taxonID	type	description	language	source
0388F8254C36CA74FE90FF68FC01FAF0.taxon	materials_examined	Type material examined. Enneapterygius inclinatus: ANSP 72067 (holotype), male, 26.1 mm SL, Aguni-jima island, Ryukyu Islands, E. Tinkham, 27 July 1945. Non-type material examined. 107 specimens, 13.5 – 51.5 mm SL. SATSUMA PENINSULA, KYUSHU: KAUM – I. 4246, female, 50.0 mm SL, Kurose Beach, Kasasa, Minamisatsuma, 31 ° 22 ′ 29 ″ N, 130 ° 10 ′ 09 ″ E, 2 m depth, M. Ito, 28 May 2007; KAUM – I. 6522, male, 50.9 mm SL, KAUM – I. 6576, male, 43.0 mm SL, Kurose Beach, Kasasa, Minamisatsuma, 31 ° 22 ′ 29 ″ N, 130 ° 10 ′ 09 ″ E, 2 m depth, M. Ito, 9 September 2007. TAKE-SHIMA ISLAND: KAUM – I. 29668, male, 43.9 mm SL, KAUM – I. 29669, male, 42.5 mm SL, KAUM – I. 29683, male, 13.8 mm SL, KAUM – I. 29684, female, 15.2 mm SL, off south coast of Ombozaki, 30 ° 48 ′ 32 ″ N, 130 ° 24 ′ 33 ″ E, 5 – 20 m depth, KAUM Fish Team, 29 May 2010; KAUM – I. 37989, male, 45.6 mm SL, off south coast of Ombozaki, 30 ° 48 ′ 32 ″ N, 130 ° 24 ′ 33 ″ E, 5 – 20 m depth, KAUM Fish Team, 18 May 2011. IOU-JIMA ISLAND: KAUM – I. 29529, male, 13.5 mm SL, off west coast, 30 ° 47 ′ 04 ″ N, 130 ° 15 ′ 42 ″ E, 5 – 20 m depth, KAUM Fish Team, 25 May 2010; KAUM – I. 29592, male, 17.9 mm SL, off west coast, 30 ° 47 ′ 04 ″ N, 130 ° 15 ′ 42 ″ E, 5 – 20 m depth, KAUM Fish Team, 28 May 2010; KAUM – I. 30625, female, 49.2 mm SL, KAUM – I. 30626, male, 31.3 mm SL, off west coast, 30 ° 47 ′ 04 ″ N, 130 ° 15 ′ 42 ″ E, 2 – 22 m depth, KAUM Fish Team, 27 June 2010; KAUM – I. 37834, male, 44.2 mm SL, Harumase, 30 ° 46 ′ 19 ″ N, 130 ° 16 ′ 51 ″ E, 10 – 15 m depth, KAUM Fish Team, 16 May 2011. YAKU-SHIMA ISLAND: KAUM – I. 34, male, 44.3 mm SL, Isso, 30 ° 27 ′ 26 ″ N, 130 ° 29 ′ 18 ″ E, 3 m depth, S. Harazaki, 20 January 2006; KAUM – I. 11189, male, 43.1 mm SL, KAUM – I. 11190, female, 42.7 mm SL, KAUM – I. 11242, female, 44.0 mm SL, KAUM – I. 11243, female, 41.0 mm SL, KAUM – I. 11763, male, 32.3 mm SL, south of Kamazenohana, Kurio, 30 ° 16 ′ 03 ″ N, 130 ° 24 ′ 52 ″ E, 0 – 3 m depth, KAUM Fish Team, 10 August 2008; KAUM – I. 11424, male, 50.8 mm SL, KAUM – I. 11425, female, 50.3 mm SL, KAUM – I. 11426, male, 34.4 mm SL, KAUM – I. 11427, female, 36.5 mm SL, KAUM – I. 11428, female, 24.9 mm SL, KAUM – I. 11731, female, 28.0 mm SL, KAUM – I. 11732, female, 46.6 mm SL, KAUM – I. 11733, female, 36.5 mm SL, KAUM – I. 11734, female, 32.2 mm SL, KAUM – I. 11735, female, 42.7 mm SL, KAUM – I. 11736, female, 51.5 mm SL, KAUM – I. 11737, female, 26.5 mm SL, KAUM – I. 11738, female, 25.5 mm SL, KAUM – I. 24443, male, 21.7 mm SL, west of Kamazenohana, Kurio, 30 ° 15 ′ 57 ″ N, 130 ° 24 ′ 47 ″ E, 0 – 3 m depth, KAUM Fish Team, 12 August 2008; KAUM – I. 11472, female, 26.1 mm SL, KAUM – I. 11473, female, 22.9 mm SL, KAUM – I. 11474, male, 29.9 mm SL, KAUM – I. 11478, male, 23.9 mm SL, Isso, 30 ° 27 ′ 23 ″ N, 130 ° 29 ′ 59 ″ E, 1 – 5 m depth, KAUM Fish Team, 13 August 2008; KAUM – I. 20192, male, 28.8 mm SL, KAUM – I. 20209, male, 34.8 mm SL, tide pool at west of Yudomari Port, Yudomari, 30 ° 13 ′ 58 ″ N, 130 ° 28 ′ 19 ″ E, 0 – 3 m depth, KAUM Fish Team, 29 October 2008; KAUM – I. 20348, male, 28.0 mm SL, KAUM – I. 20350, male, 30.6 mm SL, KAUM – I. 20351, male, 39.7 mm SL, southeast of Cape Yahazu, Isso, 30 ° 27 ′ 27 ″ N, 130 ° 30 ′ 02 ″ E, 1 – 3 m depth, KAUM Fish Team, 31 October 2008; KAUM – I. 21857, male, 24.8 mm SL, KAUM – I. 21858, female, 23.3 mm SL, west of Kamazenohana, Kurio, 30 ° 15 ′ 57 ″ N, 130 ° 24 ′ 47 ″ E, 0 – 4 m depth, KAUM Fish Team, 30 July 2009; KAUM – I. 38696, male, 41.9 mm SL, south of Yudomari Port, Yudomari, 30 ° 13 ′ 55 ″ N, 130 ° 28 ′ 19 ″ E, 1 – 5 m depth, KAUM Fish Team, 11 June 2011. NAKANO-SHIMA ISLAND: YCM-P 26990, tidepool at Funakura, M. Hayashi, 3 May 1992. TAKARA- JIMA ISLAND: KAUM – I. 2037, male, 39.4 mm SL, 25 March 1965. AMAMI-OSHIMA ISLAND: KAUM – I. 4126, male, 35.1 mm SL, 4 May 1965; KAUM – I. 17495, male, 44.1 mm SL, KAUM – I. 17496, female, 44.1 mm SL, tidepool at Tsuchihama, Kasari, 28 ° 24 ′ 34 ″ N, 129 ° 40 ′ 31 ″ E, 0.5 – 1 m depth, M. Meguro and T. Yoshida, 27 March. 2009. OKINOERABU-JIMA ISLAND: HMNH-P 7910, male, 41.1 mm SL, female, 37.8 mm SL, Okidomari Beach, Tina, 2 May 2004; KAUM – I. 2002, male, 49.1 mm SL, July 1962. YORON-JIMA ISLAND: KAUM – I. 40069, male, 20.1 mm SL, off Udonosu Beach, 27 ° 03 ′ 43 ″ N, 128 ° 25 ′ 02 ″ E, 0.3 – 1 m depth, M. Matsunuma, 14 August 2011; KAUM – I. 40103, male, 20.9 mm SL, KAUM – I. 40397, male, 41.5 mm SL, KAUM – I. 44370, male, 32.3 mm SL, KAUM – I. 44371, male, 26.1 mm SL, KAUM – I. 44372, female, 24.9 mm SL, KAUM – I. 44373, male, 24.6 mm SL, KAUM – I. 44374, female, 21.8 mm SL, off southwest coast, 27 ° 01 ′ 48 ″ N, 128 ° 24 ′ 37 ″ E, 2 – 10 m depth, M. Meguro and E. Katayama, 17 August 2011; KAUM – I. 45757, male, 33.1 mm SL, off Tomori Fishing Port, 27 ° 01 ′ 54 ″ N, 128 ° 24 ′ 29 ″ E, 5 – 10 m depth, M. Yamashita and T. Yoshida, 15 April 2012; KAUM – I. 45832, male, 34.8 mm SL, off Maehama Beach, 27 ° 01 ′ 13 ″ N, 128 ° 24 ′ 29 ″ E, 5 m depth, H. Motomura, 16 April 2012; KAUM – I. 45861, male, 36.8 mm SL, KAUM – I. 45895, male, 35.1 mm SL, KAUM – I. 45896, male, 31.3 mm SL, off Maehama Beach, 27 ° 01 ′ 13 ″ N, 128 ° 24 ′ 29 ″ E, 3 – 10 m depth, KAUM Fish Team, 17 April 2012; KAUM – I. 47823, male, 42.2 mm SL, off Maehama Beach, 27 ° 01 ′ 13 ″ N, 128 ° 24 ′ 29 ″ E, 2 – 8 m depth, KAUM Fish Team, 13 August 2012; KAUM – I. 47878, male, 39.8 mm SL, Chabana, 27 ° 03 ′ 40 ″ N, 128 ° 25 ′ 02 ″ E, 2 m depth, KAUM Fish Team, 13 August 2012; KAUM – I. 48144, male, 28.5 mm SL, off Maehama Beach, 27 ° 01 ′ 13 ″ N, 128 ° 24 ′ 29 ″ E, 1 m depth, KAUM Fish Team, 19 August 2012; KAUM – I. 50844, male, 22.8 mm SL, KAUM – I. 50848, male, 26.7 mm SL, KAUM – I. 50850, female, 23.0 mm SL, KAUM – I. 50851, female, 23.0 mm SL, KAUM – I. 50852, male, 20.9 mm SL, Chabana, 27 ° 03 ′ 40 ″ N, 128 ° 25 ′ 02 ″ E, 2 – 3 m depth, KAUM Fish Team, 20 August 2012; KAUM – I. 50863, male, 