Homolophus, Banks, 1893

Snegovaya, Nataly Yu. & Cokendolpher, James C., 2021, Further studies on harvestman genus Homolophus (Opiliones: Phalangiidae), with descriptions of two new species, Zootaxa 4908 (3), pp. 301-353 : 310

Key to the males of Homolophus discovered during this study

1 Legs long, Fe I thin, cylindrical in cross-section............................................................. 2

- Legs short, Fe I thickened, angular in cross-section.......................................................... 7

2 Palpal femur ventrally with larger and more numerous denticles................................................ 3

- Palpal femur ventrally almost without denticles and more covered by setae........................................ 4

3 Cheliceral basal segment ventrally smooth without bulge................................................. almasyi

- Cheliceral basal segment ventrally with blunt rounded bulge ( Tchemeris et al. 2000, figs. 32–33)................ asiaticus

4 Truncus expanded about half the length and then sharply tapers towards the glans............................. silhavyi

- Truncus tapers smoothly to the glans along the entire length, without sharp expansion............................... 5

5 Glans somewhat “banana-shaped” (both top and bottom curved) in lateral view and recess ventrally on each side.. chevrizovi

- Glans “boat-shaped” (rounded below and flattened on top) in lateral view, narrow without recesses.................... 6

6 Dark brown body with broad white belt across pro- and metapeltidium....................................... milkoi

- Body sand-colored............................................................................... kozlovi

7 Penis with very slender glans, body covered with many longer pointed tubercles.............................. pallens

- Penis with banana-shaped or oval glans.................................................................... 8

8 Dark body color with white transverse bands along borders of pro- and metapeltidium; penis more slender, especially in the distal 2/3rds.............................................................................. nordenskioeldi

- Body more lightly colored brown without white transverse band; penis very wide.................................. 9

9 Truncus with very short longitudinal ridge (alae) on each lateral side distally; glans with rounded tubercle with short spine in the middle................................................................................ betpakdalensis

- Penis glans without such ridge (alae) and no rounded tubercle with spine........................................ 10

10 Penis glans oval or banana-shaped in lateral view........................................................... 11

- Penis glans quadrangular in lateral view............................................................. gobiensis

11 Penis glans with recess ventrally on each lateral side........................................................ 12

- Penis glans rounded in cross-section without such recesses............................................... arcticus

12 Truncus of penis without alae.................................................................... charitonovi

- Truncus of penis with alae............................................................................. 13

13 Alae extending about 2/3 times length of truncus..................................................... andreevae

- Short alae on penis truncus....................................................................... chemerisi

14 Truncus of penis with alae extending over 2/3 length of penis.......................................... vladimirae

- Truncus of penis without such alae...................................................................... 15

15 Truncus uniform width, abruptly constricted at distal end................................................ tibetanus

- Truncus not very wide, much more slender distally.......................................................... 16

16 Glans wide (about 3 times longer than wide), widest terminally (in lateral view) near junction of stylus....... albofasciatus

- Glans more slender (about 5 times longer than wide) and uniform in width with distally end only slightly wider........................................................................................... martensi ( Staręga, 1986)