Paramyia Williston 1897
Creators: name: Levesque-Beaudin, Valerie
name: Mlynarek, Julia J.
Publisher: name: Zenodo
Year: 2020
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Diptera
Milichiidae
Paramyia

description: Key to the North American males of Paramyia
1 Body yellow …............................................................................. P. lutea n. sp.
- Body black …....................................................................................... 2
2 Apical antero-dorsal part of fore femur with a strong circle shape patch yellow to light brown (Fig. 7D); dorsal side of tibia with middle brown and yellow at both ends (basally and apically), anterior side mostly yellow; junction of femur with tibia usually paler …............................................................................................ 3
- No apical circle on fore femur, if present, very faint and then anterior side of tibia more brown; dorsal side of tibia variable, but typically brown with only some yellow apically; junction of femur with tibia not paler …............................ 4
3 Large rectangular flagellum, 1.5 times longer than wide (Fig. 7B); labium brown and labella yellow to light brown (Fig. 7C); frons’ width 1.4-1.5 times flagellum width and frons length 1.3-1.4 times width …................ P. pseudonitens n. sp.
- Flagellum subquadrate, about same width and length (Fig. 9B); labium and labella both uniform brown (Fig. 9C); frons’ width 1.9-2.0 times flagellum width and frons length 1.0-1.1 times width …............................... P. lustrum n. sp.
4 All tarsi dark brown, same color as tibia (Fig. 11A, D) …....................................... P. nigritarsi n. sp.
- All tarsi yellowish to light brown and paler than at least mid and hind tibia (Fig. 3A, 19A, 23A) ….................... 5
5 Gena large: eye 4.5-4.8 times higher than gena (Fig. 13C, 15C) ….............................................. 6
- Gena small: eye 5.25-11.0 times higher than gena (Fig. 19C, 21C) …............................................ 7
6 Flagellum short and oblong: wider than long, just higher than pedicel (Fig. 13B); head width 1.75 times palpus (Fig. 13C); fore tibia yellowish on anterior and dorsal side; anterior side of surstylus straight (Fig. 14A, C) …......... P. brevikeraia n. sp.
- Flagellum longer than pedicel, trapezoidal and 1.2 times wider than long (Fig. 15B); head width 1.05 times palpus (Fig. 15C); fore tibia fully brown; anterior side of surstylus elbowed (Fig. 16A, C) …......................... P. anguliloba n. sp.
7 Flagellum length 1.2 times width (Fig. 17B); fore tarsi same color than fore tibia (brown), more distinct on dorsal side (Fig. 17D); frons about same length and width (length 1.1 times width) …............................... P. silvestris n. sp.
- Flagellum either same length than width or wider (Fig. 3B, 23B); all tarsi yellowish to light brown and paler than tibia (Fig. 3A, 23A); frons longer than wide (at least 1.25 times width) ….................................................... 8
8 Eye at least 8.7 times higher than gena; postgenal area small (head width at least 4 times postgenal area width); bottom of eye wide (eye width at widest point at most 2 times the bottom eye width) (Fig. 21C), if unclear, confirm with surstylus …..... 9
- Eye 5-7.7 times higher than gena; postgenal area large (head width at most 3.3 times postgenal area width), bottom of eye narrow (eye width at widest point at least 2.13 times the bottom eye width) (Fig. 3C, 23C), if unclear, confirm with surstylus. 10
9 Flagellum subquadrate (Fig. 19B); eye pale; surstylus strongly tapering in the first 1/3 and remaining thin until tip (Fig. 20A, C); small species (1.2mm long, wing at most 1.2mm long) …..................................... P. wheeleri n. sp.
- Flagellum trapezoidal (Fig. 21B): side not parallel, angled apically on arista side; eye reddish; surstylus wider apically than basally (Fig. 22A, C); large species (1.8mm long, wing 1.5mm long) …....................... P. incrassatoloba n. sp.
10 Surstylus paddle shape (Fig. 4A, C) ….................................................. P. nitens (Loew, 1869)
- Surstylus narrow, rectangular in shape with rounded corner (Fig. 24A, C) …........................ P. rectilob a n. sp.
description: Published as part of Levesque-Beaudin, Valerie & Mlynarek, Julia J., 2020, Revision of Nearctic Paramyia Williston (Diptera: Milichiidae), pp. 1-56 in Zootaxa 4732 (1) on page 4, DOI: 10.11646/zootaxa.4732.1.1, http://zenodo.org/record/3662029