38.0 mm SL, Chabana, 27 ° 03 ′ 40 ″ N, 128 ° 25 ′ 02 ″ E, 15 – 17 m depth, KAUM Fish Team, 21 August 2012; KAUM – I. 51239, female, 30.1 mm SL, KAUM – I. 51243, female, 31.3 mm SL, off Maehama Beach, 27 ° 01 ′ 13 ″ N, 128 ° 24 ′ 29 ″ E, 3 – 5 m depth, KAUM Fish Team, 23 October 2012; KAUM – I. 51241, male, 37.6 mm SL, Chabana, 27 ° 03 ′ 40 ″ N, 128 ° 25 ′ 02 ″ E, 2 m depth, KAUM Fish Team, 23 October 2012; KAUM – I. 51339, male, 27.4 mm SL, off Ritcho, 27 ° 01 ′ 20 ″ N, 128 ° 25 ′ 47 ″ E, 10 m depth, KAUM Fish Team, 24 October 2012; KAUM – I. 51376, female, 29.7 mm SL, Chabana, 27 ° 03 ′ 40 ″ N, 128 ° 25 ′ 02 ″ E, 8 m depth, KAUM Fish Team, 25 October 2012; KAUM – I. 51399, male, 34.1 mm SL, KAUM – I. 51400, male, 25.5 mm SL, KAUM – I. 51401, male, 24.1 mm SL, Chabana, 27 ° 03 ′ 40 ″ N, 128 ° 25 ′ 02 ″ E, 8 m depth, KAUM Fish Team, 26 October 2012; KAUM – I. 51455, female, 31.4 mm SL, KAUM – I. 51456, female, 28.6 mm SL, KAUM – I. 51457, female, 27.8 mm SL, KAUM – I. 51458, female, 23.5 mm SL, KAUM – I. 51558, male, 32.8 mm SL, KAUM – I. 51559, male, 36.7 mm SL, KAUM – I. 51560, male, 34.5 mm SL, KAUM – I. 51586, male, 39.0 mm SL, off Maehama Beach, 27 ° 01 ′ 13 ″ N, 128 ° 24 ′ 29 ″ E, 2 – 8 m depth, KAUM Fish Team, 29 October 2012; KAUM – I. 51470, female, 30.5 mm SL, Chabana, 27 ° 03 ′ 40 ″ N, 128 ° 25 ′ 02 ″ E, 8 m depth, KAUM Fish Team, 27 October 2012. OKINAWA-JIMA ISLAND: HMNH-P 5515, male, 32.6 mm SL, Giizabanda, Asato, Yaese, 10 August 2002; HMNH-P 7425, female, 42.7 mm SL, HMNH-P 7426, male, 30.0 mm SL, Komesu Beach, Itoman, 27 December 2003; HMNH-P 8625, 2 males, 36.4 – 45.7 mm SL, 3 females, 32.0 – 40.5 mm SL, Odo Beach, Itoman, 12 December 2004; HMNH-P 9023, 3 females, 34.3 – 38.2 mm SL, Akasaki Beach, Kunigami, 31 December 2005. KUME-JIMA ISLAND: HMNH-P 5739, male, 22.1 mm SL, beach near Kume Airport, 13 August 2002.	en	Tashiro, Satokuni, Motomura, Hiroyuki (2014): The Validity of Helcogramma ishigakiensis (Aoyagi, 1954) and a Synopsis of Species of Helcogramma from the Ryukyu Islands, Southern Japan (Perciformes: Tripterygiidae). Species Diversity 19: 97-110, DOI: 10.12782/sd.19.2.097
0388F8254C36CA74FE90FF68FC01FAF0.taxon	diagnosis	Diagnosis. A species of Helcogramma with the following combination of characters: 13 – 16 (rarely 13; usually 15) second dorsal-fin spines; 22 – 35 pored lateral-line scales; 5 – 10 symphyseal mandibular pores; anterior nostril tentacle unbranched; orbital tentacle simple; nape scaled; lower half of head (area bounded by snout, ventral margin of orbit, and preopercular margin) black; bright blue stripe extending from anterior part of upper lip, through ventral margin of orbit, to preopercular margin; all fins and body black (all color descriptions for mature males only).	en	Tashiro, Satokuni, Motomura, Hiroyuki (2014): The Validity of Helcogramma ishigakiensis (Aoyagi, 1954) and a Synopsis of Species of Helcogramma from the Ryukyu Islands, Southern Japan (Perciformes: Tripterygiidae). Species Diversity 19: 97-110, DOI: 10.12782/sd.19.2.097
