Pseudancistrus sidereus, a new species from southern Venezuela (Siluriformes: Loricariidae) with a redescription of Pseudancistrus. Author Jonathan W. Armbruster text Zootaxa 2004 628 1 15 http://www.zoobank.org/urn:lsid:zoobank.org:pub:C8D199F9-0677-41B1-ACD1-8A685EE26AE2 journal article z00628p001 C8D199F9-0677-41B1-ACD1-8A685EE26AE2 P. schomburgkii : BMNH 1978.3.2.2, 1, holotype, 100.1.