A–C, G, H. Hildoglochiceras kobelliforme (Bonarelli, 1894) (m); A. KSKV2019Jara/3, inner cast, right side view of abraded, moderately evolute (U ≈ H) adult specimen with clear final uncoiling. Specimen without remains of epigenized shell and showing recrystallized phragmocone with last two suture lines slightly approached. Body-chamber 180° with sandy infilling including coarse to very coarse grains. Fading of lateral groove due to abrasion. B, C. KSKV2019Jara/8; B. Inner cast, left-side view of a part of body chamber showing moderately deep lateral groove; C. Oval whorl section with narrow venter and a wide, moderately deep lateral groove; G. KSKV2019Jara/9, internal cast with remains of epigenized shell, right-side view of comparatively evolute (U ≈ H), small specimen showing comparatively long body-chamber (>180°) with wide, moderately deep lateral groove unidentifiable on the phragmocone. Note remains of epigenized shell in the anterior body chamber, probable partial preservation of peristome with basal part of broken lappet, and sandy infilling. right side view; H. KSKV2019Jara/4, internal cast, right side view of a part of body chamber (U ≈ H) showing shallow to moderately deep wide lateral groove; D–F, I. Hildoglochiceras kobelli (Oppel, 1863b) (M); D–E. KSKV2019Jara/11, internal cast; D. Apertural view; E. Anterior and left-side views of fragmented, comparatively involute specimen (U<