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Instar

Instar

An insect or other arthropod that is between molts (molting is shedding its outer shell, or exoskeleton).


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Help ID'ing tick-like insect

First and second instar ticks are very small. The good news is that they haven't had much chance to pick up disease organisms from hosts to pass on, especially if they've hatched in the house.

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by Darby
Tue Aug 09, 2011 2:08 am
 
Forum: Zoology Discussion
Topic: Help ID'ing tick-like insect
Replies: 5
Views: 19827

What is this bug?

It does look like a cockroach nymph, maybe third instar at that size.

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by Darby
Tue Sep 15, 2009 2:03 pm
 
Forum: Zoology Discussion
Topic: What is this bug?
Replies: 4
Views: 4347

The Fiber Disease

... lasts between two and three weeks and there are four juvenile stages (three nymphs and a pupa from which the adult emerges). Only the first instar is mobile but it moves only a short distance from its egg. Therefore, older instars tend to occur on older leaves with eggs on new leaves. A ...

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by London
Thu Nov 16, 2006 11:59 pm
 
Forum: Human Biology
Topic: The Fiber Disease
Replies: 7403
Views: 5562336

The Fiber Disease

... oil field worker in Texas ....... When he rubbed this lesion, a white worm (about 1 cm long) emerged (Figure 1). This larva was H lineatum, second instar stage. , a second larva exited from a skin lesion on the patient’s back. " ~Mayo Clinic Proceedings Edited in case I violate copy rules ...

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by Linn
Thu Jul 06, 2006 1:00 pm
 
Forum: Human Biology
Topic: The Fiber Disease
Replies: 7403
Views: 5562336

The Fiber Disease

... algae and plankton. Eggs are laid singly or in clumps, in crevices or pockets of the substrate. Collembolans generally pass through five or six instars before they are sexually mature. Instars one through four are usually considered to be the immature stages. There is no metamorphosis (ametabolous) ...

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by Doc44
Mon Jun 19, 2006 4:12 pm
 
Forum: Human Biology
Topic: The Fiber Disease
Replies: 7403
Views: 5562336
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