June, 1907.] American Species of Papirius. 165 



species of Papirius: Smynthurus guttatus Say, Pg. 25; 5. novoe- 

 boracensis Fitch, Pg. 25; Papirius marnioraUiS Packard, Pa. 42; 

 P. texensis Packard, Pg. 42. 



1S91. ScHOTT, H. — Beitrage zur Kenntnis Kalifornischer 

 Collembola in: Bihang Sevensk. Vetensk-Akad. Handl. 17. 

 Afd. 4. N8. Pg. 25. ' 



A paper describing a number of Th3^sanura from California, 

 including Papiurius maculosus Schott. 



1893. MacGillvray, Alex D.— North American Thysanura. 

 Fifth paper in The Canadian Entomologist. Vol. 26. A syste- 

 matic work on the Thysanura of North America. Papirius 

 olympius MacGill., Pg. 110; P. purpurescens MacGill., Pg. 109. 



1893. Harvey, F. L. — A new Papiruis in Entomological 

 News. Vol. 4. This paper consists of a minute description of 

 one species, with a critical review of the literature on Smynthurus 

 and Papirius. Papirius unicolor Harvey, Pg. 65; Smynthurus 

 novoeboracensis Fitch, Pg. 65; 5. niarmoratus Packard, Pg. 65. 



1895. DallaTorre, K. W. V. — Die Gattungen und Arten 

 der Apterygogenea. This consists of a key to the genera, list 

 of the described species of the world and bibliography. He in- 

 cludes in the genus Papirius the following American species, Pg. 9: 

 Vapiritis guttatus Say; P. 'maculosus Schott; P. niarmoratus 

 Packard; P. novoeboracensis Fitch; P. olympius MacGill. ; P. pur- 

 purescens MacGill.; P. texensis Packard; P. unicolor Harvey. 



1903. Guthrie, Joseph E. — The Collembola of Minnesota. 

 A descriptive catalogue of the species of the state, including: 

 Papirius tnaculosus Schott, Pg. 58; P. unicolor Harvey, Pg. 59; 



1896. FoLSOM, J. W. — "New Species of Papiruis," in Psyche 

 Vol. 7. In this paper Folsom describes three new species of 

 Papirius all taken at Arlington, Mass., in 1895. Papirius hagenii 

 Folsom, Pg. 344; P. pini Folsom, Pg. 344; P. testudineatus Fol- 

 som, Pg. .345. 



1896. Folsom, J. W. — -"Notes on the Types of P. texensis 

 Pack, and Description of a new Smynthurus." In Psyche, Vol. 

 7. Redescribes Packard's species: Papirius texensis Packard, 

 Pg. 384. 



1896. Folsom, J. W.— "Two New Species of Papirius," in 

 Canadian Entomologist, Vol. 28, May. The paper describes 

 two new species of Papirius taken in a greenhouse at Cambridge, 

 Mass.: Papirius vittatus Folsom, Pg. 119; P. opalinus Folsom, 

 Pg. 120. 



