Linothele, KARSCH, 1879 REMAIN UNKNOWN

Drolshagen, Bastian & Bäckstam, Christian M., 2021, A taxonomic review of the mygalomorph spider genus Linothele Karsch, 1879 (Araneae, Dipluridae), Zoosystema 43 (10), pp. 163-196 : 194

MALES (THE MALES OF MOST SPECIES OF LINOTHELE KARSCH, 1879 REMAIN UNKNOWN )

1. Specimen overall black; embolus curved, without keel; see Dupérré & Tapia (2015: fig. 28) ........................... ....................................................................................................................................................................... L. yanachanka Dupérré & Tapia, 2015

— Colouration different (e.g. Fig. 17B, I ); embolus not curved ( Figs 6A, B ; 7A, B ; 16A, B ), or with keel; see Paz & Raven (1990: fig. 8) .................................................................................................................................... 2

2. Appendages with distinct maculae ................................................................ L. quori Dupérré & Tapia, 2015

— Appendages more or less unicolour ............................................................................................................. 3

3. Apical segments of the PLS flexible .............................................................................................................. 4

— Apical segments of the PLS rigid ................................................................................................................. 5

4. Embolus with distinct keel; see Paz & Raven (1990: fig. 8) .................................... L. sericata ( Karsch, 1879)

— Embolus without distinct keel ( Fig. 6A, B ) ........................................................... L. curvitarsis Karsch, 1879

5. Dorsal pattern on opisthosoma consisting only of complete chevrons ......................................................... 6

— Dorsal pattern on opisthosoma with mid-dorsal dots connecting to lines .............................. L. spinosa n. sp.

6. Leg formula 1423; megaspine curved; MP [(IML*100)/MAD = 442], domed at apex ( Fig. 9C, D ) ............... ...................................................................................................... L. jelskii (F. O. Pickard-Cambridge, 1896)

— Leg formula 4123; megaspine almost straight; MP [(IML*100)/MAD = 483], v-shaped at apex ( Fig. 7C, D ) ........................................................................................................................ L. fallax (Mello-Leitão, 1926)

Figures

FIG. 17. — Patterns on opisthosoma in Linothele Karsch, 1879: A-E, L. curvitarsis Karsch, 1879; F-H, L. macrothelifera Strand, 1908; I, J, L. septentrionalis n. sp.; K-M, L. spinosa n. sp.; A, L. curvitarsis indet. holotype (ZMB Arach-458), dorsal view; B, C, L. curvitarsis male (NHRS-KASI 000000032); B, dorsal view; C, ventral view; D, Diplura soricina Simon, 1889 female (MNHN (339)), dorsal view; E, Diplura soricina male (MNHN (339)), dorsal view; F, L. macrothelifera imm. male (MCZ-76020), dorsal view; G, H, L. macrothelifera undet. (MCZ-76021); G, dorsal view; H, ventral view; I, J, L. septentrionalis n. sp. female holotype (MCZ- 76012); I, dorsal view; J, ventral view; K-M, L. spinosa n. sp. male holotype (NHRS-KASI 000000036); K, dorsal view; L, ventral view; M, L. spinosa n. sp. female paratype (NHRS-KASI 000000037), dorsal view. Not to scale.

FIG. 6. — Linothele curvitarsis Karsch, 1879: A-D, Diplura soricina Simon, 1889, n. syn. male (MNHN (339)); E, L. curvitarsis female (NHRS-KASI 000000033); F-I, Diplura soricina female (MNHN (339)); A, left palp, prolateral view; B, left palp, retrolateral view; C, right tibia I and metatarsus I, retrolateral view; D, right tibia I and metatarsus I, ventral view; E, spinnerets,ventral view; F, eye tubercle, dorsal view; G, maxillae, labium and sternum, ventral view; H, I, spermathecae, dorsal view. Scale bars: 1 mm.

FIG. 7. — Linothele fallax (Mello-Leitão, 1926): A-D, L. fallax male (NHRS-KASI 000000038); E, G, H, L. fallax female (NHRS-KASI 000000039); F, L. fallax female (NHRS-KASI 000000040); A, left palp, prolateral view; B, left palp, retrolateral view; C, left tibia I and metatarsus I, retrolateral view; D, left tibia I and metatarsus I, prolaterovental view; E, spinnerets, ventral view; F, maxillae, labium and sternum, ventral view; G, spermatheca, dorsal view; H, eye tubercle, dorsal view. Scale bars: 1 mm.

FIG. 16. — Linothele uniformis n. sp. female (MCZ-75998): A, maxillae, labium and sternum, ventral view; B, eye tubercle, dorsal view; C, spinnerets,ventral view; D, spermatheca, dorsal view. Scale bars: 1 mm.

FIG. 9. — Linothele jelskii (F. O. Pickard-Cambridge, 1896): A-D, Neodiplura jelskii F. O. Pickard-Cambridge, 1896 male syntype (BMNH BM1896.12); A, right palp, retrolateroventral view; B, right palp, prolateral view; C, left tibia I and metatarsus I, retrolateral view; D, left tibia I and metatarsus I, retrolateroventral view. Scale bars: 1 mm.