BY FREDERICK A. A. SKUSE. 
lur 
Fossil forms found in 
amber. It appears 
that these genera have 
been named only. 
1851 (now included in 
Insufficiently- 
characterized. 
SymmeruSj Walk. l.c. p. 88 (Syn. Plesiastina). 
Platyroptilon, Westw. Trans. Ent. Soc. V. p. 231, 1849. 
Sciobra, Loew, Bernsteinfauna,p. 34, 1850. 
Dianejma, Loew, l.c. 
Heterotrica, Loew, l.c. 
Aclada, Loew, l.c, p. 35. 
Epidapus^ Hal. Ins. Brit. Dipt. I. p. 7 
Sciaridse). 
Pleasiastina, Winn. Stett. Ent. Zeit. XIII. ji. 55, 1852. 
Cerotelion, Rond. Prodr. Dipterol. Ital. I. 
p. 191, 1856. 
My corny a, Rond. l.c. p. 194. 
Fungina, Rond. l.c. 
Lyomya, Rond. l.c. p. 195. 
Mycetina, Rond. l.c. 
Neuratelia, Rond. l.c. 
Pietopalpus, Rond. l.c. p. 196. 
Bolithohia, Rond. l.c. 
Mycetomyza, Rond. l.c. p. 197. 
Bolithoviyza, Rond. l.c. 
Yposatcea, Rond. l.c. p. 198. 
NcAirolyga, Rond. l.c. p. 199. 
Azana, Walk Ins. Brit. III. p. 26. 
Ayaromyia, Rond. Prodr. Dipterol. Ital. IV, 
p. 12, 1861. 
Mycosia, Bond. l.c. 
M ycozetcea, Rond. l.c. 
Mycetaica, Rond. l.c. J 
Enipheria, Winn. V. z-b. G. Wien, XIII. p. 738, 1863 (Syn 
Neoempheria). 
Polylepta, Winn. l.c. p. 745. 
Lasiosoma, Winn. l.c. p. 748. 
Eiiipalia, Winn. l.c. p. 762. 
Syiitenma, Winn. l.c. p. 767. 
Anaclinia, Winn. l.c. p. 770. 
I Phtliinia, Winn. l.c. p. 779. 
Insufficiently 
characterized. 
