Quick filters:
Page 1 of 2
Planaria worm Stock Photos and Images
RFKF73JJ–A terrestrial planarian also called a flatheaded or hammerhead worm. They don't look like it but they're actually capable predators.
RFKF7325–A terrestrial planarian also called a flatheaded or hammerhead worm. They don't look like it but they're actually capable predators.
RF2C9H3A1–Flatworm (Bipalium sp.), family of terrestrial planaria (Geoplanidae), UNESCO World Heritage Gunung Mulu National Park, Sarawak, Borneo, Malaysia
RM2P4A69W–A terrestrial planarian or flatworm in the Australopacifica genus from Nelson Lakes National park in Aotearoa New Zealand.
RM2PGB7FP–A terrestrial flatworm or land planarian(Newzelandia sp) from the forest of Fiordland National Park in Aotearoa New Zealand.
RMCFYD0D–May 15 , 2007 Escondido Ca.USA ROSE JAUREGUI (14) showed off a petri dish with a planaria (flat worm) inside. Her experiment was how magnetic fields affect the regeneration these worms. She won first for 8th graders at the Classical Academy 8th Annual Science Fair at Emmanual Faith Church Gymnasium
RF2G70YKA–two freshwater triclad triclad flatworms or planaria (Schmidtea polychroa) moving across the bottom of a glass dish. These are unusual because they ea
RF2M72EKG–preserved and stained specimen of a freshwater planaria flatworm (triclad) that was fed with carbon to highlight its 3-lobed digestive tract in black
RF2G70YD6–two freshwater flatworms (planaria) (Schmidtea polychroa) feeding on a dead bloodworm (chironomid larve). The upper specimen has everted its tubular p
RF2BFCHPT–Two specimens of Polycelis coronata, small freshwater triclad flatworms (planaria) found in cold streams in North America. Collected in Delta, British
RF2CA1K1K–Planaria icon vector, filled flat sign, solid pictogram isolated on white, logo illustration. Planaria icon for presentation.
RM2AN3XJB–The royal natural history . planarian worm, Planaria gcmocephala (enlarged). branch of seaweed, with the head elevated so as to exhibit its lower surface, andfeeling for a new surface of support. Planaria gonocephala, figured above, is oneof the land forms. The general structure of the intestine in all the animals of thisgroup is shown in the illustration at the top of the page. DICYEMIDS. Group of Uncertain Position. 473 To complete our account of the worms, mention must be made of the parasiticfamilies Orthonectidce and Dicyemidce, of which the serial position is uncertain..
![. Fresh-water biology. Freshwater biology. THE FREE-LIVING FLATWORMS (TURBELLARIA) 359 ,---^v. â V ^ ! end. Eye spots elongated, crescentic, facing outward and forward at an angle of 43° to the chief axis of the worm. Intestine of the simple triclad type; no fusion or anastomoses of posterior stems. This description is from a single immature alcohohc specimen. (It is quite possible that the apparent lack of cephalic appendages is due to the effect of the killing fluid.) Collected off N. Y. Point, Lake Mich. â «""?v â V .âiui^ Fig. 637. Planaria simplex. From preserved material. X 1 Stock Photo](https://c8.alamy.com/comp/PFYRF8/fresh-water-biology-freshwater-biology-the-free-living-flatworms-turbellaria-359-v-v-!-end-eye-spots-elongated-crescentic-facing-outward-and-forward-at-an-angle-of-43-to-the-chief-axis-of-the-worm-intestine-of-the-simple-triclad-type-no-fusion-or-anastomoses-of-posterior-stems-this-description-is-from-a-single-immature-alcohohc-specimen-it-is-quite-possible-that-the-apparent-lack-of-cephalic-appendages-is-due-to-the-effect-of-the-killing-fluid-collected-off-n-y-point-lake-mich-quotquotv-v-iui-fig-637-planaria-simplex-from-preserved-material-x-1-PFYRF8.jpg ". Fresh-water biology. Freshwater biology. THE FREE-LIVING FLATWORMS (TURBELLARIA) 359 ,---^v. â V ^ ! end. Eye spots elongated, crescentic, facing outward and forward at an angle of 43° to the chief axis of the worm. Intestine of the simple triclad type; no fusion or anastomoses of posterior stems. This description is from a single immature alcohohc specimen. (It is quite possible that the apparent lack of cephalic appendages is due to the effect of the killing fluid.) Collected off N. Y. Point, Lake Mich. â «""?v â V .âiui^ Fig. 637. Planaria simplex. From preserved material. X 1 Stock Photo")
RMPFYRF8–. Fresh-water biology. Freshwater biology. THE FREE-LIVING FLATWORMS (TURBELLARIA) 359 ,---^v. â V ^ ! end. Eye spots elongated, crescentic, facing outward and forward at an angle of 43° to the chief axis of the worm. Intestine of the simple triclad type; no fusion or anastomoses of posterior stems. This description is from a single immature alcohohc specimen. (It is quite possible that the apparent lack of cephalic appendages is due to the effect of the killing fluid.) Collected off N. Y. Point, Lake Mich. â «""?v â V .âiui^ Fig. 637. Planaria simplex. From preserved material. X 1
RMBCHCYK–Flatworm Pseudoceros dimidiatus Komodo National Park Lesser Sunda Islands Indo Pacific Indonesia
RF2BFCHPX–Polycelis coronata, a small freshwater triclad flatworm (planarian) found in cold streams in North America. Collected in Delta, British Columbia, Cana
