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Undated
Notes on Leptis mystaceaefor …
Cockerell, Theodore D. A. (T …
research notes
Undated
Notes on Leptis mystaceaefor …
Cockerell, Theodore D. A. (T …
research notes
circa 1908
Notes on Leptis mystaceaefor …
Cockerell, Theodore D. A. (T …
research notes
Undated
Notes on Symphoromyia subtri …
Cockerell, Theodore D. A. (T …
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Undated
Notes on Xylomyia moratula
Cockerell, Theodore D. A. (T …
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Undated
Notes on Lasiosoma mirandula
Cockerell, Theodore D. A. (T …
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Undated
Notes on Mycetophaetus inter …
Cockerell, Theodore D. A. (T …
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Undated
Notes on Mycomya lithomendax
Cockerell, Theodore D. A. (T …
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Undated
Notes on Mycetophila bradena …
Cockerell, Theodore D. A. (T …
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Undated
Notes on Sackenia gibbosa
Cockerell, Theodore D. A. (T …
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Undated
Notes on Sciara florissanten …
Cockerell, Theodore D. A. (T …
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Undated
Notes on Mydas miocenicus
Cockerell, Theodore D. A. (T …
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Notes on Mydas miocenicus
Cockerell, Theodore D. A. (T …
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Notes on Melieria atavina
Cockerell, Theodore D. A. (T …
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Undated
Notes on Pachysomites inermi …
Cockerell, Theodore D. A. (T …
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Undated
Notes on Pachysomites inermi …
Cockerell, Theodore D. A. (T …
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Undated
Notes on Urortalis caudatus
Cockerell, Theodore D. A. (T …
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Undated
Notes on Eucallimyia fortis
Cockerell, Theodore D. A. (T …
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Undated
Notes on Sciomyza florissant …
Cockerell, Theodore D. A. (T …
research notes
circa 1916
Notes on Oxycera (?) contusa
Cockerell, Theodore D. A. (T …
research notes
Undated
Notes on Oxycera rohweri
Cockerell, Theodore D. A. (T …
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Undated
Notes on Nemotelus prisculus
Cockerell, Theodore D. A. (T …
research notes
circa 1908
Notes on Psilocephala hypoga …
Cockerell, Theodore D. A. (T …
research notes
Undated
Notes on Psilocephala hypoga …
Cockerell, Theodore D. A. (T …
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Undated
Notes on Psilocephala scudde …
Cockerell, Theodore D. A. (T …
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Undated
Notes on Rueppellia vagabund …
Cockerell, Theodore D. A. (T …
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Undated
Notes on Rueppellia vagabund …
Cockerell, Theodore D. A. (T …
research notes
Undated
Notes on Rueppellia vagabund …
Cockerell, Theodore D. A. (T …
research notes
Undated
Notes on Psilocephala scudde …
Cockerell, Theodore D. A. (T …
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Notes on Diptera
Cockerell, Theodore D. A. (T …
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Undated
Notes on Agrion exsularis
Cockerell, Theodore D. A. (T …
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Undated
Notes on Lithagrion hyalinum
Cockerell, Theodore D. A. (T …
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Undated
Notes on Phenacolestes miran …
Cockerell, Theodore D. A. (T …
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Undated
Notes on Melanagrion umbratu …
Cockerell, Theodore D. A. (T …
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Undated
Notes on Coenagrionidae
Cockerell, Theodore D. A. (T …
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Undated
Notes on Hesperagrion praevo …
Cockerell, Theodore D. A. (T …
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Undated
Notes on Lithagrion hyalinum
Cockerell, Theodore D. A. (T …
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Notes on Lithagrion hyalinum
Cockerell, Theodore D. A. (T …
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Undated
Notes on Lithagrion hyalinum
Cockerell, Theodore D. A. (T …
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Undated
Notes on Dysagrion spp.
Cockerell, Theodore D. A. (T …
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Undated
Notes on Phenacolestes miran …
Cockerell, Theodore D. A. (T …
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Undated
Notes on Phenacolestes miran …
Cockerell, Theodore D. A. (T …
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Undated
Notes on Melanagrion nigerri …
Cockerell, Theodore D. A. (T …
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Undated
Notes on Phenacolestes sp.
Cockerell, Theodore D. A. (T …
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Undated
Notes on Boyeria sp.
Cockerell, Theodore D. A. (T …
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Notes on Odonata
Cockerell, Theodore D. A. (T …
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Undated
Notes on Odonata
Cockerell, Theodore D. A. (T …
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Undated
Notes on Oplonaeschna lapida …
[Unidentified author, Cocker
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Undated
Notes on Lithaeschna needham …
Cockerell, Theodore D. A. (T …
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Undated
Notes on Basiaeschna solida
Cockerell, Theodore D. A. (T …
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