41 8 CATALOGUE OF NORTH AMERICAN DIPTERA. 



approximata Walker, in Lord's " Naturalist in Vancouver Id. and British Col," 

 II, 338, 1866. — Vancouver Id. 



Austen, Annals and Mag. Nat. Hist., xv, 380, 38J, type redesc. 



Van der Wulp, Biologia. Dipt., 11, 2, oc. in Chihuahua, Alex., and Guate- 

 mala. 

 atrox Clark, Essay on Bots, addenda, f. 5. — Mex. 



Walker, List, in, 683 (tcrrisoiia). — Guatemala. 



Brauer, Mon. Qistriden, 241, 242 and 244, 245 (latter as fcrrisona Walk., 

 reproducing Walker's desc). — Mexico and Guatemala. 



Van der Wulp, Biologia, Dipt.. 11, 2 {approxiiiiafa \^'ALKER). — Chihua- 

 hua, Mex. 



Austen, Annals and Mag. Nat. Hist., ser. 6, xv, 382, pi. xiii, f. 2, 2a, 

 redesc. of Walker's type, above synonymy, etc. 

 buccata Fabricius, Genera Ins., 305, 1776; Mantissa Ins., 305; Ent. Syst., iv, 

 230; Syst. Antl., 227 (CEstrus). — S. Carolina. 



Wiedemann, Auss. Zw., ii, 259 (Trypodcrma). — N. A. 



Olivier, Encycl. Methodique, viii, 464. 



Macquart, Hist. Nat. Dipt., 11, 47. — N. A. ; larvae under skin of a species 

 of hare. 



Clark, Essay on Bots, 70, 4, pi. 11, f. 29 (pitrk'ora). 



Brauer, Mon. GEstriden, 249, pi. iv. f. 4 ; vi. f. 9. — Ky. ; Pa. 



Walker, List, in, 683 {Jionipilioii Clark). — Nova Scotia. 



Rathvon, Amer. Entomologist, i, 1869, 116, oc. of larvae in a striped 

 squirrel. 



Lugger, 2d Rept. Ent. Minn., 1896, 229, fig., no desc. (baccata, by mis- 

 take). 



Austen, Annals and Mag. Nat. Hist., 6th sen, xv, 384, notes and syn- 

 onj^my. 



Mass. — Harris ; N. J. — Smith Cat. ; Fla. — Johnson. 

 cuniculi Clark, Trans. Linn. Soc, in, 299; Essay on Bots, 70, pi. 11, f. 26 (CEs- 

 trus) . — Ga. ; larva under skin of rabbits. . 



Fabricius, Syst. Antl, 230 (CEstrus). — Ga. I 



Wiedemann, Auss. Zw., ii. 256 (Trypodcnna). — Ga. i 



Olivier, Encycl. Methodique, viii, 464. 



Macquart, Hist. Nat. Dipt., 11, 47, pi. xiii, f. 17. — Ga. 



Brauer, Mon. CEstriden, 240; doubts if it be different from Iwrripihim. 



Riley and Howard, Insect Life, v, 137, extract from correspondence, on 

 this species afifecting rabbits in Va. and Ind. 



Mass.— O. S. Cat. 

 emasculator Fitch, see fontinclla. 

 fontinella Clark, Trans. Linn. Soc, xv, 410. — 111. 



Fitch, 2d N. Y. Report, 210; 3d Rept., Suppl., 478-485 (emasculator). — 

 N. Y. ; larva lives in scrotum of chipmunk, Tainias striatus. 



Walker, List, iii, 683 (amcricana Fabr.). — Nova Scotia. 



Brauer, Mon. Qlstriden, 232, abstract of Fitch; 242, quotes Clark. 



LiNTNER, 2d N. Y. Report, 45 (emasculator). — N. Y. ; same habits. 



Riley and Howard, Insect Life, i, 214, fig. of larva and notes (emascula- 

 tor) ; occurs in other parts than the scrotum ; probably affects severaB 

 species of squirrels. 



Van der Wulp, Biologia, Dipt., 11, i, oc. at Presidio, Mex. (emasculator). 



Austen, Annals and Mag. Nat. Hist., ser. 6, xv, 384, desc; xvi, 152, notes! 

 and syn. of Walker. 



CoQUiLLETT, Cauad. Ent., xxx, 9, syn. of emasculator. from Fitch's type 



i 



