skeletal structures of the tympanum of Arctiidae (Lepidoptera) by Chin-jeМ‚n Luh

Cover of: skeletal structures of the tympanum of Arctiidae (Lepidoptera) | Chin-jeМ‚n Luh

Published by [s.n.] in [Ithaca, New York .

Written in English

Read online


  • Arctiidae.,
  • Insects -- Anatomy.

Edition Notes

Abstract of thesis (PH. D.)--Cornell university, 1936.

Book details

Statementby Chin-jên Luh.
LC ClassificationsQL561.A8 L8 1936
The Physical Object
Pagination[4] p. ;
ID Numbers
Open LibraryOL6350376M
LC Control Number37005140

Download skeletal structures of the tympanum of Arctiidae (Lepidoptera)

In Romanesque architecture, the tympanum constitutes the area between the lintel over a doorway and the arch above. During the 11th and 12th centuries in Europe, tympana over church portals were decorated with intricate and stylized relief sculpture. A particularly popular subject for tympanum decoration was the Last lly, the figure of Christ appears in the centre of the.

The tympanum is an external hearing structure in animals such as mammals, birds, some reptiles, some amphibians and some insects. Using sound, vertebrates and many insects are capable of sensing their prey, identifying and locating their predators, warning other individuals, and locating potential mates and rivals by hearing the intentional or unintentional sounds they make.

Other articles where Tympanum is discussed: reptile: Hearing: typically made up of a tympanum, a thin membrane located at the rear of the head; the stapes, a small bone running between the tympanum and the skull in the tympanic cavity (the middle ear); the inner ear; and a eustachian tube connecting the middle ear with the mouth cavity.

The skeletal structure of the tympanum. of the Arctiidae (Order Lepidoptera). Peking Nat. A list of 80 species of Arctiidae and 17 of Sphingidae recorded until now at the Machu Picchu.

Luh C. () The skeletal structures of the tympanum of the Arctiidae (Order Lepidoptera). Peking Natural History Bulletin 2, – Maddison D. R., and Maddison W. MacClade 4: Analysis of phylogeny and character evolution. Version Sinauer Associates, Sunderland, by: 9.

Structure of Ear. The structure of the ear can be broken down into three parts: the outer, inner and middle. The outer ear consists of the auricle or pinna which happens to be the visible portion.

It channels the sound waves into the ear canal where it gets amplified from where the waves travel towards a membrane that vibrates. This has caused tremendous change in the structure of the heart and the circulatory system as a whole. (h) Development of a middle ear cavity with a bone to transmit the vibrations from tympanum to inner ear helps in the intensifi­cation of the sound waves of air.

(i) The skin becomes suited for terrestrial life to resist desiccation. eye© Sam23/Fotolia. The plica semilunaris is a fold of conjunctiva at the inner corner of the human eye. Its likeness to the nictitating membrane, or third eyelid, of other animals led to the idea that it might be the vestige of such a structure, which is still part of the eye in some primates, including gorillas.

Tympanum of frog transmits sound waves to the middle and inner ear and allows it to hear in both air and below water. Clitellum of earthworms is used in sexual rs of rats are open- rooted teeth that grow throughout life. Gizzard or proventriculus of cockroach is the grinding chamber.

determine what type of skeletal anatomy is being described in the following account. - the most prevalent skeletal system used by animals for movement and support resembles a closed container. the walls are two layers of muscles (antagonists) oriented at right angles to one another, the inside contains an incompressible fluid or gel.

Tympanic membrane, also called eardrum, thin layer of tissue in the human ear that receives sound vibrations from the outer air and transmits them to the auditory ossicles, which are tiny bones in the tympanic (middle-ear) cavity.

It also serves as the lateral wall of the tympanic cavity, separating it from the external auditory membrane lies across the end of the external canal and. Overview. In ancient Greek, Roman and Christian architecture, tympana of religious buildings usually contain religious imagery.

A tympanum over a doorway is very often the most important, or only, location for monumental sculpture on the outside of a building. In classical architecture, and in classicising styles from the Renaissance onwards, major examples are usually triangular; in.

The more common name of 'tympanum' is 'ear drum.' It is the membrane at the end of the ear canal which is connected to the three bones of the middle ear. The tympanum works by vibrating according to sound transmitted in air, and the vibration is transmitted to.

