Human head and neck Pigment spot ocellus

Caption (Source: Biodiversity Institute of Ontario)Caption (Source: Biodiversity Institute of Ontario)
Nematodes are nonsegmented roundworms that are abundant in freshwater lakes. Nematodes often comprise 15% of the total biomass on lake bottoms. This reflects the incredible abundance of these organisms. Pigment spot ocellus
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Introduction How an Animal Senses Its EnvironmentIntroduction How an Animal Senses Its Environment
Extracellular fluid allows internal cells to communicate with the external environment; membranes allow exchange between extracellular and intracellular fluids. Pigment spot ocellus
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Platyhelminthes –Part 1-Freeliving formsPlatyhelminthes –Part 1-Freeliving forms
Light-sensitive pigment-cup ocelli occur in various positions on the body. Flatworms are complex animals with elaborate hermaphroditic reproductive systems. Fertilization is internal with copulation. Most are hermaphroditic. Pigment spot ocellus
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Report of Harold L. Eddleman New Mutants all occurred in x-irradiatedReport of Harold L. Eddleman New Mutants all occurred in x-irradiated
New Mutants (all occurred in x-irradiated Tribolium castaneum Purdue Foundation +/+ type). Pigment spot ocellus
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Introduction to PlanariaIntroduction to Planaria
Flatworms have three tissue layers, ectoderm, mesoderm, and endoderm. These tissues are organized into organs and organ systems. Thus, flatworms are the simplest animals with mesodermic layers and organ-system levels of organization. Pigment spot ocellus
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Rotifera (Rotifers, Wheel Animalcules)Rotifera (Rotifers, Wheel Animalcules)
The rotifers are aquatic, microscopic Aschelminthes with an anterior ciliary organ (corona) or funnel. They have a pharynx equipped with internal jaws and 1 pair of flame-bulb protonephridia. There are about 1500 known species. Pigment spot ocellus
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Supplemental figure legendsSupplemental figure legends
Supplementary Figure 1: Expanded Nematode Phylogeny. The phylogenetic tree of 550 nematodes was built from nematode ssu rrna genes in Genbank at least 1250 bases in length; sequences of poor quality. Pigment spot ocellus
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Online Supplementary Material Characters selectedOnline Supplementary Material Characters selected
Daley et al. 2009: character 17). In Opabinia, the frontal appendage structure is considered to be a pair of appendages that have fused and been displaced to the end of the proboscis (Budd 1996). Pigment spot ocellus
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An Identification Key to Antarctic Fish leeches (Hirudinea: Piscicolidae) A. Yu. UtevskyAn Identification Key to Antarctic Fish leeches (Hirudinea: Piscicolidae) A. Yu. Utevsky
A. Utevsky: An Identification Key to Antarctic Fish leeches. Pigment spot ocellus
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Chapter 50 Sensory and Motor MechanismsChapter 50 Sensory and Motor Mechanisms
The brain’s processing of sensory input and motor output is cyclical rather than linear. Pigment spot ocellus
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Subkingdom: ParazoaSubkingdom: Parazoa
Water filtering system; filter water and feed on bacteria. Some harbor symbiotic. Pigment spot ocellus
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Report on Individual and Institutional Capacity Building in Taxonomy and Collection ManagementReport on Individual and Institutional Capacity Building in Taxonomy and Collection Management
Belgian Focal Point to the Global Taxonomy Initiative Royal Belgian Institute of Natural Sciences – Rue Vautier 29 – 1000 brussels belgium. Pigment spot ocellus
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