Rhombichthys intoccabilis is an extinct clupeomorph described from the town of Ein Yabrud, in the West Bank. It lived during the Cenomanian age of the Late Cretaceous epoch.[1]

Rhombichthys
Temporal range: Cenomanian
Artist's reconstruction
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Superorder: Clupeomorpha
Order: Ellimmichthyiformes
Family: Paraclupeidae
Subfamily: Paraclupeinae
Genus: Rhombichthys
Khalloufi et al., 2010
Species:
R. intoccabilis
Binomial name
Rhombichthys intoccabilis
Khalloufi et al., 2010

The adults of R. intoccabilis had a very deep, scute-covered belly. In conjunction with the high, triangular dorsal fin, the belly gives the fish a rhombus-shaped body profile, hence the generic name. The juveniles, in contrast, had a far shallower belly, having a rounded profile.

References edit

  1. ^ Bouziane Khalloufi, René Zaragüeta-Bagils & Hervé Lelièvre (2010). "Rhombichthys intoccabilis, gen. et sp. nov. (Ellimmichthyiformes, Clupeomorpha, Teleostei), from the Cenomanian (Upper Cretaceous) of Ein Yabrud, Middle East: anatomial descriptions and phylogenetic implications". Journal of Vertebrate Paleontology. 30 (1): 57–67. Bibcode:2010JVPal..30...57K. doi:10.1080/02724630903409089. S2CID 86625975.