CATALOGUE OF NORTH AMERICAN DIPTERA. II7 



Zetterstedt, Dipt. Scand., ix, 3555 (id.)- 

 ScHiNER, Fauna Austr., 11, 610 (id.). 



OsTEN Sacken, Cat., 21, oc. in N. A., on authority of Loew. 

 White Mts., N. H.— Slosson. 

 varipes Coquillett, Proc. U. S. N. J\I., xxv, 93. — Great Falls, Md. 



TANYTARSUS. 



Van der Wulp, Tijdschr. v. Ent., xvii, 134, 1874. 

 junci Meigen, Syst. Beschr., i, 50 (Chironomus). — Europe. 



Schiner, Fauna, Austr., 11, 597 (vernus). [Lundheck.] 



LuNDBECK, Dipt. Groenl., i, 283, oc. in Greenland (Chironomus). 

 tenuis Meigen, Syst. Beschr., vi, 255 {Chironomus). — Europe. 



Staeger, Dipt. Dan., 581, 1840 (id.). 



Zetterstedt, Dipt. Scand., ix, 3581 (id.). 



Schiner, Fauna Austr., 11, 598 (id.). 



LuNDBECK, Dipt. Groenl., i, 284, oc. in Greenland (id.). 



EURYCNEMUS. 



Van DER Wulp, Tijdschr. v. Ent., xvii, 135, 1874. 

 scitulus Coquillett, Proc. U. S. N. ]\I., xxiii, 608. — Riverton, N. J. 



DIAMESA. 



Meigen, Syst. Beschr., vii, 12, 1830. 

 Zetterstedt, Dipt. Scand., ix, 3591, 1850. 

 Schiner, Fauna Austr., 11, 615, 1864. 

 JoHANNSEN, Bull. 68, N. Y. State Mus., 439, 1903. 

 aberrata Lundbeck, Dipt. Groenl., i, 289. — Greenland. 



Staeger, Groenl. Antliater, oc. in Greenland {zvaltlii ]\Ieigen). [Ldbk.] 

 chorea Lundbeck, Dipt. Groenl, i, 291. — Greenland. 

 ■waltlii Meigen, Syst. Beschr., vii, 13. — Europe. 



Fitch, Winter Insects of New York, in Amer. Quart. Jour. Agr. and Sci., 



V, 1846, 282 (Chironomus nivoriundiis) ; reprinted in Lintner's Second 



N. Y. Rept., 242. — New York. 

 Schiner, Fauna Austr., 11, 615. 

 JoHANNSEN, Bull. 68, N. Y. State ]\Ius., 439, pi. xlviii, f. 9-13, larva, pupa 



and adult ; syn. — New York. 



Note. — The Orthocladius nivorinndus Fitch of Mrs. Slosson's White 

 Mountain list is probably a different species ; the one from New Jersey in 

 the Smith Catalogue certainly is, according to Johannsen. 



For the Diamcsa z^'altlii of Staeger, see ahcrrata. 



THALASSOMYIA. 



Schiner, Verb. Zool.-Bot. Verein, vi, 216, 1856. 

 JoHANNSEN, Bull. 68, N. Y. State Mus., 436, 1903. 

 obscura Johannsen, loc. cit., pi. l, f. 1-15, larva, pupa and adult. — Adirondacks, 

 N. Y. 



TANYPUS. 

 Meigen, Illig. Mag., 11, 261, 1803; Syst. Beschr., i, 55, 1818. 

 Zetterstedt, Dipt. Scand., ix, 3592, 1850. 

 Schiner, Fauna Austr., 11. 615, 1864. 

 algens Coquillett, Proc. U. S. N. M., xxv, 90.— Popof Id., Alaska. 