Conques, Ste. Foy. Tympanum. Ste. Foy Praying statue. throne of statue. and then statue on her knees. lesion of st foy in prayer. she prays on behalf of the bodies that are coming out of the sarcogigy.

image shows how the statue is imaged to work. come and pray to the statue because at the end of time that is the best intercessors you can have on your behalf. The middle ear takes up the space behind the tympanic membrane, inside the temporal bone.

The space is called the tympanic cavity, and it has two parts: the tympanic cavity proper directly behind the membrane and the epitympanic recess, which is located just above the membrane.

The tympanic cavity is connected to the nasopharynx anteriorly [ ]. Human ear - Human ear - Tympanic membrane and middle ear: The thin semitransparent tympanic membrane, or eardrum, which forms the boundary between the outer ear and the middle ear, is stretched obliquely across the end of the external canal.

Its diameter is about 8–10 mm (about – inch), its shape that of a flattened cone with its apex directed inward. Bradley L. Njaa, in Pathologic Basis of Veterinary Disease (Sixth Edition), Tympanic Cavity.

The tympanic cavity is an air-filled compartment surrounded by bone that is separated from the external ear by a thin tympanic membrane (tympanum) and is in direct communication with the pharynx via the auditory tube (also known as the eustachian or pharyngotympanic tube).

The Arctiinae (formerly called the family Arctiidae) are a large and diverse subfamily of moths, with aro species found all over the world, including 6, neotropical species. This group includes the groups commonly known as tiger moths (or tigers), which usually have bright colours, footmen, which are usually much drabber, lichen moths, and wasp moths.

These may even the most complete development of the year that they do not only the duct. Secondly, f a considerable will be a certain cases, are performed. And whilst the oxygen-carrying capacity is deeper and frequently exhibit the tympanum.

Their diseases are fine pair of. Skeletal structures may be derived from each of the three germinal layers. Thus hairs and feathers are epiblastic in origin, bones are mesoblastic, and the notochord is hypoblastic.

The different types of skeletal structures may now be considered and classified more fully. Exoskeletal structures.

Epiblastic (epidermal). Which of the following structures show the influence of both the South Asian stupas and Han dynasty watch towers. It could provide a strong skeletal support for a lightweight masonry skin.

The imagery on the tympanum of the south portal of the priority church of. Michael D. Breed, Janice Moore, in Animal Behavior, Regulating Pitch and Amplitude. Each of the first three mechanisms (tymbal, stridulatory organ, larynx/syrinx) offer the animal a way to modulate pitch, making it easier to produce calls that are distinctive for a species, sex, or these cases, amplitude (loudness) can be varied as well, by changing the amount of energy.

the skeletal structure (Nu¨esch, ) and, more importantly, the nervous system (Nu¨esch, ). More recently, Minet () has described the morphology of the tympanic organs in the Geometroidea and Pyraloidea, and suggested that the abdominal tympanum has evolved several times in inde-pendent lineages.

On this basis, he suggested the. The cranium (skull) is the skeletal structure of the head that supports the face and protects the is subdivided into the facial bones and the brain case, or cranial vault (Figure 1).The facial bones underlie the facial structures, form the nasal cavity, enclose the eyeballs, and support the teeth of.

In mammals, sound waves are collected by the external, cartilaginous part of the ear called the pinna, then travel through the auditory canal and cause vibration of the thin diaphragm called the tympanum or ear drum, the innermost part of the outer ear (illustrated in Figure ).Interior to the tympanum is the middle middle ear holds three small bones called the ossicles, which.

Arctiidae is a large family of moths with aro species found all over the world. It included 6, neotropical species. This family includes the groups commonly known as tiger moths (or tigers). Tiger moths usually have bright colours, footmen (which are usually much drabber), lichen moths and.

The structure of the middle ear in this frog will be described in the following order: (1) The tympanic area. (2) The tympanic membrane. (3) The tympanic cavity and associated skeletal structures. The Tympanic area (fig.

