Taxonomic revision of the spider genera Agyneta and Tennesseellum (Araneae, Linyphiidae) of North America north of Mexico with a study of the embolic division within Micronetinae sensu Saaristo & Tanasevitch 1996
FIGURES 31 – 33. Tracheal system, dorsal view. 31. Agyneta decora (O. Pickard-Cambridge 1871). 32. Anibontes mimus Chamberlin 1924. 33. Tennesseellum formicum (Emerton 1882).
FIGURES 588 – 598. Anibontes mimus Chamberlin 1924. 588 – 594, Male. 595 – 598, Female. 588. Palp, retrolateral view. 589. Palp, prolateral view. 590. Embolus, prolateral view. 591. Radical division, retrolateral view. 592. 595. Habitus, dorsal view. 593. Sternum, ventral view. 594. Chelicerae, anterior view. 596. Epigynum, dorsal view. 597. Internal genitalia, ventral view. 598. Internal genitalia, dorsal view.
FIGURES 1 – 8. Agyneta decora (O. Pickard-Cambridge 1871), male. 1. Carapace, anterior view. 2. Carapace, lateral view. 3. Carapace, dorsal view. 4. Chelicerae, lateral view. 5 Chelicerae, anterior view. 6. Spinnerets, anterior view. 7. Sternum, ventral view. 8. Endites, ventral view.
FIGURES 34 – 39. 34, 36 – 39. Agyneta decora (O. Pickard-Cambridge 1871). 35. Agyneta rurestris (C. L. Koch 1836). 34. Palp expanded, prolateral view. 35. Palp expanded, prolateral view. 36. Epigynum, ventral view. 37. Internal genitalia, ventral view. 38. Internal genitalia, dorsal view. 39. Internal genitalia, lateral view
FIGURES 254 – 264. Agyneta picta (Chamberlin & Ivie 1944). 254 – 258, Male. 259 – 264, Female. 254. Palp, retrolateral view. 255. Palp, prolateral view. 256. Embolus, prolateral view. 257. Radical division, retrolateral view. 258. Habitus, dorsal view. 259. 260. Abdomen, dorsal view. 261. Epigynum, ventral view. 262. Internal genitalia, ventral view. 263. Internal genitalia, dorsal view. 264. Internal genitalia, lateral view.
FIGURES 17 – 24. 17. Tennesseellum formicum (Emerton 1882), palp retrolateral view. 18. T. formicum, palp prolateral view. 19. T. formicum, female spinnerets anterior view. 20. T. formicum, male chelicerae lateral view. 21. Agyneta fabra (Keyserling 1886), male carapace anterior view. 22. Agyneta fillmorana (Chamberlin 1919), male carapace anterior view. 23. Agyneta parva (Banks 1896), male chelicerae anterior view. 24. Agyneta minorata (Chamberlin & Ivie 1944), male chelicerae anterior view.
FIGURES 25 – 30. 25. Agyneta protrudens (Chamberlin & Ivie 1933), chelicerae anterior view. 26. Agyneta maritima (Emerton 1919), chelicerae anterior view. 27. Agyneta fillmorana (Chamberlin 1919), embolus prolateral view. 28. Agyneta micaria (Emerton 1882), embolus prolateral view. 29 a. Agyneta decora (O. Pickard-Cambridge 1871), tracheal system dorsal view. 29 b. A. decora, tracheal base dorsal view. 30. A. decora, spiracles.
FIGURES 390 – 401. Agyneta fabra (Keyserling 1886). 390 – 395, Male. 396 – 401, Female. 390. Palp, retrolateral view. 391. Palp, prolateral view. 392. Embolus, prolateral view. 393. Radical division, retrolateral view. 394. Abdomen, dorsal view. 395. Cephalothorax, anterior view (arrow points to mastidion). 396. Abdomen, dorsal view. 397. 398. Variation of epigynum, ventral view. 399. Internal genitalia, ventral view. 400. Internal genitalia, dorsal view. 401. Distal part of scape, posterior view.
FIGURES 172 – 180. Agyneta fillmorana (Chamberlin 1919). 172 – 177, 179, 180, Male. 178, Female. 172. Palp, retrolateral view. 173. Palp, prolateral view. 174. Embolus, prolateral view. 175. Radical division, retrolateral view. 176. 177. 178. Abdomen, dorsal view. 179. Cephalothorax (enlarged morph), anterior view. 180. Cephalothorax (normal morph), anterior view.
