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HENRY W. FOWLER

Depth 112 to 21; head 7 to 10, 32 to 4 1/5 in trunk; tail equal to less than head and trunk. Eye 92 to 1334 in head, 14/5 to 21/5 in snout, Mouth cleft 23 to 32 in head, extends behind eye. Dorsal in- serted before gill openings. Yellowish or whitish, with numerous fine

More

vermiculated lines or small spots. Row of large reticulated black blotches cach side of back and another along each lower side of body, each com- prising one or more white spots or reduced to small star like spots. or less regular series of black bands may connect large black blotches on each side of lower half of body. Length to 750 mm.

Lingsui, China (Red Sea, East Africa, Natal, Madagascar, Bourbon, Seychelles, India, East Indies, Philippines*, Queensland, Lord Howe Island, Mclanesia*, Micronesia*, Polynesia*, Hawaii*).

Echidna polyzona (Richardson).

Figure 11.

Muraena polyzona Richardson, Voy. Sulphur, Fishes, 1844, p. 112, pl. 55, figs. 11-14. No locality.-Günther, Cat. Fishes Brit. Mus., vol. 8, 1870, p. 129 (type).

Echidna polyzona Chen, Bull. Biol. Dep. Sun Yat-sen Univ., vol. 1, No. 1, 1929, p. 30, fig. 15 (dentition) (Lingsui).

H.W.F

Figure 11.

Echidna polyzona (Richardson).

Depth 13 to 21; head 61⁄2 to 8 5/6, 2 1/5 to 2 3/5 in trunk; head and trunk longer or shorter than tail. Eye 7% to 1134 in head, 17% to 21/5 in snout. Mouth cleft 234 to 3 in head. Dorsal inserted before gill openings. Dark brown, with 24 to 29 narrow white rings, extend on fins, or whitish with brown rings; rings variable to absent except at end of tail when colour is reticulated or marbled. Usually dark blotch at mouth corner. Length to 550 mm.

Lingsui (Red Sea, East Africa, Natal, Madagascar, India, East Indies, Philippines, Riu Kiu, Queensland, Melanesia, Polynesia*, Hawaii*).

A Synopsis of the Fishes of China

LYCODONTIS McClelland.

135

Lycodontis McClelland, Calcutta Journ. Nat. Hist., vol. 5, No. 18, 1845, PP. 174-185. Type Lycodontis_literata McClelland, designated by Jordan, Stanford Publ. Zool. (Genera of Fishes, pt. 2), 1919, p. 220.

Body elongate, compressed. Head compressed. Eye small, covered by skin.

Mouth cleft reaches behind eye, often not closing completely. Teeth entire, conic, compressed, some often long depressible fangs; in jaws in 1 or more series; on premaxillary plate usually in 1 or 2 peripheral rows and 1 to 3 medially; on vomer generally smaller than others, in 1 or more Front nostrils each in short tube on top of snout. Hind nostrils round or oval pore on top of head before eye, without tube. Gill openings small, mostly horizontal slits. Dorsal and anal confluent with caudal, cover- ed with thick skin, former usually inserted before gill openings, Tail shorter or longer than rest of body.

rows.

A large genus in all warm seas, living in shallow water, on reefs or among rocks. Some reach a large size.

Synopsis of Species.

a'. Premaxillary with 1 or 2 medial conic teeth which not longer than out-

side row.

b. Maxillary teeth uniserial or biserial in very young, b. Maxillary teeth biserial.

picta. thyrsoidea.

4. Premaxillary teeth long slender depressible fangs. 1 to 4.

c'. Encircled by 15 to 22 dark cross bands, black on belly and

under surfaces.

reticularis.

c2. Body not banded with distinct cross bands.

d'. Gill opening in dark blotch.

d. Gill opening not in dark blotch.

e1. Uniform brown.

flavomarginata.

boschii.

e. Not uniform brown, colouration mostly spotted

or mottled.

f'. Distinct dark spots over entire body, most-

ly in longitudinal rows.

g'. Spots smaller than interspaces,

smallest or absent from head.

h1. Dark spots not larger than eye in several longitudinal rows, in addition exceedingly numerous minute dark dots everywhere.

undulata.

h. Dark spots larger than eye, in 3 or 4 longitudinal rows, body otherwise clouded or marbled.

reevesii.

The Hong Kong Naturalist.

May 1932,

155

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