1. Natural products of opisthobranch molluscs: a biological review;Avila;Annu. Rev. Oceanogr. Mar. Biol.,1995
2. A Devonian member of the subclass Heterostropha (Gastropoda) with valvatoid shell shape;Bandel;Neues Jb Geol. Paläontol. Monatsh.,2002
3. Batten, R.L., Stokes, W.L., 1986. Early Triassic gastropods from the Sinbad Member of the Moenkopi Formation, San Rafael Swell, Utah. American Museum Novitates, 2864, 33 p.
4. Mitochondrial genomes of Galathealinum, Helobdella, and Platynereis: Sequence and gene arrangement comparisons indicate that Pogonophora is not a phylum and Annelida and Arthropoda are not sister taxa;Boore;Mol. Biol. Evol.,2000
5. Sequencing and comparing whole mitochondrial genomes of animals;Boore;Meth. Enzymol.,2005