0388F8254C36CA74FE90FF68FC01FAF0.taxon	distribution	Distribution. Helcogramma inclinata is distributed in the western Pacific Ocean, where it ranges from southern Japan to the Philippines (Fricke 1997; Williams and Howe 2003). In Japan, this species has been collected from the Satsuma Peninsula in southern Kyushu and from Takeshima, Iou-jima, Yaku-shima, Nakano-shima, Takara-jima, Yoron-jima, Okinawa-jima, and Kume-jima islands in the Ryukyu Islands. In addition, this species has been recorded elsewhere in the central and southern Ryukyu Islands: i. e., Ie-jima (Senou et al. 2006), Aguni-jima (Fowler 1946), Ishigaki-jima (Fricke 1997), and Iriomote-jima (Aizawa 1997) islands. Helcogramma inclinata usually inhabits rocky reefs at depths of 3 – 8 m.	en	Tashiro, Satokuni, Motomura, Hiroyuki (2014): The Validity of Helcogramma ishigakiensis (Aoyagi, 1954) and a Synopsis of Species of Helcogramma from the Ryukyu Islands, Southern Japan (Perciformes: Tripterygiidae). Species Diversity 19: 97-110, DOI: 10.12782/sd.19.2.097
0388F8254C36CA74FE90FF68FC01FAF0.taxon	discussion	Remarks. Helcogramma inclinata, belonging to the H. fuscopinna species group (sensu Fricke 1997), is distinguished from all other members of the group by its usually having 15 second dorsal-fin rays, 5 – 10 symphyseal mandibular pores, and a scaled nape, and by its mature male coloration (e. g., lower head, body, and all fins black). Motomura et al. (2006) reported H. inclinata from the southern end of the Satsuma Peninsula, on the basis of an underwater photograph only, as the northernmost record for the species. Two of our specimens (KAUM – I. 4246, 50.0 mm SL; KAUM – I. 6522, 50.9 mm SL) collected from Kasasa, Minamisatsuma, on the west coast of Satsuma Peninsula, represent a northward distributional range extension for H. inclinata.	en	Tashiro, Satokuni, Motomura, Hiroyuki (2014): The Validity of Helcogramma ishigakiensis (Aoyagi, 1954) and a Synopsis of Species of Helcogramma from the Ryukyu Islands, Southern Japan (Perciformes: Tripterygiidae). Species Diversity 19: 97-110, DOI: 10.12782/sd.19.2.097
0388F8254C35CA75FC0BFA34FDC4F8D8.taxon	materials_examined	Non-type material examined. 12 specimens, 21.1 – 30.3 mm SL. TAKE-SHIMA ISLAND: KAUM – I. 32332, male, 26.9 mm SL, off south coast of Ombozaki, 30 ° 48 ′ 32 ″ N, 130 ° 24 ′ 33 ″ E, 5 – 10 m depth, KAUM Fish Team, 19 September 2010. NAKANO-SHIMA ISLAND: KAUM – I. 63252, female, 30.3 mm SL, Nakano-shima Port, 29 ° 50 ′ 14 ″ N, 129 ° 50 ′ 56 ″ E, 17 – 19 m depth, S. Tashiro, 30 August 2014; KAUM – I. 63467, female, 29.4 mm SL, south side of Nakano-shima Port, 29 ° 50 ′ 13 ″ N, 129 ° 51 ′ 03 ″ E, 5 m depth, S. Tashiro, 2 September 2014. AMAMI-OSHIMA ISLAND: KAUM – I. 57683, female, 21.2 mm SL, KAUM – I. 57729, female, 21.1 mm SL, 28 ° 07 ′ 57 ″ N, 129 ° 21 ′ 07 ″ E, 3 – 15 m depth, Sokaru, Setouchi, S. Tashiro et al., 13 December 2013. YORON-JIMA ISLAND: KAUM – I. 51381, 27.2 