Bibliography Record

x
 
Sickenberg, Otto (detail)
   
1931
Morphologie und Stammesgeschichte der Sirenen.... I. Die Einflüsse des Wasserlebens auf die innere Sekretion und Formgestaltung der Sirenen.
Palaeobiologica (Wien) 4(6/7): 405-444.
–Presents anatomical, ontogenetic, and phylogenetic evidence that neoteny, arising from dysfunction of the thyroid and/or pituitary glands as a result of chronic oxygen deficiency and high iodine content of food, is a pervasive feature of sir. development and evolution.

Related Index Records (28)

Brain and Nervous System
(SEE ALSO: Sense Organs)
  x 1931 Sickenberg, O. (DD; neoteny; 430-431.)

Embryology and Ontogeny
(SEE ALSO: Age Determination; Growth Rates; Teratology)
  x * 1931 Sickenberg, O. (retardation of ossification & suture closure, etc.; 412-417, 428-431.)

Endocrinology
  x * 1931 Sickenberg, O. (effects of thyroid & hypophysis on ossification & growth; 417-442.)

Eotherium abeli Sickenberg, 1934
(= Eosiren abeli)
  x 1931 Sickenberg, O. ("E[otherium]. (Eosiren) abeli", nomen nudum; pachyostosis & osteosclerosis; 409, 414.)

Eotherium aegyptiacum Owen, 1875
(= Eotheroides aegyptiacum)
  x 1931 Sickenberg, O. (pachyostosis & osteosclerosis; 409, 411, 414.)

Eotherium libycum (Andrews, 1902) Sickenberg, 1934
(= Eosiren libyca)
  x 1931 Sickenberg, O. (pachyostosis & osteosclerosis, 408-409, 411, 414; tooth replacement, 429.)

Eotherium stromeri Sickenberg, 1934
(= Eosiren stromeri)
  x 1931 Sickenberg, O. (nomen nudum; pachyostosis & osteosclerosis; 409, 414.)

Felsinotherium Capellini, 1872
(= Metaxytherium)
  x 1931 Sickenberg, O. (pachyostosis & osteosclerosis; 409, 415.)

Felsinotherium forestii Capellini, 1872
(= Metaxytherium subapenninum)
  x 1931 Sickenberg, O. (suppression of replacement premolars; 429.)

Halicore dugong (Gmelin, 1788) Illiger, 1811
(= Dugong dugon)
  x 1931 Sickenberg, O. (pachyostosis, osteosclerosis, 410-413, 415, 427; tooth replacement, 429; neoteny of brain & genitalia, 430-431.)

Halitherium schinzii (Kaup, 1838) Kaup, 1855
  x 1931 Sickenberg, O. (pachyostosis, osteosclerosis, 409-415, 427; tooth replacement, 429.)

Histology
(SEE ALSO: Skeleton; other organ systems)
  x 1931 Sickenberg, O. (osteosclerosis; 407-412, 416, 434-435.)

Manatus senegalensis Desmarest, 1817
(homonym of Trichechus senegalensis Link, 1795)
  x 1931 Sickenberg, O. (pachyostosis & osteosclerosis; 410, 412-413, 415.)

Metaxytherium cuvierii (de Christol, 1832) de Christol in de Blainville, 1844
(= Metaxytherium medium)
  x 1931 Sickenberg, O. (pachyostosis & osteosclerosis; 409, 414.)

Metaxytherium krahuletzi Depéret, 1895
  x 1931 Sickenberg, O. (pachyostosis & osteosclerosis, 409, 414; not a syn. of M. studeri, 428.)

Metaxytherium petersi Abel, 1904
(= Thalattosiren petersi)
  x 1931 Sickenberg, O. (pachyostosis & osteosclerosis; 409, 414.)

Metaxytherium studeri (von Meyer, 1838) Depéret, 1895
(= Metaxytherium krahuletzi)
  x 1931 Sickenberg, O. (suppression of replacement premolars; distinctness from M. krahuletzi; 428.)

Miosiren kocki Dollo, 1889
  x 1931 Sickenberg, O. (pachyostosis & osteosclerosis; 410-411, 415-416, 435.)

Prorastomus sirenoides Owen, 1855
  x 1931 Sickenberg, O. (pachyostosis & osteosclerosis; 409, 411.)

Protosiren fraasi Abel, 1907
  x 1931 Sickenberg, O. (pachyostosis & osteosclerosis, 409, 411, 414, 416; tooth replacement, 429; respiratory adaptations, 438.)

Prototherium veronense (de Zigno, 1875) de Zigno, 1887
  x 1931 Sickenberg, O. (pachyostosis & osteosclerosis, 409, 411, 414; tooth replacement, 429.)

Respiration and Diving
(SEE ALSO: Locomotion)
  x 1931 Sickenberg, O. (effects on endocrine function; 433-439.)

Respiratory System
  x 1931 Sickenberg, O. (adaptations of thorax & lungs; 438-439.)

Rytina stelleri (Retzius, 1794) Desmarest, 1819
(= Hydrodamalis gigas)
  x 1931 Sickenberg, O. ("Rhytina"; pachyostosis & osteosclerosis, 410-411, 415; loss of teeth, 429.)

Rytiodus capgrandi Lartet, 1866
  x 1931 Sickenberg, O. ("Rhytiodus"; pachyostosis & osteosclerosis; 409.)

Skeleton
(SEE ALSO: Age Determination; Embryology and Ontogeny; Histology; Myology; Sense Organs; Tooth Replacement; and under species)
  x 1931 Sickenberg, O. (pachyostosis & osteosclerosis, 407-412; epiphyseal fusion, 412-417; other changes, 427-431.)

Tooth Replacement
  x 1931 Sickenberg, O. (suppression of premolars; 428-431.)

Urogenital System
(SEE ALSO: Excretion and Defecation)
  x 1931 Sickenberg, O. (DD; neoteny of male genitalia; 431.)


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