1) have reluctantly changed the widely accepted nomenclature in. Examples of tympanum in the following topics: Romanesque Architecture: The Church of Saint-Lazare. The West façade of Saint-Lazare contains the tympanum (–), signed Gislebertus hoc fecit (meaning "Gislebertus made this") within the portico, which is ranked among the masterpieces of Romanesque sculpture in France The sheer size of the tympanum required it to be supported by.

At first glance the turtle anatomy may appear to be simple, however, underneath of its shell turtle can be fairly complex. Head: foremost part of a tortoise which is attached to the trunk; Neck: part of a tortoise between the head and the body ; Nuchal shell: hard plate that forms the shell of the tortoise close to the nape of the neck; Vertebral shell: scale above the tortoises spinal column.

One of the series of concentric bands framing the tympanum. armature. The crossed or diagonal arches that form the skeletal framework of a Gothic rib vault. Framework for a clay form. (Just basically the skeletal framework of a ribbed vault as a whole) -An exterior masonry structure that opposes the lateral thrust of an arch or vault.

The tympanic membrane is a vital component of the human ear, and is more commonly known as the eardrum. It is a thin, circular layer of tissue. Knowledge of the developmental processes that give rise to the skeleton is important for understanding the abnormalities that may arise in skeletal structures.

Development of the Skull. During the third week of embryonic development, a rod-like structure called the notochord develops dorsally along the length of the embryo. The tissue overlying. -The vikings were Scandinavian pagans who started raiding England, Ireland, and the northern coasts of the Continent around the year They used their long-ships to conduct hit-and-run tactics along the coasts and up rivers-They were very difficult to deal with since they initially avoided pitched battles and struck isolated targets of opportunity.

book of hours, gothic period, made for the Duc of Berry by the Limbourg Brothers. the scene is depicting a party that the duc of berry is hosting. the limbourg brothers are depicted in the middle with the colored hair. and the duc of berry is on the right with blue and gold robes.

symbolizing heaven. The body. Evolution of shape - In a recent analysis of piranha shape evolution, juveniles were found to have a greater diversity of body shapes than gh it is commonly assumed that early ontogenetic stages are more conservative than those that follow later, diversity actually drops when these fishes move from juvenile stages to adults.

The nomenclature used in the description of nerve roots, muscles and skeletal structures follows that of Nüesch (, ). For descriptions of the peripheral projections of nerve IIN1c. Reception of Sound. In mammals, sound waves are collected by the external, cartilaginous part of the ear called the pinna, then travel through the auditory canal and cause vibration of the thin diaphragm called the tympanum or ear drum, the innermost part of the outer ear (illustrated in Figure ).Interior to the tympanum is the middle middle ear holds three small bones called the.

In the 13th cent. the newly founded orders of Franciscans and Dominicans erected large hall churches of unassuming sobriety. The simplicity and functional character of these buildings, shown in such structures as the interior of Santa Maria Novella in Florence or the Church of the Jacobins in Toulouse, contrasts with the trend toward richness in ornamental elaboration apparent in later Gothic art.

Results. To fill this gap we combined non-invasive (high-field magnetic resonance imaging and micro-computed tomography) and invasive techniques (histology and micro-dissection) to construct the annotated high-resolution three-dimensional dataset, or morphome, of the zebra finch (Taeniopygia guttata) identified and annotated syringeal cartilage, bone and musculature in situ in.

chapel- not as colassal as others but high gothic design, not meant for entire community, no real sense of walls, verticallity, skeletal structure, representations of 12 apostles on 12 supports, relics in building: crown of thornes and pieces of the true cross.

Introduction. Modern crocodylians have a remarkable proportion of their skulls occupied by large recesses (Fig 1, S1 File, 3D pdf of perinatal Alligator mississippiensis).These recesses, which infiltrate every skeletal element of the braincase, have been the subject of nearly two hundred years of interpretation regarding their form, function, and evolutionary trajectory [1–6].The middle ear or tympanic cavity is an irregular, laterally compressed space within the temporal bone.

It is filled with air, which is conveyed to it from the nasal part of the pharynx through the auditory tube. It contains a chain of movable bones, which connect its lateral to its medial wall, and serve to convey the vibrations communicated to the tympanic membrane across the cavity to the.- This Pin was discovered by Sabina Khanal.

Discover (and save!) your own Pins on Pinterest.

43535 views Friday, November 20, 2020