mm SL, off Yoron Port, 27 ° 3 ′ 40 ″ N, 128 ° 25 ′ 02 ″ E, 8 m depth, S. Tashiro, 26 October 2012; KAUM – I. 51428, male, 26.8 mm SL, KAUM – I. 51465, male, 26.7 mm SL, KAUM – I. 51466, male, 23.8 SL, off Yoron Port, 27 ° 3 ′ 40 ″ N, 128 ° 25 ′ 02 ″ E, 8 m depth, S. Tashiro, 27 October 2012. ISHIGAKI-JIMA ISLAND: NSMT-P 55449, female, 25.2 mm SL, 23 ° 26 ′ 60 ″ N, 124 ° 04 ′ 80 ″ E, Uganzaki, K. Matsuura et al., 24 February 1998. NAKANOUGAN-JIMA ISLAND: KPM-NI 4341, male, 26.1 mm SL, KPM-NI 4342, female, 23.6 mm SL, K. Yano, 28 July 1997.	en	Tashiro, Satokuni, Motomura, Hiroyuki (2014): The Validity of Helcogramma ishigakiensis (Aoyagi, 1954) and a Synopsis of Species of Helcogramma from the Ryukyu Islands, Southern Japan (Perciformes: Tripterygiidae). Species Diversity 19: 97-110, DOI: 10.12782/sd.19.2.097
0388F8254C35CA75FC0BFA34FDC4F8D8.taxon	diagnosis	Diagnosis. A species of Helcogramma with the following combination of characters: 14 – 15 (modally 15) second dorsal-fin spines; 19 – 24 pored lateral-line scales; 10 – 11 third dorsal-fin rays; 4 + 1 + 4 mandibular pores; nape without scales; anterior nostril tentacle unbranched; orbital tentacle present; males with dermal prolongation on tip of snout; lower half of head (area below level of upper lip) black; narrow blue stripe running along upper lip, through ventral margin of orbit, to preopercular margin; pelvic fin, pectoral-fin base, and lower 7 pectoral-fin rays black (all color descriptions for mature males only).	en	Tashiro, Satokuni, Motomura, Hiroyuki (2014): The Validity of Helcogramma ishigakiensis (Aoyagi, 1954) and a Synopsis of Species of Helcogramma from the Ryukyu Islands, Southern Japan (Perciformes: Tripterygiidae). Species Diversity 19: 97-110, DOI: 10.12782/sd.19.2.097
0388F8254C35CA75FC0BFA34FDC4F8D8.taxon	distribution	Distribution. Helcogramma rhinoceros is distributed in the eastern Indian Ocean and western Pacific Ocean, where it ranges from the Andaman Sea to southern Japan, Vietnam, Indonesia, New Caledonia, and Vanuatu (Hansen 1986; Fricke 1997; Suzuki et al. 1998). In the Ryukyu Islands, this species was collected from Take-shima, Nakanoshima, Amami-oshima, Yoron-jima, Ishigaki-jima, and Nakano-ugan-jima islands during this study and had been previously recorded from Yaku-shima (Motomura et al. 2010) and Iriomote-jima (Aizawa 1997) islands. It was also confirmed from Kume-jima island (KPM-NR 36216, 64513, 64515) on the basis of underwater photographs. Helcogramma rhinoceros has been usually observed near the upper or lateral surfaces of rocks, at depths of 6 – 8 m.	en	Tashiro, Satokuni, Motomura, Hiroyuki (2014): The Validity of Helcogramma ishigakiensis (Aoyagi, 1954) and a Synopsis of Species of Helcogramma from the Ryukyu Islands, Southern Japan (Perciformes: Tripterygiidae). Species Diversity 19: 97-110, DOI: 10.12782/sd.19.2.097
