MCCULLOCH. 37 



91c. C. margaritifer. Syngnathus margaritifer Peters, Mb. Akad. Berlin, 

 1868, p. 457. 



92. Syngnathus Linn., Syst. Nat. 10th ed., 1758, p. 336 (acus) . 

 A. Snout as long as postorbital portion of head; a filament above each eye. 



supercitiaris (92a) . 

 AA. Snout longer than postorbital portion of head; no filament above the eye. 



tigris (92b;. 



92a. S. superciliary. Id. Gthr., Challenger Zool. i, 1880. p. 30. 



92b. S. tigris. Pipefish. Id. Castelnau, P.L.S.N.S.W. iii, 1879, p. 397. 



Id. MeCulloch, Rec. W. Austr. Mus. i. 2, 1912, p. 83, pi. 11, 2 (PI. ix) . 



The largest of the genus occurring in New South Wales. Length 11 inches. 



93. Ichthyocampis Kaup, Arch. Naturg. xix. i, 1853, p. 231 (belcheri) . 



A. Snout much longer than postorbital portion of head. ductus (93a). 



AA. Snout much shorter than postorbital portion of head. filum (93b). 



93a. I. cixctus. Syngnathus cinctus Ramsay. P.L.S.N.S.W., vii., 1882, p. 111. 



93b. I. FILUM. Id. Gthr., Brit. Mus. Cat. Fish, viii, 1870, p. 178; Id. 



McCull., Rec. Austr. Mus. vii. 1909, p. 318, pi. 90,1 (PI. ix) . 

 A diminutive species not uncommon in rock-pools on the coast. Length 3? 

 inches . 



94. Urocampus Gthr., Brit. Mus. Cat. Fish, viii, 1870, p. 179 (nanus). 



94a. U. carinirostris. Id. Castelnau, P.Z.S. Vict, i, 1872, p. 201; Id. 



MeCulloch, Rec. Austr. Mus. vii, 1909, p. 317, pi. 90, 2 (PI. ix) . 

 Common on Zostera fiats in Port Jackson. Length about 4 inches. 



95. Nannocampus Gthr., Brit. Mus. Cat. Fish, viii, 1870, p. 178 (subos- 



seus . ) 

 95a. N. ruber. Id. Rams, and Ogilby, P.L.S.N.S.W. x, 1886, p. 757. 

 Known only from the typical specimen. Length 4 J inches. 



96. Stigitatopoba Kaup, Arch. Naturg. xix. i, "J853, p. 233 (argus). 



A. Vent below or before middle of dorsal fin; D. 48-55. argus (96a). 



AA. Vent behind middle of dorsal fin; D. 36-43. nigra (96b). 



96a. S. argus. Spotted Pipefish. Syngnathus argus Rich., Proc. Zool. Soc. 

 1840, p. 29, and Tr. Zool Soc. iii, 1849, p. 183, pi. 8, 2 (PI. ix). 

 Very common in Sea-grass, and ornamented with small black white-edged 

 ocelli on a green ground colour. Length 7 inches. 



96b. S. nigra. Id. Kaup, Brit. Mus. Cat. Lophobr., 1856, p. 53; Id. MeCul- 

 loch, Austr. Zool. i. 1, 1914, p. 29, fig. 1-3 (PI. ix) . 



97. Syngnathoides Bleeker, Nat. Tijd. Ned. Ind. ii, 1851, p. 259 (blochi). 

 97a. S. biaculeatus. Syngnathus biaculeatus Bloch, Ausl. Fisch. iv, 1785, p. 



10, pi. 121, 1-2. Gastrotokeus biaculeatus Day, Fish. India, 1878, p. 681, 

 pi. 174, 5 (PI. ix). 

 A tropical species. Length about 10 inches. 



98. Fhyllopteryx Swainson, Nat. Hist. Fish. &c. ii, 1839, p. 332 (foliatus). 

 98a. P. FOLLiTUS. Leafy Seahorse. Syngnathus foliatus Shaw, Gen. Zool. v, 



1804, p. 456, pi. 180. P. foliatus McCoy, Prodr. Zool. Vict. dec. vii, 1882, 

 pi. 65, 1 (PI. x). 



