Bibliography Record

x
D
 Hay, Oliver Perry (detail)
   
1923a
Characters of sundry fossil vertebrates.
Pan-American Geologist 39: 101-120. Figs. 4-5. Pls. 7-9. March 1923.
–In section III ("Desmostylus: its species and relationships"), criticizes Hannibal's erection of the species D. cymatias; proposes the names D. californicus and Cornwallius; refutes Abel's theory of multituberculate affinities for desmostylians; and proposes the suborders Desmostyliformes and Trichechiformes within the Sirenia (105-109).

Related Index Records (10)

Cornwallius Hay, 1923
  x D * 1923a Hay, O.P. (n.gen.; 106-107.)
Cornwallius sookensis (Cornwall, 1922) Hay, 1923
  x D * 1923a Hay, O.P. (n.comb.; 106.)
Desmostyliformes Hay, 1923
(suborder; = Desmostylia)
  x D * 1923a Hay, O.P. (new suborder; 109.)
Desmostylus Marsh, 1888
  x D 1923a Hay, O.P. (review; 105-109.)
Desmostylus californicus Hay, 1923
(= Desmostylus hesperus)
  x D * 1923a Hay, O.P. (n.sp.; 105-106.)
Desmostylus cymatias Hannibal, 1922
(= Desmostylus hesperus)
  x D * 1923a Hay, O.P. (validity questioned; 105-106.)
Desmostylus hesperus Marsh, 1888
  x D 1923a Hay, O.P. (comp. w/ other Desmostylus; 105-108.)
Desmostylus sookensis Cornwall, 1922
(= Cornwallius sookensis)
  x D * 1923a Hay, O.P. (referred to Cornwallius, n.gen.; 106-107.)
Phylogeny and Affinities of the Sirenia and/or Desmostylia
(SEE ALSO under species)
  x D 1923a Hay, O.P. (Desmostylus placed in separate suborder of sirs.; 107-109.)
Trichechiformes Hay, 1923
(suborder; = Sirenia)
  x * 1923a Hay, O.P. (new suborder; 109.)

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