99 



on about 6 rings, its middle nearly 

 above the anus. Eggs very small 

 and numerous, isolated in cuta- 

 neous cells on the tail, protected 

 by lateral cutaneous folds, which 

 begin behind anus, diverge hind- 

 wards and form a brood-pouch 

 mesially not closed. 



Distribution: Only a single 

 species known, living in sea along 

 the coasts from British India to 

 Japan. 



I. Trachyrhamphus serratus 



(Schl.). [Fig. 41, p. 99]. 



Syngnathus serratus Schlegel, Fauna japo- 



nica, Poiss. 1847, p. 272. 

 Syngnathus serratus Bleeker, Verhand. 



Batav. Genootsch. XXV. 1853, Nalezingen 



Ichth. Japan, p. 55. 

 Trachyrhamphus serratus Kaup, Cat. Lo- 



phobr. Fish, 1856, p. 23. 

 Trachyrhamphus cultrirostris Peters, Mo- 



natsber. Akad. Berlin (1869) 1870, p. 710. 

 Trachyrhamphus serratus Dumeril, Hist. 



nat. Poissons II. 1870, p. 538. 

 Trachyrhamphus cultrirostris Dumeril, I.e. 



P- 539- 

 Syngnathus serratus Day, Fishes of India 



4°, 1878— 1888, p. 677, 

 Trachyrhamphus serratus Jordan <S: Snyder, 



Proc. U. S. Nat. Mus. Wash. XXIV. 



1901, p. 9. 

 Syngnathus serratus Duncker, Mitt. a. d. 



naturh. Mus. Hamburg XXI. 1904, p. 188. 

 Trachyrhamphus serratus Duncker, in . 



Spolia Zeylanica Vol. VII: Prt, XXV| 



1910, p. 30. — 1. c. XXXII. 1915, p. 105 



D. 25 — 29; A. 3—4; P. 14—19; 

 C. 8 — 10; Rings 21 — 23+44 — 50; 

 subdorsal rings 2 — 44-2 — 3. 



Head about 14 times in length, 

 4 — 5 times in trunk. Eye large, 

 6 times in head; orbits projecting 



Fig. 41. 

 Trachyrhamphus serratus (Schl.). 

 X Vs- After an old specimen, in 

 the Leiden Museum, in which the 

 cutaneous appendages were lost. 



