Canthigaster petersii (Bianconi, 1854)

Mishra, Subhrendu S., Saren, Saresh C., Chakraborty, Priyankar & Sengupta, Anwesha, 2019, New distributional record of a tetraodontid fish, Canthigaster petersii (Bianconi, 1854), from Tamil Nadu coast, India with a note on Canthigaster species recorded from Indian waters, Records of the Zoological Survey of India 119 (3), pp. 299-302 : 300

Canthigaster petersii (Bianconi, 1854) ( Figure 1 )

1855. Tetrodon petersii Bianconi , 147, pI. 2, fig. 2 (Type locality: Mozambique) .

2012. Canthigaster petersii : Allen and Erdmann, Reef fishes of the East Indies, 3: 1095.

profile. A distinct black spot below dorsal fin base is present, while the abdomen white. Figure 1 depicts the specimen collected from Thoothukudi, Tamil Nadu.

Material examined: ZSI F 12747/2, 1 ex, 83.7 mm SL, Tuticorin (=Thoothukudi), Tamil Nadu, 21/3/2011, S.S. Mishra and Party .

Description: Body compressed laterally; snout produced; gill opening minute; dorsal surface keeled posterior to the eyes; minute nostrils; tail rounded; spinules present on belly. Dorsal fin rays 9, Anal fin rays 9, Pectoral fin rays 16. Body depth at dorsal to anal fin origin is 43.85%, head length 37.87%, caudal peduncle depth 19.37%, snout length 25.93%, eye diameter 6.37% of standard length. Body coloration involves numerous white spots which are present laterally on the body upto the caudal fin. Striations present around the eye and on the dorsal

Distribution: This species is distributed throughout the Indian Ocean from Oman to the Andaman Sea (up to the Northwestern tip of Sumatra).

Figures

Figure 1. Canthigaster petersii collected from Thoothukudi, Tamil Nadu, India.