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Teleostei > Blenniiformes (Blennies) 鱸形目 (Blennies) > Tripterygiidae (Triplefin blennies) 三鰭鳚科 (Triplefin blennies) > Tripterygiinae
Etymology: Helcogramma:Greek, helkos, -eos, -ous = ulcer, sore + Greek, gramma = letter, mark (Ref. 45335); randalli:The species is named in honour of John E. Randall, who collected all the known specimens and provided underwater and fresh photographs of specimens of this and other species. Eponymy: Dr John ‘Jack’ Ernest Randall Jr. [...] (Ref. 128868), visit book page.
A species of Helcogramma (sensu Hansen, 1986) with 14 symphisial mandibular sensory pore, second dorsal fin spines XIV-XV (one of 11 specimens with XIII), third dorsal fin segmented rays 11-12, last ribs on vertebral centrum 12, vertebrae modally 10+28=38 (value range: 10+27 to 29=37 to 39), pored lateral line scales modally 22 or 23 (value range: 22-25), nape scales present, male with thirs dorsal, caudal and anal fins dark and posterior half of body dark. Body shape (shape guide): elongated. 具有 14個 symphisial 顎骨感覺小孔的一個 Helcogramma( sensu 漢森,1986) 的種, 第二背鰭鰭棘 XIV-XV(11件標本之一用 XIII), 片段鰭條 11-12 的第三個背鰭,在椎骨的椎體 12 上持續肋骨, 脊椎骨典型地 10+28=38(價值範圍: 10+27 到 29=37 到 39), 有細孔的側線鱗片典型地 22 或 23(價值範圍: 22-25), 後頸鱗片呈現, 雄魚有 thirs 背鰭、尾鰭與臀鰭深色的與身體的後半段深色的。
Adults are found in rocky boulders of exposed coasts (Ref. 90102). Eggs are hemispherical and covered with numerous sticky threads that anchor them in the algae on the nesting sites (Ref. 240). Larvae are planktonic which occur primarily in shallow, nearshore waters (Ref. 94114).
Williams, J.T. and J.C. Howe, 2003. Seven new species of the triplefin fish genus Helcogramma (Tripterygiidae) from the Indo-Pacific. aqua, J. Ichthyol. Aquat. Biol. 7(4):151-176. (Ref. 52308)
![Image of Helcogramma randalli (Randall\](/images/thumbnails/jpg/tn_Heran_m0.jpg "Image of Helcogramma randalli (Randall\")
![Image of Helcogramma randalli (Randall\](/images/thumbnails/jpg/tn_Heran_f0.jpg "Image of Helcogramma randalli (Randall\")