FIGURE 4. A in Volutidae (Mollusca: Gastropoda) of the Lakhra Formation (Earliest Eocene, Sindh, Pakistan): systematics, biostratigraphy and paleobiogeography

FIGURE 4. A. Lyria sp., CPAG.RAN.I.1, stn 5; B–H. Mitreola brohii sp. nov., B–C (holotype, CPAG.RAN.I.2, ventral (B) and dorsal (C) views, stn 4), D (paratype 1, CPAG RAN.I.3, ventral view, stn 4), E–F (paratype 2, CPAG.RAN.I.4, ventral (E) and dorsal (F) views, stn 4), G–H (paratype 3, CPAG.RAN.I.5, juvenile, ventral view (G) and enlarged view of the spire (H), stn 4); I–K. Lyriopsis cossmanni (Vredenburg, 1923), I–J (CPAG.RAN.I.6, ventral view (I) and enlarged view of the spire (J), stn 4), K (CPAG.RAN.I.7, ventral view, stn 4); L. Lyrischapa haimei (d'Archiac & Haime, 1853), CPAG.RAN.I.8, ventral view, stn 6; M–N. Lyrischapa sismondai (d'Archiac & Haime, 1853), M (CPAG.RAN.I.10, ventral view, stn 6), N (CPAG.RAN.I.9, dorsal view, stn 3). Scale bars: B–G, I, K–N = 10 mm; A, H, J = 5 mm.