Pseudochirus mongan De Vis, 1887

Parnaby, Harry E., Ingleby, Sandy & Divljan, Anja, 2017, Type Specimens of Non-fossil Mammals in the Australian Museum, Sydney, Records of the Australian Museum 69 (5), pp. 277-420 : 324

Pseudochirus mongan De Vis, 1887

Proc. Linn. Soc. N.S.W. (ser. 2) 1(4): 1130. (22 February 1887).

Common name. Herbert River Ring-tailed Possum.

Current name. Pseudochirulus herbertensis ( Collett, 1884) , following Jackson & Groves (2015).

Lectotype. M.1032, lectotype designation by McKay (1988b). Female adult, skull ( Fig. 22 ), study skin, exchanged from C. W. De Vis and registered on 15 January 1896 .

Condition. Cranium missing most of both alisphenoid bullae; missing posterior of palate; missing paroccipital processes, damage to posterior end of right zygomatic arch; a hole in anterolateral braincase wall on each side; right dentary missing tip of coronoid process, left dentary complete. Study skin complete and in reasonable condition.

Cranial measurements (mm). M.1032: GL, 67.35; ConL, 67.35; BasL, 64.31; NasL, 23.77* (nasal tips missing); NasB, 10.69; UC1–C1 (alv.), 12.38; DIL, 10.71; APV, 6.88; PPV, —; PAL, —; UPM (alv.), 3.13; UMR (alv.), 14.07; ZB, 38.91; POC, 8.81; BUL, —; MB, 31.56* (bone porous and eroded); DL (angl.), 46.65; DL (condyl.), 45.46; LPM (alv.), 3.08; LMR (alv.), 14.60. [* = estimated].

Type locality. Herbert Gorge near Herberton, Qld, Australia .

Paralectotype. M.1031, by subsequent determination. Male, skull, study skin, locality and registration details as per M.1032 and cited in the register as “co-type” .

Comments. De Vis does not indicate the number of specimens in the type series, which included skins of both sex, and at least one skull. Two paralectotypes are in the QM.

Figures

Figure 22. AM M.1032, lectotype skull of Pseudochirus mongan De Vis, 1887. (Photography by Sally Cowan).