52 



5. 



7. 



IV. Genus Pakapeneus, S. I. Smith, sensu restricto. 



i. Telson witli a single pair of lateral marginal spines, which are fixed : carapace with a fine 

 longitudinal fissui-e or suture, extending on either side from the orbital margin to the posterior 

 border : tip of andricum, in the adult, cut up into spines or hooks and lobules or filaments :- 



r Risso, Crust. Nice, p. 98, 1816, and Hist. lSa.i.'\ 



Europ. Merid. V. p. 68, 1826 : Heller, SB. Ak. 



Wien, XLV. 1862, p. 423, pi. ii. fig. 49, and Crust. 



siidl. Europ. p. 296, pi. x. fig. 11: Miers, P.Z.S. 



I 1878 p. 301 : Cams, Prodr. Faun. Medit. 1885, 471 : 

 List, JVlitth. Zool. Sta. Neapel. XII. 1897, p. 81 (loco- 

 motion) : Adensamer, Denk. Ak. Wien, LXV. 1898, 

 p. 628 : Bianco, Mitth. Zool. Sta. Neap. XV. 1902, . 

 "^ p. 437 (in Pyrosoma). 1 



Pendens longirostris, Lucas, Hist. Nat. Anim. 

 Ai-tic. in Expl. Sci. Algcrie, Zool. pt. I. p. 46, pi. iv. 

 fig. 6, 1849: S. I. Smith, Proc. U.S. Nat. Mus. VIIl. 

 1885, p. 171 (Parapenwiis). 



Penxus bocagei, Johnson, P.Z.S. 1863, p. 255, and 

 1867, p. 900 : Capello, Mem. Acad. Lisboa, (2; III. 



Impart ii. 1865, Ai-t. 8, p. 8, fig. 4, 4a. J 



C Proc. U.S. Nat. Mus. III. 1881, p. 444, and VIII. I N, Ath 



3 U.S. 



1. P. 



membranace- 



us, Risso. 



Mediterranean ; 



tugal. 



Por- 



2. P. 



3. P. 



politus, 

 S. 1. Smith. 



megalops, 

 S. I. Smith. 



4. P. FISSDEUS, 



Bate. 



^1885, p. 172. 



Proc. U.S. Nat. Mus. VIII. 1885, p. 172 : Rath- 

 bun, Bull. U.S. Fish. Comm. 1900 (1901), p. 102. 



Ante. 



p. INVESTIGATOEIS 



Ale. & And. ■ 



P. arnericanus. 

 Rathbun 



P. LONGIPES, 



Alcock. 



.{ 



Ante 



Bull. U.S. Fish. Comm. 1900 (1901), p. 102. 



Ante. 



Atlantic coast of 

 America. 



W. Indies andneigh- 

 bom-hood, to 288 

 ) fathoms. 



") Bay of Bengal to 

 ^ 136°E., and to 115 

 J fathoms. 



■) Region of B. of Ben- 

 > gal, to 419 fa- 

 3 thorns. 



Porto Rico, 220-225 

 fathoms. 



Indian coasts, to 35 

 fathoms. 



ii. Telson with 2 or 3 pairs of articulating marginal spines in addition to the fixed pair : 

 carapace without longitudinal sutures : andricum of adult simple, pod-shaped. 



, 7 B. of Bengal to Fiji, 



^"'^^^ 5 to 419 fathoms. 



and ) Torres Sti'ait: Fiji: 

 ) 315-1400 fathoms. 



, KECTACnTUS, 



Bate. 



t 



P. serratics, J" Ann. Mag. Nat. Hist. (5) VIIl. 1881, p. 182 ; 



Bate. I Challenger Macrura p. 268, pi. xxxvii. fig. 1. 



V. Genus Parapeneopsis, Wood-Mason. 



i. Species with epipodites on the 2nd maxillipeds and first two pairs of legs, and with late- 

 ral marginal spines on the telson : — 



1. p. STYLIFRBA, 



Edw. 



la. „ „ ( 



Var. COEOMANDE- < 

 LICA. (. 



Ante. 

 Ante. 



Coasts of India. 



E. coast of India: 

 Ceylon. 



ii. Epipodites present on the 2nd maxillipeds and first two pairs of legs. Telson with small 

 lateral marginal spinelets only as an occasional anomaly : — 



2. p. scoLPTiLis, f ^„^g_ I ijj(jia to China. 



Heller. ( . ' 



