304 Ins. 
XIII. INSECTA. — DIPTERA. 
[1904] 
Leptid^, incl. Xylophagid^. 
[Cf. Adams (8), Coquillett (315), de Meijere (934), Villeneuve (1459).] 
Chrysopila simplex^ Java, Meijere, p. 97, Bijdr. Dierk. xviii ; C. lucifera, 
p. 437, hella, Jlavibarbis^ p. 438, North America, Adams, Kansas Univ. 
Sci. Bull, ii : n. spp. 
Leptis pluralis, p. Ml, palpalis, p. 442, Washington, Adams, t. c. n. spp. 
Symphoromyia Jiavipalpes, Colorado, Adams, p. 439, t. c. ; S. securifera^ 
California, Coquillett, p. 171, P. ent Soc. Washington vi : n. spp. 
Xylophagus iiitidus, New Hampshire, Adams, p. 435, Kansas Univ. Sci. 
Bull, ii, n. sp. 
Therevid^. 
[Cf. Adams (8), Coquillett (313, 315), Villeneuve (1459).] 
Psilocephala aurantiaca^ California, Coquillett, p. 177, P. ent. Soc. 
Washington vi ; P. occipitalis, p. 443, lateralis, p. 444, Arizona, 
Adams, Kansas Univ. Sci. Bull, ii ; P.pruinosa, Nicaragua, Coquillett, 
p. 91, P. ent. Soc. Washington vi : n. spp. 
Thereva, synonymy and variation, Villeneuve, pp. 171, 172, Feuille 
Natural, xxxiv. 
T. anomala, Arizona, Adams, p. 444, Kansas Univ. Sci. Bull, ii, n. sp. 
AsiLiD^, Mydasid.e. 
[Cf. Adams (8), Back (73), BrJithes (175), Coquillett (315, 318), Ville- 
neuve (1459).] 
CoRTi gives the characters of certain unnamed species of Portuguese 
Asilidai, Rend. 1st. Lombardo xxxvi, pp. 1071-1073. 
Ahlautus flavipes, ruhens, N. America, Coquillett, p. 178, P. ent. Soc. 
Washington vi, n spp. 
Anisopogon johnsoni, Colorado, Back, p. 293, Canad. Ent. xxxvi, n. sp. 
Asilus crabro7iiformis, habits and egg, Xambeu, p. 174. Ann. Soc. Linn. 
Lyon 1. 
Gyrtopogon nigricolor, tibialis, p. 183, maculosus, varipennis, p. 184, N. 
America, Coquillett, P. ent. Soc. Washington vi, n. spp. 
Dasyllis cinerea, p. 289, fernaldi, p. 290, N. America, Back, Canad. Ent. 
xxxvi, n. spp. 
Dioctrodes n. g. near Dioctria, D. Jlavipes n. sp., Missouri, Coquillett, 
p. 181, P. ent. Soc. Washington vi. 
Dysmac/ms harpax, France, Villeneuve, pp. 167-173, Feuille Natm-al. 
xxxiv, n. sp. 
Erax tuberculata, S. Texas, Coquillett, p. 34, J. N. York Ent. Soc. xii, 
n. sp. 
Holopogon latus, S. Texas, Coquillett, p. 33, t. c. n. sp. 
Laphystia Jlavipes, limatida, opaca, N. America, Coquillett, p. 180, P. 
ent. Soc. Washington vi, n. spp. 
Leptogaster virgatiis, p. 177, hirtipes, p. 178, N. America, Coquillett, 
t. c. ; L. tornoioii, Buenos Aires, Br^thes, p. 337, An. Mus. Buenos 
Aires xi : n. spp. 
Metapogon n. g. near Gyrtopogon, p. 181, M. gilvipes, punctipennis n. spp., 
N. America, p. 182, Coquillett, P. ent. Soc. Washington vi. 
Mydas abdominalis, Arizona, Adams, p. 434, Kansas Univ. Sci. Bull, ii, 
n. sp. 
i 
