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Cypriniformes (Carps) >
Gastromyzontidae (Hillstream loaches)
Etymology: Neogastromyzon: Greek, neos = new + Greek, gaster = stomach + Greek, myzo = to suckle (Ref. 45335); crassiobex: Derived from the Latin crassus (thick) and obex (bar), in allusion to the thick cream bars on the body, as compared to its congeners.
Environment: milieu / climate zone / depth range / distribution range
Sinh thái học
; Nước ngọt gần đáy. Tropical
Asia: Kinabatangan River basin in Sabah, Malaysia and Sebuku River basin in Kalimantan Timur, Indonesia.
Bộ gần gũi / Khối lượng (Trọng lượng) / Age
Maturity: Lm ? range ? - ? cm
Max length : 4.9 cm SL con đực/không giới tính; (Ref. 57871)
Short description
Khóa để định loại | Hình thái học | Sinh trắc học
Các vây lưng mềm (tổng cộng) : 7 - 8; Tia mềm vây hậu môn: 5 - 6. Can be distinguished from its congeners by possessing the following unique combination of characters: body dark brown, dorsum with 7 thick cream bars, side with complete bars, head dorsum brown with thick cream reticulate pattern; absence of secondary rostrum; absence of sublacrymal groove; presence of shallow postoral pouch; presence of subopercular groove; gill slit slanted, gill opening above 4th pectoral branched fin ray; pectoral fin origin level after eye; an elongate rounded snout when viewed dorsally; abdomen without scales; lateral line with 68-78 scales; pectoral fin not overlapping anterior of pelvic fin; pelvic fin not overlapping anal fin origin, adpressed dorsal fin not overlapping level of anal fin origin (Ref. 57871).
Life cycle and mating behavior
Chín muồi sinh dục | Sự tái sinh sản | Đẻ trứng | Các trứng | Sự sinh sản | Ấu trùng
Tan, H.H., 2006. The Borneo suckers. Revision of the torrent loaches of Borneo (Balitoridae): Gastromyzon, Neogastromyzon). Kota Kinabalu, Sabah, Malaysia : Natural History Publications (Borneo) in association with Raffles Museum of Biodiversity Research. vii, 245 p. : ill. (some col.), maps ; 26 cm. (Ref. 57871)
IUCN Red List Status (Ref. 130435: Version 2024-2)
Threat to humans
Harmless
Human uses
Các công cụ
Special reports
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00617 (0.00268 - 0.01421), b=3.11 (2.91 - 3.31), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Mức dinh dưỡng (Ref.
69278): 2.8 ±0.3 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
