Stroboceras

Stroboceras
Stroboceras sp. from Timimoun, specimen MB.C.30460 (Korn et al. 2002 Coll.). A. Ventral and lateral views. B. Whorl profile. C. Suture line, at ww = 14.3 mm, wh = 10.3 mm. Scale bar units = 1 mm
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Cephalopoda
Subclass:	Nautiloidea
Order:	Nautilida
Family:	†Trigonoceratidae
Genus:	†Stroboceras Hyatt, 1884

Stroboceras is an extinct genus of nautiloids named by Hyatt in 1884 that's included in the nautilid family Trigonoceratidae; the group that have rise to the Nautilidae which includes the living Nautilus.

Stroboceras is characterized by a loosely coiled evolute shell bearing prominent longitudinal ridges and grooves; with a variable cross section, generally higher than wide, flanks convergent on the venter, and a subcentral siphuncle.

References

• Barnard Kummel, 1957. Nautiloidea-Nautilida. Treatise on Invertebrate Paleontology, Part K. Geol. Soc. of America and Univ. Kansas Press.
• Sepkoski's cephalopd genera