Malagiella, Ubick & Griswold, 2011

Ubick, Darrell & Griswold, Charles E., 2011, The Malagasy Goblin Spiders Of The New Genus Malagiella (Araneae, Oonopidae), Bulletin of the American Museum of Natural History 2011 (356), pp. 1-86 : 54-55

publication ID

https://doi.org/ 10.1206/356.1

persistent identifier

https://treatment.plazi.org/id/03C2C67F-FFD9-FFFD-F0C1-F9A6FB40F967

treatment provided by

Tatiana

scientific name

Malagiella
status

 

KEY TO THE SPECIES OF MALAGIELLA View in CoL

1. Males (not known for M. ambalavo View in CoL , M. goodmani View in CoL , M. nikina View in CoL , and M. ranavalona View in CoL ).. 2

– Females........................ 7

2. Size large, TBL. 1.5; eyes large, PER W 5 0.5 cephalon W (fig. 205); color reddish brown; carapace strongly reticulated, forming rounded cells (fig. 15); abdomen with dorsal and ventral scutes broad, contact zone a sharp, acute indentation (figs. 31, 32, 207, 243, 275, 308); legs III and IV lacking spines............ ( ranomafana View in CoL group) 3

– Size smaller, TBL, 1.4; eyes smaller, PER W, 0.4 cephalon W (figs. 350, 435); color orange to yellowish brown; carapace weakly reticulated, forming elongate cells (figs. 117, 118), or smooth (figs. 430, 431); abdomen with dorsal and ventral scutes narrower, contact zone a rounded, broader indentation (figs. 142–146, 352, 353, 437, 438); at least tibia IV with ventroapical spines....... 6

3. Sternum lacking long stiff bristles (figs. 323, 474); palpal patella-tibia L. cephalothorax H (figs. 303, 306)........... M. fisheri View in CoL

– Sternum with long stiff bristles (figs. 7, 204); palpal patella-tibia L, cephalothorax H (figs. 202, 238, 270)................ 4

4. Cymbium-bulb larger; about 0.6 patella-tibia L (fig. 482); bulb with dorsal depression at tarsal junction (figs. 288, 289, 294, 295); eyes slightly smaller (fig. 270)... M. andringitra View in CoL

– Cymbium-bulb smaller; about 0.5 patellatibia L (figs. 481, 483); bulb lacking dorsal depression (figs. 481, 483); eyes slightly larger (figs. 202, 238)................... 5

5. Palpal patella relatively shorter (fig. 481), abdomen with ventral scute slightly shorter (figs. 203, 208, 209)...... M. ranomafana View in CoL

– Palpal patella relatively longer (fig. 483), abdomen with ventral scute slightly longer (figs. 238, 244, 245)........ M. valterova View in CoL

6. Size smaller (TBL, 1.2); DS narrow, about as wide as DS-VS contact zone (figs. 432, 433, 437); VS short, distance from sperm pore to posterior edge shorter than to anterior edge (fig. 432); palpal patella short, patella-tibia L/ cymbium-bulb L 5 1.3 (fig. 486); tibia III and IV with lateral spines..................................... ( toliara View in CoL group) M. toliara View in CoL

– Size larger (TBL 1.2–1.4); DS wider, much wider than DS-VS contact zone (fig. 352); VS long, distance from sperm pore to posterior edge longer than to anterior edge (fig. 358); palpal patella longer, patella-tibia L/cymbium-bulb L 5 1.9 (fig. 484); tibia III and IV lacking lateral spines......................... ( vohiparara View in CoL group) M. vohiparara View in CoL

7. Size small, TBL ca 1.3; color yellowish orange; legs III and IV with distinct lateral spines (fig. 471).. ( toliara View in CoL group) M. toliara View in CoL

– Size larger, TBL $ 1.4; color orange to dark brown; legs III and IV lacking lateral spines (figs. 467, 469)................... 8

8. Tibia IV lacking ventroapical spines (fig. 467); larger darker species with larger eyes, eye area at least 0.5 cephalon width (fig. 283), usually wider (figs. 16, 215, 251, 316), eye area longer than clypeus (figs. 14, 212, 248, 280, 313).. ( ranomafana View in CoL group) 9

– Tibia IV with a pair of small ventroapical spines (fig. 469); smaller paler species with smaller eyes, eye area less than 0.5 cephalon width (figs. 123, 334), eye area as long as clypeus (fig. 121); eyes somewhat larger in M. nikina View in CoL , which has an eye row approaching 0.5 cephalon width (fig. 394)............................. ( vohiparara View in CoL group) 12

9. DS small, L, 0.7 abdomen L, W, 0.6 abdomen W (figs. 279, 280); receptaculum relatively straight in ventral view (figs. 296– 298).................. M. andringitra View in CoL

– DS large, L. 0.8 abdomen L, W. 0.7 abdomen W (figs. 211, 247, 312); receptaculum curvature variable (figs. 228–235, 264– 267, 327, 328).................... 10

10. Receptaculum nearly straight in ventral view, W/L, 0.3 (map 4); posterior margin of PES procurved (figs. 328, 329)...... M. fisheri View in CoL

– Receptaculum more strongly sinuous, W/L. 0.3 (map 4); posterior margin of PES straight (figs. 228–235, 264–267)............. 11

11. Receptaculum more sinuous, W/L 5 0.7 (figs. 264–267); DS with anterior margin broad (fig. 253)........... M. valterova View in CoL

– Receptaculum less sinuous, W/L 5 0.3–0.5 (figs. 228–235); DS with anterior margin pointed (fig. 217)........ M. ranomafana View in CoL

12. Receptaculum relatively straight, W/L, 0.4 (map 4)........................ 13

– Receptaculum sinuous, W/L. 0.7 (map 4) .... .... .... ... ..... ... .. 14

13. Receptaculum slender and somewhat sinuous (figs. 403–410); larger size, TBL 5 1.48–1.64; larger eyes, eye area about 0.5 cephalon width (fig. 394).................. M. nikina View in CoL

– Recepataculum stout and very straight (figs. 421–428); smaller size, TBL 5 1.40– 1.48; smaller eyes, eye area clearly less that 0.5 cephalon width (figs. 412, 416)................................. M. goodmani View in CoL

14. DS small, about 0.3 abdomen width, 0.5 abdomen length (fig. 330); receptaculum moderately sinuous, W/L 50.76 (figs. 339– 344).................. M. ranavalona View in CoL

– DS larger, about 0.5 abdomen width, 0.7 abdomen length (figs. 356, 380); receptaculum strongly sinuous, W/L 5 0.9–1.2 (figs. 373–378, 389–392)............. 15

15. Receptaculum more sinuous, W/L 5 1.0–1.2 (figs. 373–378)........... M. vohiparara View in CoL

– Receptaculum less sinuous, W/L 5 0.9 (figs. 389–392)............ M. ambalavo View in CoL

Kingdom

Animalia

Phylum

Arthropoda

Class

Arachnida

Order

Araneae

Family

Oonopidae

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