RM2AN3XXF–The royal natural history . TWO-STRIPED GEODESMUS (enlarged twice).. planarian worm, Planaria gcmocephala (enlarged). branch of seaweed, with the head elevated so as to exhibit its lower surface, andfeeling for a new surface of support. Planaria gonocephala, figured above, is oneof the land forms. The general structure of the intestine in all the animals of thisgroup is shown in the illustration at the top of the page. DICYEMIDS. Group of Uncertain Position. 473 To complete our account of the worms, mention must be made of the parasiticfamilies Orthonectidce and Dicyemidce, of which the serial
RF2BFCHPY–Polycelis coronata, a small freshwater triclad flatworm (planarian) found in cold streams in North America. Collected in Delta, British Columbia, Cana
RF2MHAM0Y–Brightfield image of a small freshwater triclad flatworm (Polycelis coronata) from a cold stream in Delta, British Columbia, Canada
RF2C7KDYT–New parasite icon. Simple illustration of new parasite vector icon for web design isolated on white background
RM2AWK3DR–The reactions of Planarians to light . junction of the sides and floor of theaquarium, as well as by its manner of finally coming to rest. A typical Phagocata (Fig. n), on the other hand, exhibited The Reactions of Planarians to Light 103 almost no goniotaxis, although the worm repeatedly crossedthe line of the angle. The response to the directive influenceof the light, too, was in this case even less than that of the Fig. 13 Planaria maculata. Considerable activity was shown over this course and a decidedinability to approach the source of the light beyond about the middle of the aquarium. De
RF2MHAM1P–Darkfield image of a a small freshwater triclad flatworm (Polycelis coronata) with multiple eyespots, Delta, British Columbia, Canada
RMBM4RPW–Flatworm on Sea Squirt, Pseudoceros lindae, Polycarpa aurata, Raja Ampat, West Papua, Indonesia
RF2R23M7F–Darkfield image of an aquatic planarian flatworm (Cura foremanii). This species is native to freshwater in North America
RF2MHAKY0–Darkfield image of a black planarian flatworm (Girardia dorotocephala) from a stream in Delta, British Columbia, Canada
RF2C7KEK7–New parasite icon. Outline new parasite vector icon for web design isolated on white background
RM2AWK6A9–The reactions of Planarians to light . .Its average emergence from the circle for the first four trials was450, which is a normal negative result, since 900 represents com-plete indifference. In the next four trials, however, the averagewas ioo°, that is, slightly positive, and in the last four, 1240,which is decidedly positive, as shown diagrammatically in Fig. 6. The Reactions of Planarians to Light 79 In the other instance an individual worm, Planaria gonocephala,made the erratic average emergence from a circle of 1450, just350 short of absolute positiveness. This worm was carefullyisolated
RF2MWN3JY–Darkfield image of a black planarian flatworm (Girardia dorotocephala) from a stream in Delta, British Columbia, Canada
RF2MWN3JX–Brightfield image of a black planarian (Girardia dorotocephala) from a stream in Delta, British Columbia, Canada
RF2GBTK5X–New parasite icon. Flat illustration of new parasite vector icon isolated on white background
RM2AKY1X6–First lesson in zoology : adapted for use in schools . FiG. 38. — Planaria torva (en-larged); and e, egg-capsule. Fig. i^.—Macrnbdella, or pond-leech.(Natural size.) (Natural size.) ment. The earth-worm is able to climb perpendicularlyup boards or the sides of buildings by minute; short, curvedbristles, which are deeply inserted in the muscular walls ofthe body, and arranged in two double rows along each side ttiE WORMS. 41 of the body. In burrowing it thrusts the pharynx into theend of the head, causing it to swell out, and thus push theearth away on all sides, while it also swallows the dirt
RF2MHAM2N–Brightfield image of a black planarian (Girardia dorotocephala) from a stream in Delta, British Columbia, Canada
RF2G70YDC–A specimen of the freshwater triclad flatworm (planarian) Cura foremanii. Isolated. This species is native to freshwater in North America
RM2AKT7G6–Regeneration . Fig. 23. — Planaria maculata Cross-piece, allowed to regenerate, then cut in two lengthwise, as indicated byline. a-a^. Regeneration of left half. e?^^• -S^i y/r. ,fv CO ^ ^ REGENERATION CT-1I!I19 ; Ano^fer experiment shows even more satisfactorily that the ^/g p •;|T^fcfepaf over an anterior cut-edge may produce one or more new heads according to the conditions, and that the result is not connected with the region from which the new material is derived. If the anterior end of a planarian is cut off and then an oblong piece is removed from the middle of the worm, as shown in Fig
RF2R2F8BA–Backlit darkfield image of a mass of aquatic planarian flatworms (Girardia tigrina) surrounding a morsel of food they are consuming
RM2CNP4WE–. The sea-beach at ebb-tide : a guide to the study of the seaweeds and the lower animal life found between tidemarks . 1LATK XLVIII. Iolyclad worm.Worm-tubes of Diopatra. WORMS 107 GENUS Planaria, P. yrisea. Oval or elliptical in form; anterior end truncate : poste-rior end rounded; color yellow or gray, with a light stripe; two blackeyes surrounded with white j length one half to three quarters of aninch ; width about one eighth of an inch. Found under stones betweentide-marks. GENUS Proccrodcs P. frequens. One eighth of an inch long; brown or black above,gray below ; has two kidney-shaped ey
Search Results for Planaria worm Stock Photos and Images (142)
Page 1 of 2