research notes |
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| Creator |
Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948, author |
| Title |
Notes on Basiaeschna solida |
| Date |
Undated |
| Format |
research notes |
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| Creator |
Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948, author |
| Title |
Notes on Basiaeschna solida |
| Date |
Undated |
| Format |
research notes |
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| Creator |
Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948, author |
| Title |
Notes on Aeschna solida |
| Date |
Undated |
| Format |
research notes |
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| Creator |
Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948, author |
| Title |
Notes on Odonata |
| Date |
Undated |
| Format |
research notes |
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| Creator |
Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948, author |
| Title |
Notes on Lithaeschna needhami |
| Date |
Undated |
| Format |
research notes |
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| Creator |
Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948, author |
| Title |
Notes on Odonata |
| Date |
Undated |
| Format |
research notes |
|
| Creator |
Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948, author |
| Title |
Notes on Odonata |
| Date |
Undated |
| Format |
research notes |
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| Creator |
Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948, author |
| Title |
Notes on Odonata |
| Date |
Undated |
| Format |
research notes |
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| Creator |
Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948, author |
| Title |
Notes on Hoplonaeschna separata |
| Date |
Undated |
| Format |
research notes |
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| Creator |
Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948, author |
| Title |
Notes on Aeschna solida |
| Date |
Undated |
| Format |
research notes |
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| Creator |
Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948, author |
| Title |
Notes on Aeschna spp. |
| Date |
Undated |
| Format |
research notes |
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| Creator |
Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948, author |
| Title |
Notes on Orthoptera |
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Undated |
| Format |
research notes |
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| Creator |
Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948, author |
| Title |
Notes on Labiduromma exsulatum |
| Date |
Undated |
| Format |
research notes |
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| Creator |
Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948, author |
| Title |
Notes on Lithophotina floccosa |
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Undated |
| Format |
research notes |
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| Creator |
Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948, author |
| Title |
Notes on Capnobotes silens |
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Undated |
| Format |
research notes |
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| Creator |
Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948, author |
| Title |
Notes on Palaeorehnia maculata |
| Date |
Undated |
| Format |
research notes |
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| Creator |
Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948, author |
| Title |
Notes on Palaeorehnia maculata and Platypedia primigenia |
| Date |
Undated |
| Format |
research notes |
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| Creator |
Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948, author |
| Title |
Notes on Orthoptera |
| Date |
Undated |
| Format |
research notes |
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| Creator |
Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948, author |
| Title |
Notes on Orthoptera |
| Date |
Undated |
| Format |
research notes |
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| Creator |
Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948, author |
| Title |
Notes on Palaeorehnia maculata |
| Date |
Undated |
| Format |
research notes |
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| Creator |
Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948, author |
| Title |
Notes on Tyrbula scudderi |
| Date |
Undated |
| Format |
research notes |
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| Creator |
Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948, author |
| Title |
Notes on Gryllacris mutilata |
| Date |
Undated |
| Format |
research notes |
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| Creator |
Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948, author |
| Title |
Notes on Ischnoptera brunneri |
| Date |
Undated |
| Format |
research notes |
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| Creator |
Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948, author |
| Title |
Notes on Lithogryllites lutzii |
| Date |
Undated |
| Format |
research notes |
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