0388F8254C35CA75FC0BFA34FDC4F8D8.taxon	discussion	Remarks. Mature males of Helcogramma rhinoceros can be distinguished easily from all other species of Helcogramma by their having a dermal prolongation on the tip of the snout. Females of H. rhinoceros are similar to females of H. fuscipectoris in coloration, but H. rhinoceros differs from the latter in having a simple anterior nostril tentacle (a branched tentacle in H. fuscipectoris).	en	Tashiro, Satokuni, Motomura, Hiroyuki (2014): The Validity of Helcogramma ishigakiensis (Aoyagi, 1954) and a Synopsis of Species of Helcogramma from the Ryukyu Islands, Southern Japan (Perciformes: Tripterygiidae). Species Diversity 19: 97-110, DOI: 10.12782/sd.19.2.097
0388F8254C34CA72FE8FF82CFE66FA91.taxon	materials_examined	Material examined. 29 specimens, 11.4 – 38.5 mm SL, from the Ryukyu Islands. TAKE-SHIMA ISLAND: KAUM – I. 29720, male, 18.9 mm SL, KAUM – I. 29721, 11.4 mm SL, off south coast of Ombozaki, 30 ° 48 ′ 32 ″ N, 130 ° 24 ′ 33 ″ E, 5 – 40 m depth, KAUM Fish Team, 29 May 2010; KAUM – I. 30110, male, 37.1 mm SL, KAUM – I. 30111, male, 31.2 mm SL, KAUM – I. 30112, female, 20.3 mm SL, KAUM – I. 30113, male, 14.8 mm SL, off south coast of Ombozaki, 30 ° 48 ′ 32 ″ N, 130 ° 24 ′ 33 ″ E, 5 – 40 m depth, KAUM Fish Team, 27 May 2010; KAUM – I. 37748, male, 38.5 mm SL, KAUM – I. 37749, male, 36.7 mm SL, KAUM – I. 37750, male, 35.8 mm SL, KAUM – I. 37751, 2 males, 30.7 – 38.5 mm SL, 2 females, 28.8 – 29.3 mm SL, Take-shima Port, 30 ° 48 ′ 59 ″ N, 130 ° 25 ′ 06 ″ E, 3 – 5 m depth, KAUM Fish Team, 11 May 2011. IOU-JIMA ISLAND: KAUM – I. 29515, female, 33.5 mm SL, KAUM – I. 29516, male, 20.8 mm SL, off south coast, 30 ° 46 ′ 32 ″ N, 130 ° 16 ′ 43 ″ E, 10 – 60 m depth, KAUM Fish Team, 25 May 2010; KAUM – I. 30049, male, 13.6 mm SL, off west coast, 30 ° 47 ′ 04 ″ N, 130 ° 15 ′ 42 ″ E, 5 – 20 m depth, KAUM Fish Team, 28 May 2010; KAUM – I. 31713, male, 27.6 mm SL, KAUM – I. 31714, male, 25.7 mm SL, off west coast, 30 ° 47 ′ 04 ″ N, 130 ° 15 ′ 42 ″ E, 10 – 15 m depth, KAUM Fish Team, 14 August 2010. YAKU-SHIMA ISLAND: KAUM – I. 20174, male, 20.4 mm SL, tide pool at west side Yudomari Port, 30 ° 13 ′ 58 ″ N, 130 ° 28 ′ 19 ″ E, 0 – 3 m depth, KAUM Fish Team, 29 October 2008. NAKANO- SHIMA ISLAND: KAUM – I. 63256, male, 24.4 mm SL, KAUM – I. 63289, female, 21.7 mm SL, KAUM – I. 63290, male, 20.1 mm SL, KAUM – I. 63291, male, 13.8 mm SL, Nakano-shima Port, 29 ° 50 ′ 14 ″ N, 129 ° 50 ′ 56 ″ E, 17 – 19 m depth, S. Tashiro et al., 30 August 2014; KAUM – I. 63265, male, 23.6 mm SL, south side of Nakano-shima Port, 29 ° 50 ′ 13 ″ N, 129 ° 51 ′ 03 ″ E, 5 m depth, S. Tashiro et al., 2 September 2014. AMAMI-OSHIMA ISLAND: YCM – P 26162, male, 25.5 mm SL, Sakinome, Setouchi, Amami Fish Team, 27 August 1991. IE-JIMA ISLAND: KPM-NI 4110, male, 34.7 mm SL, east of Nakanose, T. Nomura, 28 July 1997; KPM-NI 27124, male, 26.2 mm SL, male, 36.9 mm SL, Nakanose, T. Nomura, 24 October 2010. TOKASHIKI-JIMA ISLAND: KPM-NI 22043, female, 35.4 mm SL, off Tokashiku Beach, H. Gunji, 10 March. 2004; KPM-NI 22057, female, 33.6 mm SL, off Tokashiku Beach, A. Murase, 10 March 2004.	en	Tashiro, Satokuni, Motomura, Hiroyuki (2014): The Validity of Helcogramma ishigakiensis (Aoyagi, 1954) and a Synopsis of Species of Helcogramma from the Ryukyu Islands, Southern Japan (Perciformes: Tripterygiidae). Species Diversity 19: 97-110, DOI: 10.12782/sd.19.2.097
