Ptychotrema Peters, 1855
The valid name for Ptychotrema Peters, 1855 is Rhysida Wood, 1862
Ptychotrema Peters, 1855
Original description: Peters W. (1855). Über die Myriapoden im allgemeinen und insbesondere über die in Mossambique beobachteten Arten dieser Familie - Monatsberichte der Königlichen Preussischen Akademie der Wissenschaften zu Berlin, 14: 75-85, see p. 2.
Order: Scolopendromorpha
Family: Scolopendridae
Original rank: genus
Type species: Branchiostoma lithobioides Newport, 1845 - by subsequent designation
Fixed by: Kraepelin K. (1903). Revision der Scolopendriden - Jahrbuch der Hamburgischen Wissenschaftlichen Anstalten , (2)20: 1-276, see p. 230.
Synonymy: Kraepelin K. (1903). Revision der Scolopendriden - Jahrbuch der Hamburgischen Wissenschaftlichen Anstalten , (2)20: 1-276, see p. 139.
Notes: Introduced as a substitute name for Branchiostoma Newport, 1845. Junior homonym of Ptychotrema Moerch, 1852 (Mollusca). In designating the type species for Rhysida Wood, 1862, Pocock (1891 Ann. Mag. Nat. Hist, 7: 230) implicitly designated the type species for Ptychotrema according to article 67.8 of ICZN