XXXVIII ILLUSTRATIONS. 



Page. 

 FIG. 336. Cilicsea cordata (male), a, Head and first thoracic segment, b, 



Dorsal view 311 



337. Cilicaea cordata. Maxilliped 311 



338. Cilicsea cordata. Second pleopod of male 312 



339. Cilioea cordata (female). Maxilliped 312 



340. Cilicsea cordata (female), a, Dorsal view, b, Lateral view 312 



341. Cilicsea gilliana 313 



342. Cilicaea gilliana. Maxilliped 313 



343. Cilicsea caudata (After I ves). a, Lateral view, b, Dorsal view 314 



344. Cilicsea caudata (male) ( After Moore) 315 



345. Cilicrea caudata. Maxilliped 315 



346. Cilicsea caudata (female) (After I ves). , Dorsal view, b, Leftside. 



c, Fourth leg of right side 316 



347. Cilicsea caudata (female) (After Moore) 316 



348. Cilicsea caudata (female), a, Mandible. 6, Maxilliped. r, Frontal 



lamina and clypeus 317 



349. Cilicsea sculpta (After Hohnes). a, Abdomen of male. f>, Abdomen 

 of female. <, Head of male (lateral view), d, First antenna of 

 male, e, Second antenna of male. /, Maxilliped of male, g, Last 



thoracic leg of male 318 



350. Cilicaea carinata. Head 319 



351. Cilicsea carinata. Lateral view 320 



352. Cilicsea carinata. Abdomen 320 



353. Serolis carinata 321 



354. Serolis carinata. , First leg. b, First maxilla, c, Second maxilla. 



d, Maxilliped. e, Mandible 321 



355. Astacilla granulata (After Harger). a, First antenna of male. l>, 



Fourth thoracic segment of male, r, Ventral side of abdomen . . 324 



356. Astacilla granulata. Maxilliped 325 



357. Astacilla c;eca ( After Benedict) 326 



358. Astacilla cseca. Maxilliped 326 



359. Arcturus beringanus ( After Benedict) 328 



360. Arcturus longispinus ( After Benedict) 329 



361. Arcturus glaber (After Benedict) 331 



362. Arcturus glaber. Maxilliped 331 



363. Arcturus purpureus (After Beddard). o, One of posterior thoracic- 

 legs, b, Lateral view, r, One of anterior thoracic legs 332 



364. Arcturus purpureus ( After Beddard ) . Dorsal view 333 



365. Arcturus caribbseus 335 



366. Arcturus floridanus 337 



367. Arcturus baffini (After G. 0. Sars). o, Anterior part of body with 

 first pair of antenna and oral appendages viewed from below, b, 

 First antenna, c, Base of second antenna, rf, Adult female from 

 above, e, First leg. /, Second leg. g, Posterior part of body, 

 viewed from below (one of opercular valves removed), h, Two 

 sensory appendices of first antenna. /, Labrum. j, Flagellum of 

 second antenna. /;, Mandibles. /, One of anterior pleopods. /, 

 Terminal branches of opercular valve (inner side). , Seventh 

 leg. o, One of posterior pleopods. />, First maxilla, q, 

 Labium. r, Second maxilla. *, Maxilliped. t, Terminal claw 



of seventh leg. u, Lateral view 339 



368. Arcturus baffini. Maxilliped 340 



369. Arcturus baffini var. tuberosus (After Benedict) 341 



