subspeciationn.

1826 S. T. Coleridge Notebks. (2002) IV. 5446 Again in Chemistry [we have] the subspeciation of the..Synthesis into..1.Water. 2. Salt. 3. Oil or Alcohol.

1919 Wilson Bull. 31 102 (title of poem) The art of subspeciation.

1931 Condor 33 89 This difficulty..extends far and wide among ornithologists who do not happen to be specialists in subspeciation.

1960 Cornell Veterinarian 50 185 We see no difficulties in accepting H. placei as a valid taxon. Its ultimate level as species or subspecies will depend upon further elucidation of H. longistipes and the future of subspeciation or other division of H. contortus.

2001 Philos. Trans. (Royal Soc.) B. 356 948/2 Classical subspeciation based on morphology may not tally precisely with DNA sequence relationships.

1921 Amer. Naturalist 61 35 We now welcome Osgood's observations as the most convincing demonstration of the principle of continuity thus far afforded in zoological series, namely, continuity in subspeciation, which gives convincing proof of continuity in speciation.

1942 E. Mayr Systematics & Origin of Species vii. 169 Subspeciation, that is geographic variation, has actually brought about the formation of unquestionably new species of birds.

1978 Nature 22 June 603/1 Four species [of Plasmodium]..are stipulated, three of which exhibit subspeciation.

2003 R. Sukumar Living Elephants i. 46 The development of new techniques in molecular biology now offers the possibility of offering greater clarity to the issue of speciation or subspeciation in terms of the underlying genetics.