ioo COLLEMBOLA OF MINNESOTA 



Neanura muscorum (Tempi.). 



PI. XII, Figs. 12-14. 



1834. Achorutes muscorum. lempleton, Thys. Hib. p. 97. 



1838. Achorutes muscorum. Burmeister, Handb. d. Entomol. 



1840. Achorutes muscorum. Lucas, Hist. Nat. Crus. Ar. et. Myr. 



1842. Achorutes tuberculatus. Nicolet, Mem, Soc. Helv . 



1844. Anoura tuberculata. Gervais, Hist. Ins. Apt. Walckenser. p. 443. 



Vol. III. 



1847. Anoura muscorum. Nicolet, Mem. Soc. Ent. France, p. 338. 



1862. Anoura muscorum. Lubbock, Notes on the Thys. Pt. II. p. 600. 



1869. Anura muscorum. Tullberg, Skand. Podur. af Underf. Lipur. 



p. 21. 



1869. Achorutes tuberculatus. Porath, Of. af k. Vetensk.-Akad. Forh. 



1871. Anura muscorum. Tullberg, Fort. ofv. Sv. Podur. p. 155. 



1872. Anura muscorum. Tullberg, Sver. Podur. p. 58. PI. XII, 18-24 



1873. Anoura muscorum. Lubbock, Monogr. Coll. and Thys. p. 197. PI. 



LVI, 27-29. 



1873. Anura gibbosa. Packard, Thys. of Essex Co., Mass. p. 27. 

 1876. Anura muscorum. Tullberg, Coll. Borealia. p. 41. 

 1890. Anura muscorum. Uzel, Thys. Bohemia?, p. 76. 

 1890. Anura muscorum. Reuter, Coll. in Caldar. viv. p. 20. 

 1893. Anura muscorum. Schott, Palaearct. Coll. p. 93. 

 1893. Neanura muscorum. MacGillivray, North. Am. Thys. Pt. IV. Can. 



Ent. XXV. p. 314. 



1895. Anura muscorum. Reuter, Finl. Coll. p. 34. 



1896. Anura muscorum. Lie-Pettersen, Norg. Coll. p. 21. 



1897. Neanura muscorum. Poppe & Schaffer, Coll. v. Bremen, p. 266. 

 1900. Neanura muscorum. Absolon, Aphoruriden aus d. Hohlen d. Mahr, 



Karstes. Zool. Anzeiger. XXIII. p. 406. 



Lubbock's description is : "Body subcylindrical, turned pos- 

 teriorly, and ending with two mammillae; dark purplish. Head 

 short, triangular. Eyes not remote from the base of the an- 

 tennae, which are very .short and have the first joint very large, 

 succeeding necessarily diminishing in size, last acuminate. Legs 

 pale blue. Rings with long, spiny hairs in rows along the back ; 

 hairs usually arising in pairs. Length, .07 of an inch." 



In the young the color is lighter, as the pigment is not so 

 dense. The eyes are three on each side of the head, and in the 

 young each eye patch is divided into two parts which are sep- 

 arated from each other, the anterior bearing two ocelli, the pos- 

 terior but one. The sense kernel at the tip of the antennae is single 

 and nearly globular. From most positions the antennae appear 



