DIPTERA. 
653 
hig; antemiai very sliort; -wingg resembling those of Midas, fourth cell 
closed. Sp. A. hrcvicornis, Phil. I, c. pi. 25. fig. 2G, and A. ohscunis, Phil, 
p. 703, from Chili. 
PachyrrMza, g. n., Philippi, /. c. p. 703. Antennae porrect, inserted at 
middle of face, basal joint very large and thick, cylindrical, with short 
spreading setae, second very small, cyathiform, third half as long as first, 
style short, thick, and cylindrical ; posterior cells open. Sp. P. pictipennis, 
Phil. p. 704, pi. 25. fig. 25, from Chili. 
Cylindrophora, g. n., Philippi, 1. c. p. 704. Antennae with joint 3 twice as 
long as two preceding together, cylindrical ; style short and thick ; wings 
with the marginal and five posterior cells openj piilvilli very short. Sp. 
C. murina, Phil. 1. c., from Chili. 
Dcromyia, g. n., Philippi, I c. p. 705. Allied to Leptogaster •, head trans- 
verse ; antennae with first two joints elongate, subcylindrical, third nearly 
equal to two preceding, compressed, style short and thick j face naked ; neck 
long; marginal cell open. Sp. D. gracilis, Phil. p. 706, pi. 26. fig. 29, 
and D. ftdvipcs, Phil. 1. c., from Chili. 
New species : — 
Asilus. Bellardi (Mem. Accad. Tor. ser. 2. xxi.) describes the following 
ten new species of this genus from Mexico : — A. hmnilis, p. 151 ; A. truquii, 
p. 152; A. ftdiginosus, ibid. ; A. niveibarhus, p. 153; A. albospinosus, p. 154 ; 
A. tamiatus, p. 155 ; A. infuscatus, p. 156, pi. 2. fig. 15 ; A. apicalis, p. 167 ; 
A. mcgacephaliis, p. 158, pi. 2. fig. 14 ; and A, tiixpanganm, p. 219. 
Asilus. Philippi (/. c.) describes the following new Chilian species : — A. 
spcctabilis, p. 695 ; A. nigriventris, occidcnlalis, and valdivianus, p. 696 ; A. 
qxrcilojms, incoinpkis, and megastylus, p. 697 ; A. brachypterus and eritriclms, 
p. 698. 
Erax. The following seventeen new Mexican species are described by 
Bellardi (/. c.) : — E. nno^nalus, p. 132, pi. 2. fig. 7 ; E. comatus, p. 134 ; E 
parmdus, p. 135, pi. 2. fig. 8; E. carinatus, p. 136, pi. 2. fig. 9 ; E. unicolor, 
p. 137 ; E. cximius, p. 138 ; E. cinerasems, p. 139, pi. 2. fig. 10 ; E. tricolor, 
p. 140, pi. 2. fig. 12 ; E. affinis, p. 141 ; E. cingulatus, p. 142 ; E. quadri- 
maculatus, p. 144, pi. 2. fig. 13; E. bimaculatus, p. 145, pi. 2. fig. 11 ; J?. mar~ 
ginatns, p. 146 ; C. bicolor, p. 147 ; E. nigripes, p. 148 ; E. villosus, p. 149 ; 
E. loeivi, p. 218, pi. 3. fig. 17. 
Erax speciosus, Philippi, p. 693, pi. 26. fig. 28, E. cincreus, Phil. p. 693, 
and E. murinus, Phil. p. 694, from Chili. 
Atomosia nigripennis, Bellardi, p. 119, A, macquarti, Bell., and A.? bigoti. 
Bell. p. 120, from INIexico. 
Mallophora craverii, Bellardi, p. 122, from Mexico. 
Mallophora cruralis, llondani, /. c. p. 4SS— tibialis (Macq. Dipt. Ex. 1846), 
M. scopipeda, Rond. ihiA — scopifer (Macq. non Wied), M. scopitarsis, 
Rond, ibid., from Brazil ; and 3L pyrura, Rond. p. 47, of unknown origin. 
Eromacus. Of this genus Bellardi (/. c.) describes six new Mexican 
species : namely, P. cinctus, p. 125, pi. 2. fig. 2 ; P. magnus, p. 126 ; P. qua-^ 
dratiis, p. 127, pi. 2. fig. 3 ; P. trapezoidalis, p. 128, pi. 2. fig. 4 ; P, pxdcliellus, 
p. 129, pi. 2. fig. 5 ; P. truquii, p. 130, pi. 2. fig. 6. 
E'octacantlms craverii, Bellardi, 1. c. p. 150, from Mexico, 