FIGURES 265 – 273. Agyneta flax n. sp. 265 – 269, Male. 270 – 273, Female. 265. Palp, retrolateral view. 266. Palp, prolateral view. 267. Embolus, prolateral view. 268. Radical division, retrolateral view. 269. 270. Abdomen, dorsal view. 271. Epigynum, ventral view. 272. Internal genitalia, ventral view. 273. Internal genitalia, dorsal view.
FIGURES 300 – 308. Agyneta evadens (Chamberlin 1925). 300 – 304, Male. 305 – 308, Female. 300. Palp, retrolateral view. 301. Palp, prolateral view. 302. Embolus, prolateral view. 303. Radical division, retrolateral view. 304. Habitus and abdomen, dorsal view. 305. Abdomen, dorsal view. 306. Epigynum, ventral view. 307. Internal genitalia, ventral view. 308. Internal genitalia, dorsal view.
FIGURES 185 – 194. Agyneta darrelli n. sp. 185 – 189, Male. 190 – 194, Female. 185. Palp, retrolateral view. 186. Palp, prolateral view. 187. Embolus, prolateral view. 188. Radical division, retrolateral view. 189. 190. Abdomen, dorsal view. 191. Epigynum, ventral view. 192. Internal genitalia, ventral view. 193. Internal genitalia, dorsal view. 194. Distal part of scape, posterior view (arrow points to the connection between the stretcher and the lateral lobe).
FIGURES 9 – 16. 9. Agyneta decora (O. Pickard-Cambridge 1871), palp retrolateral view. 10. A. decora, palp prolateral view. 11. A. decora, female spinnerets anterior view. 12 a. A. decora, female anterior lateral spinneret, anterior view. 12 b. A. decora, female posterior median spinneret, anterior view. 12 c. A. decora, female posterior lateral spinneret, anterior view. 13. Agyneta rurestris (C. L. Koch 1836), palp retrolateral view. 14. A. rurestris, palp prolateral view. 15. Tennesseellum formicum (Emerton 1882), male carapace anterior view. 16. T. formicum, male carapace dorsal view.
FIGURES 290 – 299. Agyneta parva (Banks 1896). 290 – 294, Male. 295 – 299, Female. 290. Palp, retrolateral view. 291. Palp, prolateral view. 292. Embolus, prolateral view. 293. Radical division, retrolateral view. 294. 295. Abdomen, dorsal view. 296. Epigynum, ventral view. 297. Internal genitalia, ventral view. 298. Internal genitalia, dorsal view. 299. Internal genitalia, lateral view.
FIGURES 316 – 325. Agyneta spicula n. sp. 316 – 320, Male. 321 – 325, Female. 316. Palp, retrolateral view. 317. Palp, prolateral view. 318. Embolus, prolateral view. 319. Radical division, retrolateral view. 320. 321. Abdomen, dorsal view. 322. Epigynum, ventral view (arrow points to circular depression). 323. Internal genitalia, ventral view. 324. Internal genitalia, dorsal view. 325. Internal genitalia, lateral view.
FIGURES 326 – 335. Agyneta grandcanyon n. sp. 326 – 330, Male. 331 – 335, Female 326. Palp, retrolateral view. 327. Palp, prolateral view. 328. Embolus, prolateral view. 329. Radical division, retrolateral view (arrow points to bifid apophysis). 330. 331. Abdomen, dorsal view. 332. Epigynum, ventral view. 333. Internal genitalia, ventral view. 334. Internal genitalia, dorsal view. 335. Internal genitalia, lateral view.
FIGURES 213 – 222. Agyneta vinki n. sp. 213 – 217, Male. 218 – 222, Female. 213. Palp, retrolateral view. 214. Palp, prolateral view. 215. Embolus, prolateral view (arrow points to serrated extension). 216. Radical division, retrolateral view. 217. 218. Abdomen, dorsal view. 219. Epigynum, ventral view. 220. Internal genitalia, ventral view. 221. Internal genitalia, dorsal view. 222. Internal genitalia, lateral view (arrow points to basally folded lateral lobe).
FIGURES 361 – 367. Agyneta crista n. sp. 361 – 364, Male. 365 – 367, Female. 361. Palp, retrolateral view. 362. Palp, prolateral view. 363. Embolus, prolateral view. 364. Radical division, retrolateral view (arrow points to spur-like process). 365. Epigynum, ventral view (arrow points to semicircular depression). 366. Internal genitalia, ventral view. 367. Internal genitalia, dorsal view.
