biology

Neoaganides

Neoaganides is a biology topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Neoaganides rather than just read about it. In short: Neoaganides is a small, 1–2 cm diameter subdiscoidal to subglobular goniatitid belonging to the family Pseudohaloritidae that lived from the Late Pennsylvanian to the Late Permian, existing for some 56 million years. The shell of Neoaganides has a well-developed hyponomic sinus and shallow lateral reentrents at the aperture outlined by growth lines.

Key takeaways

Neoaganides belongs to biology; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect Neoaganides to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of Neoaganides from memory before moving on to harder problems.

Reference excerpt

Neoaganides is a small, 1–2 cm diameter subdiscoidal to subglobular goniatitid belonging to the family Pseudohaloritidae that lived from the Late Pennsylvanian to the Late Permian, existing for some 56 million years. The shell of Neoaganides has a well-developed hyponomic sinus and shallow lateral reentrents at the aperture outlined by growth lines. Otherwise sculpture is lacking. The mature peristome rimming the aperture is simple and unconstricted, without pronounced lappets. The siphuncle is subcentral, ventral of the dorsal septal flexture. The suture is simple, goniatitic, with essentially symmetrical, undivided lobes. The ventral lobe is moderately wide, lanceolate or linguate, tongue-shaped; the dorsal lobe deep and narrow. The lateral and umbilical lobes (2 pairs) are broad, the internal lobes narrow and close to the dorsal. Neoaganitdes is included in the subfamily Shouchangoceratinae, which are pseuohalorids characterized by rounded or attenuate "goniatitic" sutures, and most likely gave rise to the other, more prominently sculptured genera in the same subfamily.

References

Frest, T.J, B.F Glenister and W.M Furnish; 1981. Pennsylvanian-Permian Cheiloceratacean Ammonoid Families Maximitidae and Pseudohaloritidae. Memoir 11, the Paleontological Society; Jour Paleo V 55, May 1981, supplement. Miller, A.K. and W.M Furnish, 1957. Permian Ammonoids from Southern Arabia. Journal of Paleontology V.31, no. 6, p 1043 _, Nov 1957.

External links Neoaganides in Paleobiology db [1] Neoaganides in GONIAT online [2]

Worked examples

Example 1 — a first encounter with Neoaganides

Start with the simplest possible case. Write down what Neoaganides claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In biology, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Neoaganides before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Neoaganides ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Neoaganides

In research: Neoaganides appears in biology research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry: Engineering practice reuses Neoaganides in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom: Neoaganides is common in secondary-school and first-year university syllabi. It links to neighbouring topics Fossils of Iran, Goniatitida genera, Goniatitida stubs, so understanding it makes those chapters shorter.
In everyday life: Look for Neoaganides outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

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How to study Neoaganides in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Neoaganides means in your own words.
Compare your version with the excerpt and mark what you missed.
Work through the three examples above with pen and paper.
Explain Neoaganides out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Neoaganides in simple terms?

Why does Neoaganides matter?

Because it connects several biology ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Neoaganides?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Neoaganides.