LEONARD HASEMAN. 317 



plate, curved downward. Male genitalia strongly developed; basis of inferior 

 pair twice as broad as long, angulated behind and at outer margin ; inferior pair 

 over twice the length of plate, strong, enlarged at base, straight to beyond mid- 

 die.when it curves considerably upward, tapers gradually from middle to a rather 

 acute tip, which bears a single clavate tenticle; clothed with strong, bristling 

 hair. Superior pair 2-jointed ; the basal joint shorter but stronger than the sec- 

 ond, which is only slightly enlarged at base and tapers toward the tip; curved 

 slightly toward tip; armed with short spinules on inner margin ; wide apart at 

 base, but curviug inwardly so that the tips almost meet. Intromittent organ 

 short, spike-like. 



Hah. — Lake City, Florida. Bred in the laboratory at Univer- 

 sity from aquatic larvse, February, 1906, and later dates. The 

 immature stages are described by the writer in the second part of 

 this paper as "An Aquatic Psychodid from Florida." 



I'sychoda ciiierea Banks. 

 Psychoda cinerea Banks, Canadian Entomologist, XXVI, p. 331 (1894) ; 

 XXVII, p. 324 (1895) ; XXXIII, p. 274 (1901) ; Kiucaid Entomologi- 

 cal News, XII. p. 193 (1901). 

 Psychoda pacifica Kincaid, Entomological News, VIII, p. 143 (1897) ; X, p. 

 31 (1899). 

 "Thorax and abdomen with long gray liair, a tuft of black hair at base of 

 wing; wings with gray hair and fringe, the latter on the posterior margin nearly 

 three times the width of a cell ; legs pale, with long, gray and short white hair, 

 and black scales on the tarsi. Antennae slender, a little longer than the width 

 of the wing, base of joints blackish, each joint with a whorl of white hair; 

 wings about as broad as in Ps. alternata, acute at tip. The inferior pair of male 

 appendages is long, contracted in the middle, swollen beyond, then growing 

 slender and curving upward, clothed beneath with white hair; the superior pair 

 much shorter and curved downward near tip, they are quite suddenly swollen 

 near the middle; ventral plate of female as broad as long, slightly emarginate 

 behind and with short scales; the ovipositor quite prominent and slightly 

 curved. Length of wing 2.1-2.8 mm." 



Hab.—Sen Cliff, N. Y., and Pacific Coast from Alaska to Cali- 

 fornia. 



Psychoda elegans Kiucaid. 

 Psychoda elegans Kincaid, Entomological News, VIII, p 144 (1897). 



"Length 1.6-2 mm. Thorax and dorsal surface of abdomen brown; lateral 

 margins of abdomen dull white; ventral surface of abdomen brownish, varying 

 to dull white. Thorax and abdomen sparingly clothed with gray hair. Legs 

 brown, clothed with gray hair and scales. Wings lanceolate, acutely pointed, 

 with gray hair upon the veins; fringe gray, sparse, short upon anterior margin, 

 somewhat longer than posterior margin ; antennae brown, one and one-half times 

 as long as breadth of wing, 16-joiuted, with verticilate hairs upon the nodes; 

 joints 1-3 closely joined, 3-13 separated by slender pedicles; joints 14-16 small, 

 narrowly separated ; male genitalia brown, with gray hair above and below, 

 somewhat prominent. Inferior appendages moderately long, curving dorsally, 



TKANS. AM. ENT. SOC. XXXIII. OCTOBEE, 1907. 