FIGURES 64 – 71. Agyneta decora (O. Pickard-Cambridge 1871). 64 – 67, Male. 68 – 71, Female. 64. Palp, retrolateral view. 65. Palp, prolateral view. 66. Embolus, prolateral view. 67. Radical division, retrolateral view. 68. Epigynum, ventral view. 69. Internal genitalia, ventral view. 70. Internal genitalia, dorsal view. 71. Internal genitalia, lateral view.
FIGURES 108 – 115. Agyneta rurestris (C. L. Koch 1836). 108 – 111, Male. 112 – 115, Female. 108. Palp, retrolateral view. 109. Palp, prolateral view. 110. Embolus, prolateral view. 111. Radical division, retrolateral view. 112. Epigynum, ventral view. 113. Internal genitalia, ventral view. 114. Internal genitalia, dorsal view. 115. Internal genitalia, lateral view.
FIGURES 72 – 78. Agyneta olivacea (Emerton 1882). 72 – 75, Male. 76 – 78, Female. 72. Palp, retrolateral view. 73. Palp, prolateral view. 74. Embolus, prolateral view. 75. Radical division, retrolateral view. 76. Epigynum, ventral view. 77. Internal genitalia, ventral view. 78. Internal genitalia, dorsal view.
FIGURES 137 – 143. Agyneta dynica Saaristo & Koponen 1998. 137 – 140, Male. 141 – 143, Female. 137. Palp, retrolateral view. 138. Palp, prolateral view. 139. Embolus, prolateral view. 140. Radical division, retrolateral view. 141. Epigynum, ventral view. 142. Internal genitalia, ventral view. 143. Internal genitalia, dorsal view.
FIGURES 421 – 424. Agyneta ledfordi n. sp. 421 – 424, Male. 421. Palp, retrolateral view (arrow points to conical extension of the cymbium). 422. Palp, prolateral view. 423. Embolus, prolateral view. 424. Radical division, retrolateral view.
FIGURES 238 – 245. Agyneta fratrella (Chamberlin 1919). 238 – 241, Male. 242 – 245, Female. 238. Palp, retrolateral view. 239. Palp, prolateral view (arrow points to embolus basal excavation). 240. Embolus, prolateral view. 241. Radical division, retrolateral view. 242. Epigynum, ventral view. 243. Internal genitalia, ventral view. 244. Internal genitalia, dorsal view. 245. Internal genitalia, lateral view.
FIGURES 520 – 528. Agyneta semipallida (Chamberlin & Ivie 1944). 520 – 524, Male. 525 – 528, Female. 520. Palp, retrolateral view. 521. Palp, prolateral view. 522. Embolus, prolateral view. 523. Radical division, retrolateral view. 524. 525. Abdomen, dorsal view. 526. Epigynum, dorsal view. 527. Internal genitalia, ventral view. 528. Internal genitalia, dorsal view.
FIGURES 529 – 537. Agyneta leucophora (Chamberlin & Ivie 1944). 529 – 533, Male. 534 – 537, Female. 529. Palp, retrolateral view. 530. Palp, prolateral view. 531. Embolus, prolateral view. 532. Radical division, retrolateral view. 533. 534. Abdomen, dorsal view. 535. Epigynum, dorsal view. 536. Internal genitalia, ventral view. 537. Internal genitalia, dorsal view.
FIGURES 538 – 545. Agyneta minorata (Chamberlin & Ivie 1944). 538 – 542, Male. 543 – 545, Female. 538. Palp, retrolateral view. 539. Palp, prolateral view. 540. Embolus, prolateral view. 541. Radical division, retrolateral view. 542. Abdomen, dorsal view. 543. Epigynum, dorsal view. 544. Internal genitalia, ventral view. 545. Internal genitalia, dorsal view.
FIGURES 546 – 549. Agyneta okefenokee n. sp. 546 – 549, Male. 546. Palp, retrolateral view. 547. Palp, prolateral view. 548. Embolus, prolateral view. 549. Radical division, retrolateral view.
FIGURES 550 – 556. Agyneta floridana (Banks 1896). 550 – 553, Male. 554 – 556, Female. 550. Palp, retrolateral view. 551. Palp, prolateral view. 552. Embolus, prolateral view. 553. Radical division, retrolateral view. 554. Epigynum, dorsal view (arrow points to large circular depression). 555. Internal genitalia, ventral view. 556. Internal genitalia, dorsal view.
