Species that contain: Mastacembelus and paucispinis [ 3 ] records

paucispinis, Mastacembelus Boulenger [G. A.] 1899:54, Pl. 28 (fig. 3) [Annales du Musee du Congo (Ser. Zoologie) v. 1 (fasc. 3); ref. 548] Matadi, lower Congo River, Democratic Republic of Congo. Holotype (unique): MRAC 55. CAS 62907 paratype? •Valid as Caecomastacembelus paucispinis (Boulenger 1899) -- (Travers 1984:145 [ref. 5147], Gosse 1986:426 [ref. 6194]). •Valid as Aethiomastacembelus paucispinis (Boulenger 1899) -- (Travers 1992:337 [ref. 14258], Vreven & Teugels 1997:85 [ref. 22885]). •Valid as Mastacembelus paucispinis Boulenger 1899 -- (Roberts 2021:73 [ref. 38074]). Current status: Valid as Mastacembelus paucispinis Boulenger 1899. Mastacembelidae. Distribution: Democratic Republic of Congo. Habitat: freshwater.

paucispinis, Mastacembelus Fowler [H. W.] 1939:75, Fig. 23 [Proceedings of the Academy of Natural Sciences of Philadelphia v. 91; ref. 17188] Waterfall at Trang, Thailand. Holotype: ANSP 68517. Paratypes: ANSP 68518 (1). Type catalog: Böhlke 1984:127 [ref. 13621]. Objectively invalid; preoccupied by Mastacembelus paucispinis Boulenger 1899. Replaced by Macrognathus tapirus Kottelat & Widjanarti 2005. •In the synonymy of Mastacembelus tapirus (Kottelat & Widjanarti 2005) -- (Kottelat & Widjanarti 2005:168 [ref. 28284]). •In the synonymy of Macrognathus tapirus Kottelat & Widjanarti 2005 -- (Kottelat 2013:312 [ref. 32989]). 1°Homonym. Current status: Synonym of Macrognathus tapirus Kottelat & Widjanarti 2005. Mastacembelidae. Habitat: freshwater.

tapirus, Macrognathus Kottelat [M.] & Widjanarti [E.] 2005:167, Fig. 14 [Raffles Bulletin of Zoology Suppl. no. 13; ref. 28284] Waterfall at Trang, Thailand. Holotype: ANSP 68517. Paratypes: ANSP 68518 (1). Replacement name for Mastacembelus paucispinis Fowler 1939, preoccupied by Mastacembelus paucispinis Boulenger 1899. •Valid as Macrognathus tapirus Kottelat & Widjanarti 2005 -- (Britz 2010:55 [ref. 30857], Kottelat 2013:312 [ref. 32989], Ng et al. 2019:533 [ref. 36606], Ng & Tan 2020:176 [ref. 37671]). Current status: Valid as Macrognathus tapirus Kottelat & Widjanarti 2005. Mastacembelidae. Distribution: Southeast Asia: Thailand, Malaya (Malaysia), Sumatra (Indonesia), Borneo. Habitat: freshwater.