10 ENGLISH BOOKS RELATING TO «GNATHAL»
Discover the use of
gnathal in the following bibliographical selection. Books relating to
gnathal and brief extracts from same to provide context of its use in English literature.
1
A Dictionary of Entomology
GNATHAL Adj. (Greek, gnathos I jaw + Latin, -alis I pertaining to.) Pertaining to '
jaws' or feeding appendages including Mandibles and Maxillae. GNATHAL
REGION First of 3 anatomical regions into which embryonic trunk segments
become ...
2
The Conard Fissure: A Pleistocene Bone Deposit in Northern ...
The two circular marks, probably, were made by the infero-gnathal “teeth” which
were thrust deep into the bone. They are farther apart from each other than the
long scars, because the inferognathals, as was explained above, open up
laterally ...
Barnum Brown, James Howard MacGregor, Joel Asaph Allen, 1909
3
Studies on the Arthrodira
The beveled edge of the infero-gnathal becomes convex instead of plane or
slightly concave. 2. The second infero-gnathal cusp digs a deep excavation in the
cutting edge of the postero-supero-gnathal not found in the original. 3. The
limiting ...
4
The Structure of Evolutionary Theory
In most arthropods, the gnathal appendages (maxillae) are specialized for
feeding, and the larger thoracic appendages for locomotion. But in numerous and
phyletically varied crustacean taxa, appendages of the anterior thoracic
segments ...
5
Cell U.R. Tales from the Script
Her eyes stared at me, as if she looked at a new and changed Gnathal, and it
frightened her like a midnight road at high speed and seeing an oversize load
rush toward you with lights off. She doubts me, I thought. What a lack of
confidence ...
6
Evolution of the Insects
gnathal pouch on the head capsule. More primitive lineages (e.g., Symphyla,
Diplopoda) as well as other hexapods all have ectognathous mouthparts.
Entognathy is also unique in that during embryogenesis lateral folds of the head (
called ...
David Grimaldi, Michael S. Engel, 2005
7
Vol 2: Morphology, Physiology, and Development
... h Germ rudiment becomes gourd groove shaped embryo; appearance of 5 29
—35 h Segmentation of gnathal and tho- primitive groove racic region;
appearance 0f1abral 7 13— 15 h Formation of shoehorn-shaped and antennary
rudiments; ...
8
Insect Development: Morphogenesis, Molting and Metamorphosis
When embryos lack disco and disco-r, they do not respond to ectopic activation of
these HOM-C genes, neither by activating gnathal HOM-C target genes nor by
producing ectopic mouthpart structures, as do embryos expressing Disco (either
...
Lawrence I. Gilbert, 2009
9
Treatise on Zoology - Anatomy, Taxonomy, Biology. The Myriapoda
On the ventral or epipharyngeal surface, a pair of furrows functions as guiding
structures for the movements of the mandibles, by interacting with a knob-like
protrusion of the dorsal surface of the mandibular gnathal lobes (Manton, 1964; ...
10
A Dictionary for Invertebrate Zoology:
gnathal lobe 1. (ARTHRO: Crustacea) The masticatory endite of the mandible;
the masticatory process. 2. (ARTHRO: Diplo- poda) The third or most distal part of
the mandible; bear- ing the teeth and grinding surfaces. gnathal pouch (ARTHRO
: ...
2 NEWS ITEMS WHICH INCLUDE THE TERM «GNATHAL»
Find out what the national and international press are talking about and how the term
gnathal is used in the context of the following news items.
Palaeontology: A jaw-dropping fossil fish
Absent are gnathal plates — simple jawbones characteristic of placoderms. Instead, the mouth is rimmed with bones that integrate with the ... «Nature.com, Sep 13»
Study in Nature Finds Teeth Evolved More or Less Simultaneously …
The gnathal ossification is a composite of distinct teeth that developed in succession, polarized along three distinct vectors, comparable to tooth ... «Discovery Institute, Oct 12»