FIGURES 562 – 569. Agyneta decorata (Chamberlin & Ivie 1944). 562 – 566, Male. 567 – 569, Female. 562. Palp, retrolateral view. 563. Palp, prolateral view. 564. Embolus, prolateral view. 565. Radical division, retrolateral view. 566. 567. Abdomen, dorsal view. 568. Internal genitalia, ventral view. 569. Internal genitalia, dorsal view.
FIGURES 195 – 201. 195, 196. Agyneta emertoni (Roewer 1942). 195, 196, Male. 195. Palp, retrolateral view. 196. Palp, prolateral view. 197 – 201. Agyneta erinacea n. sp. 197 – 201, Male. 197. Palp, retrolateral view. 198. Palp, prolateral view. 199. Embolus, prolateral view. 200. Radical division, retrolateral view. 201. Abdomen, dorsal view.
FIGURES 202 – 208. Agyneta bucklei n. sp. 202 – 205, Male. 206 – 208, Female. 202. Palp, retrolateral view. 203. Palp, prolateral view. 204. Embolus, prolateral view. 205. Radical division, retrolateral view. 206. Epigynum, ventral view. 207. Internal genitalia, ventral view. 208. Internal genitalia, dorsal view.
FIGURES 209 – 212. Agyneta crawfordi n. sp. 209 – 212, Male. 209. Palp, retrolateral view. 210. Palp, prolateral view. 211. Embolus, prolateral view. 212. Radical division, retrolateral view.
FIGURES 86 – 89. Agyneta aquila n. sp. 86 – 89, Male. 86. Palp, retrolateral view. 87. Palp, prolateral view. 88. Embolus, prolateral view. 89. Radical division, retrolateral view.
FIGURES 346 – 353. Agyneta regina (Chamberlin & Ivie 1944). 346 – 349, Male. 350 – 353, Female 346. Palp, retrolateral view. 347. Palp, prolateral view. 348. Embolus, prolateral view. 349. Radical division, retrolateral view (arrow points to spur-like prong). 350. Epigynum, ventral view. 351. Internal genitalia, ventral view. 352. Internal genitalia, dorsal view. 353. Internal genitalia, lateral view.
FIGURES 40 – 45. 40, 41. Agyneta decora (O. Pickard-Cambridge 1871). 40. Embolus, prolateral view. 41. Radical division, retrolateral view. 42, 43. Tennesseellum formicum (Emerton 1882). 42. Embolus, prolateral view. 43. Radical division, retrolateral view. 44, 45. Anibontes mimus Chamberlin 1924. 44. Embolus, prolateral view. 45. Radical division, retrolateral view.
FIGURES 79 – 85. Agyneta allosubtilis Loksa 1965. 79 – 82, Male. 83 – 85, Female. 79. Palp, retrolateral view. 80. Palp, prolateral view. 81. Embolus, prolateral view. 82. Radical division, retrolateral view. 83. Epigynum, ventral view (arrow points to tent-shaped marking). 84. Internal genitalia, ventral view. 85. Internal genitalia dorsal view.
FIGURES 354 – 360. Agyneta barrowsi (Chamberlin & Ivie 1944). 354 – 357, Male. 358 – 360, Female. 354. Palp, retrolateral view. 355. Palp, prolateral view. 356. Embolus, prolateral view. 357. Radical division, retrolateral view (arrow points to spur and spikes of the posterior terminal apophysis). 358. Epigynum, ventral view. 359. Internal genitalia, ventral view. 360. Internal genitalia, dorsal view.
FIGURES 380 – 389. Agyneta micaria (Emerton, 1882). 380 – 384, Male. 385 – 389, Female. 380. Palp, retrolateral view. 381. Palp, prolateral view. 382. Embolus, prolateral view. 383. Radical division, retrolateral view. 384. 385. Abdomen, dorsal view. 386. Epigynum, ventral view. 387. Internal genitalia, ventral view. 388. Internal genitalia, dorsal view. 389. Distal part of scape, posterior view.
FIGURES 425 – 431. Agyneta llanoensis (Gertsch & Davis 1936). 425. Palp, retrolateral view. 426. Palp, prolateral view. 427. Embolus, prolateral view. 428. Radical division, retrolateral view. 429. Epigynum, ventral view. 430. Internal genitalia, ventral view. 431. Internal genitalia, dorsal view.
FIGURES 432 – 438. Agyneta bronx n. sp. 432 – 435, Male. 436 – 438, Female. 432. Palp, retrolateral view. 433. Palp, prolateral view. 434. Embolus, prolateral view. 435. Radical division, retrolateral view. 436. Epigynum, ventral view. 437. Internal genitalia, ventral view. 438. Internal genitalia, dorsal view.
