PLATE XIX. 



FAMILY XXVII. MUSCID^E (continued). 



Subfamily 10. HYDROMYZIDES (continued). 



GENUS 3 (73). Hydrellia. Fig. 1. Hydrellia griseola. 1 a, head, 

 seen sideways ; 1 6, antenna. 



GENUS 4 (74). Ephydra. Fig. 2. Ephydra fusca. 2 a, head, side- 

 ways ; 2 5, antenna ; 2 c, mouth of Ephydra riparia (Curtis) ; 2 d, 

 antenna of ditto (Curtis). 



FAMILY XXVIII. (ESTHER. 



GENUS 1. Oestrus. Fig. 3. CEstrus Bovis, male. 3 a, head, seen 

 in front ; 3 5, ditto, sideways ; 3 c, antenna. 



GENUS 2. Cephalemyia. Fig. 4. CepJialemyia Ovis. 4 , head, 

 seen in front, with palpi detached (Curtis) ; 4 6, antenna. 



GENUS 3. Gasterophilus. Fig. 5. Gasterophilus Equi. 5 a, head, 

 seen in front ; 5 6, oral aperture ; 5 c, antenna. 



FAMILY XXIX. PHORDm 



GENUS!. Phora. Fig. 6. Phora rufipes. 6 a, head, sideways ; 6 b, 

 mouth (Meig.) ; 6 c, antenna of Phora incrassata ; 6 d, wing of 

 ditto (Curtis) ; 6 e, wing of Phora velutina (Meig.) ; 6/, head of 

 Phora (Conicerd) atra (Meig.), seen sideways. 



J. O. W. 



