International Commission on Zoological Nomenclature:
OPINIONS and DIRECTIONS
Ry
Rychium Billberg 1820, Enum. Ins.: 109 (an incorrect subsequent spelling for Rhynchium Spinola 1806). Opinion 747
ryeii Douglas & Scott 1865 [originally in Drymus sylvaticus], The British Hemiptera, vol. 1 Hemiptera, Heteroptera, p. 197, ruled under the plenary power to be defined by the lectotype designated by Jessop 1984, Bulletin of Zoological Nomenclature, 41: 263 (Insecta, Heteroptera). Opinion 1411
Rygchium Spinola 1806, Ins. Ligur., 1: 84 (ruled under the plenary power to be an incorrect original spelling for Rhynchium Spinola 1806). Opinion 747
Rynchium Sturm 1829, Verz. Ins. Nuernberg: 12 (an unjustified emendation of Rygchium Spinola 1806). Opinion 747
RYNCHOCINETIDAE Gurney 1939, Bibl. Larvae Decapod Crust.: 72 (type genus: Rhynchocinetes Milne Edwards 1837) (an incorrect subsequent spelling for RHYNCHOCINETIDAE Ortmann 1890). Opinion 470
Ryncolithus Bertrand 1763, Dict. Univ. Foss. Propres Foss. Accid., 2: 157 (included in a work rejected for nomenclatural purposes). Opinion 592
Ryparocoris Schummel [1827], Uebers. Arb. Veränd. schles. Ges. vaterland. Cultur, Breslau, 1826: 22 (a junior objective synonym of Reduvius Fabricius 1775). Direction 63
Ryzophagus Herbst 1793, Natursystem aller bekannten in- und ausländischen Insekten. Der Käfer, part 5, p. 18, ruled under the plenary power to be an incorrect original spelling of Rhizophagus (Insecta, Coleoptera). Opinion 1810