FIGURES 439 – 442. Agyneta paquini n. sp. 439 – 442, Male. 439. Palp, retrolateral view. 440. Palp, prolateral view. 441. Embolus, prolateral view. 442. Radical division, retrolateral view.
FIGURES 97 – 103. Agyneta protrudens (Chamberlin & Ivie 1933). 97 – 100, Male. 101 – 103, Female. 97. Palp, retrolateral view. 98. Palp, prolateral view. 99. Embolus, prolateral view. 100. Radical division, retrolateral view. 101. Epigynum, ventral view. 101. Internal genitalia, ventral view. 103. Internal genitalia, dorsal view.
FIGURES 246 – 253. 246 – 249. Agyneta danielbelangeri n. sp. 246 – 249, Male. 246. Palp, retrolateral view (arrow points to constriction of the apical part of paracymbiun). 247. Palp, prolateral view. 248. Embolus, prolateral view. 249. Radical division, retrolateral view. 250 – 253. Agyneta pistrix n. sp. 250 – 253, Male. 250. Palp, retrolateral view. 251. Palp, prolateral view. 252. Embolus, prolateral view. 253. Radical division, retrolateral view.
FIGURES 309 – 315. Agyneta unimaculata (Banks 1892). 309 – 312, Male. 313 – 315, Female. 309. Palp, retrolateral view. 310. Palp, prolateral view. 311. Embolus, prolateral view. 312. Radical division, retrolateral view. 313. Epigynum, ventral view. 314. Internal genitalia, ventral view. 315. Internal genitalia, dorsal view.
FIGURES 402 – 411. Agyneta hedini Paquin & Dupérré 2009. 402 – 406, Male. 407 – 411, Female. 402. Palp, retrolateral view. 403. Palp, prolateral view (arrow points to protuberance). 404. Embolus, prolateral view. 405. Radical division, retrolateral view. 406. 407. Abdomen, dorsal view. 408. Epigynum, ventral view. 409. Internal genitalia, ventral view. 410. Internal genitalia, dorsal view. 411. Internal genitalia, lateral view.
FIGURES 412 – 420. Agyneta platnicki n. sp. 412 – 416, Male. 417 – 420, Female. 412. Cymbium, prolateral view. 413. Palpal tibia, retrolateral view. 414. Embolus, prolateral view. 415. Radical division, retrolateral view. 416. 417. Abdomen, dorsal view. 418. Epigynum, ventral view. 419. Internal genitalia, ventral view. 420. Internal genitalia, dorsal view.
FIGURES 104 – 107. Agyneta watertoni n. sp. 104 – 107, Male. 104. Palp, retrolateral view. 105. Palp, prolateral view. 106. Embolus, prolateral view. 107. Radical division, retrolateral view.
FIGURES 223 – 232. Agyneta panthera n. sp. 223 – 227, Male. 228 – 232, Female. 223. Palp, retrolateral view. 224. Palp, prolateral view. 225. Embolus, prolateral view. 226. Radical division, retrolateral view. 227. 228. Abdomen, dorsal view. 229. Epigynum, ventral view. 230. Internal genitalia, ventral view. 231. Internal genitalia, dorsal view. 232. Internal genitalia, lateral view.
FIGURES 144 – 150. Agyneta yukona n. sp. 144 – 147, Male. 148 – 150, Female. 144. Palp, retrolateral view. 145. Palp, prolateral view. 146. Embolus, prolateral view. 147. Radical division, retrolateral view. 148. Epigynum, ventral view. 149. Internal genitalia, ventral view. 150. Internal genitalia, dorsal view.
FIGURES 123 – 129. Agyneta nigripes (Simon 1884). 123 – 126, Male. 126 – 129, Female. 123. Palp, retrolateral view. 124. Palp, prolateral view. 125. Embolus, prolateral view. 126. Radical division, retrolateral view. 127. Epigynum, ventral view. 128. Internal genitalia, ventral view. 129. Internal genitalia, dorsal view.
FIGURES 130 – 136. Agyneta maritima (Emerton 1919). 130 – 133, Male. 134 – 136, Female. 130. Palp, retrolateral view. 131. Palp, prolateral view. 132. Embolus, prolateral view. 133. Radical division, retrolateral view. 134. Epigynum, ventral view. 135. Internal genitalia, ventral view. 136. Internal genitalia, dorsal view.