0388F8254C34CA72FE8FF82CFE66FA91.taxon	diagnosis	Diagnosis. A species of Helcogramma with the following combination of characters: 13 – 15 (modally 14) second dorsal-fin spines; 3 – 4 + 2 + 3 – 4 mandibular pores; anterior nostril tentacle unbranched; orbital tentacle absent; nape scaled; three longitudinal stripes running from snout to caudal peduncle; row of 6 or 7 spots between middle and ventral stripes.	en	Tashiro, Satokuni, Motomura, Hiroyuki (2014): The Validity of Helcogramma ishigakiensis (Aoyagi, 1954) and a Synopsis of Species of Helcogramma from the Ryukyu Islands, Southern Japan (Perciformes: Tripterygiidae). Species Diversity 19: 97-110, DOI: 10.12782/sd.19.2.097
0388F8254C34CA72FE8FF82CFE66FA91.taxon	distribution	Distribution. Helcogramma striata is distributed in the Indo-West Pacific, where it ranges from Japan to Australia and from the Andaman Sea to Fiji and the Line Islands (Hansen 1986; Fricke 1997; Holleman 2007). In Japan, this species occurs from Shizuoka Prefecture to the Ryukyu Islands, where it was collected from Take-shima, Iou-jima, Yaku-shima, Nakano-shima, Amami-oshima, Ie-jima, and Tokashiki-jima islands during the present study and had been recorded previously from Nakano-shima (Sakai et al. 2005), Okinawa-jima (Hansen 1986), Miyako-jima (Senou et al. 2007), and Iriomote-jima (Aizawa 1997) islands. It was also confirmed from Yonaguni-jima island (KPM-NR 12127) based on underwater photographs. Helcogramma striata usually inhabits the upper surface of rocks or corals, at depths of 3 – 20 m.	en	Tashiro, Satokuni, Motomura, Hiroyuki (2014): The Validity of Helcogramma ishigakiensis (Aoyagi, 1954) and a Synopsis of Species of Helcogramma from the Ryukyu Islands, Southern Japan (Perciformes: Tripterygiidae). Species Diversity 19: 97-110, DOI: 10.12782/sd.19.2.097
0388F8254C34CA72FE8FF82CFE66FA91.taxon	discussion	Remarks. Helcogramma striata is similar to H. maldivensis Fricke and Randall, 1992 in coloration and in lacking both the orbital tentacle and scales on the nape anterior to the dorsal fin. Helcogramma striata can be easily distinguished from H. maldivensis by its having usually 14 second dorsal-fin spines (vs usually 13 in H. maldivensis) and three longitudinal stripes in both sexes (vs three dotted lines). Mature males of H. striata have a dark-reddish body whereas females have a pale red body with a pale yellow area below the lowermost stripe.	en	Tashiro, Satokuni, Motomura, Hiroyuki (2014): The Validity of Helcogramma ishigakiensis (Aoyagi, 1954) and a Synopsis of Species of Helcogramma from the Ryukyu Islands, Southern Japan (Perciformes: Tripterygiidae). Species Diversity 19: 97-110, DOI: 10.12782/sd.19.2.097
