P. O. Simons

21 public-domain plates in the archive

• Molossus molossus molossus 3 Aug 1899
• Batrachoides pacifici
• Galeichthys simonsi Starks
• Rhamdia gilli
• Caulolatilus hubbsi Dooley
• Tachysurus equatorialis Starks
• Bagre panamensis
• Caulolatilus hubbsi Dooley
• Paralomys gerbillus 17 Aug 1899
• Molossus molossus molossus 3 Aug 1899
• Thomasomys baeops 12 Jan 1899
• Sciaena gilberti
• Molossus molossus molossus 23 Jul 1899
• Desmodus rotundus 19 Feb 1901
• Auliscomys pictus 29 Jul 1900
• Desmodus rotundus 17 Dec 1900
• Molossus molossus molossus 23 Jul 1899
• Eumops auripendulus auripendulus 10 Mar 1900
• Sigmodon peruanus 3 Nov 1898
• Paralomys gerbillus 16 Aug 1899
• Rhamdia gilli