Podoceriig 703 



4. P. lobatus (Hasw.) 1885 DexiocereUa lohata, Haswell in: P. Linn. Soc. 

 N.S.Wales, «.10 p. 110 t. 18 f. 6 — 8 | 1888 Cyrtophium lobatum, Chevreux & Ouerne 

 in: C-K. Ac. Sei., ul06 p.627 | 1888 Platophium l., T. Stebbing in: Kep. Voy. Challenger, 

 «;.29 p. 1184 [ 1899 Podocerus lobatus, T. Stebbing in: Ann. nat. Hist., ser. 7 v.3 p. 239 | 



1893 Platophium Orientale (part.), A. DellaValle in: F. Fi. ^'eapel, u 20 p. 333. 



Segments 1 — 4 elevated in the medio-dorsal line. Antenna 1, 3*^ Joint 

 of peduncle ratber shorter (in figure rather longer) than 2*^; flagellum a 

 little longer than 3*^ Joint of peduncle, 5 (in figure ü)-jointed; accessory 

 flagellum 1-jointed. Antenna 2 as long aB the body, stout; penultimate 

 Joint of peduncle narrow at base, then broad, ultimate considerably longer, 

 flagellum about half as long as ultimate Joint of peduncle, with 3 joints, 

 1^* much longer than 2*^ and 3^ combined. Gnathopod 1 as in Cyrtophium 

 minutum (p. 698). Gnathopod 2 very large, 4*^* Joint with apex of bind margin 

 acutely produced, ^^^ large, irregularly ovoid, not twice as long as the greatest 

 breadth, bind margin very short, palm defined by a strong tooth, and having near 

 the tinger-hinge a denticulated lobe, followed by a conical tooth, as in 

 various other species. Peraeopods 1 — 5 unknown. Uropods 1 — 3 and 

 telson ks in P. cristatus (p. 706). L. about 4 mm. 



South-Pacific (Broughton Islands near Port Stephens [East-Australia]). 



5. P. ohelonophilus (Chevreux & Guerne) 1888 Cyrtophium chelonophilum, 

 Chevreux & Guerne in: C.-R. Ac. Sei., i;. 106 p. 626 j 1893 Platophium c. (part.), Chev- 

 reux & Guerne in: Bull. Soe. ent. France, p. 118 | 1899 Podocerus chelonophilus (part), 

 T. Stebbing in: Ann. nat. Hist., ser. 7 v.3 p. 239 j 1893 Plataphium bj-asiliense (part.), 

 A. Della Valle in : F. Fl. Neapel, v. 20 p. 329. 



Body elliptical, dorsally smooth, not at all imbricated. Head rectangular, 

 much broader than long. Eyes round, prominent. Antenna 1 very short, 

 ^/g as long as antenna 2; flagellum not louger tüan 3*^ Joint of peduncle, 

 6-jointed; accessory flagellum 1-jointed. Antenna 2 very robust; flagellum 

 scarcely half as long as ultimate Joint of peduncle, 3-jointed. Gnathopod 1 

 in d, 6*^ Joint triangulär, bind margin almost at right angles with palm. 

 Gnathopod 2 in ö, 6^*^ Joint very large, oval, having on the bind margin (which 

 is undistinguished from the palm) a sharp tooth followed by 2 great denticulate 

 tubercles; flnger stout, strongly curved, shorter than bind margin. Gnathopod 1 

 in 9 as in d, but smaller. Gnathopod 2 in 9, 6*^ Joint short, rounded, as 

 broad as long, bind margin smooth; flnger slender, regularly curved. Peraeo- 

 pods 3 — 5 large, robust, successively longer; 2*^ Joint short, oval, scarcely 

 expanded bebind. Telson squamiform, a little broader than long. L. 9 7, 

 ö 9 mm, 



North-Atlantie (Azores). On Thalassochelys caretta (L.). 



6. P. variegatus Leach 1813/14 P. v., Leach in: Edinb. Enc., v. 7 p. 433 | 

 ? 1836— 40 P.V., H. Jlilne Edwards in: G. Cuvier, Rfegne an., ed. 3 Crust. p. 179 t. 61 

 f. 4 I 1899 P.V., T. Stebbing in: Ann. nat. Hist., ser. 7 v.S p. 237, 350 | 1857 Cyrto- 

 2)hium darwinii, Bäte in: Ann. nat. Bist., ser. 2 i;. 19 p. 148 | 1862 C. d., Bäte, Cat. 

 Amphip. Brit. Mus., p. 274 t. 46 f. 8 | 1874 Cd., T. Stebbing in: Rep. Devonsh. Ass., 

 v.ß p.770 ! 1888 Platophium d., T. Stebbing in: Rep. Voy. Challenger, u29 p.2fl2 I 1893 

 P. brasiliense (part.), A. Della Valle in: F. Fl. Neapel, u20 p.329 t.2 f. 7; t. 7 f.39— 58 | 



1894 Laetmatophilus tubercidatus (part.), G. 0. Sars, Crust. Norway, v.l p. 630. 



Near to P. brasiliensis (p. 704), but body more strongly corrugated or 

 imbricated, and more broadly elliptical in 9 . Antenna 1, 2^ Joint veiy 

 little longer than 3*^; flagellum with 6 joints carrying numerous hyaline filaments 

 in ö, with 4 joints in 9 ; accessoiy flagellum 1-jointed. Antenna 2 large in (5; 



