Results 51 to 60 of about 468 (168)

Die Embryologie des Pfeilschwanzkrebses Limulus polyphemus (Xiphosura, Chelicerata) und anderer Arthropoden unter besonderer Berücksichtigung der Neurogenese [PDF]

open access: yes, 2005
Die vorliegende Arbeit beinhaltet verschiedene Aspekte der Embryogenese des Pfeilschwanzkrebses Limulus polyphemus (Chelicerata, Xiphosura), darunter die frühe Neurogenese, die Axogenese, eine Analyse der "Kopf"segmentierung bei Cheliceraten und anderen ...
Mittmann, Beate
core   +1 more source

Xiphosura-The habits of Indian King Crabs

open access: yesRecords of the Zoological Survey of India, 1909
No Abstract.
openaire   +1 more source

Investigation of biofluorescence produced by the red king crab Paralithodes camtschaticus

open access: yesAquaculture, Fish and Fisheries, Volume 4, Issue 2, April 2024.
After observing that the king crab Paralithodes camtschaticus biofluoresces, we carried out studies on two separately maintained groups of male crabs under controlled conditions. Hyperspectral imaging on group 1 (n = 18) examined the exoskeleton whereas fluorospectrometry examined the hemolymph of group 2 animals (n = 19). The results presented in this
Thomas Juhasz‐Dora   +4 more
wiley   +1 more source

Figure 5. Limulus polyphemus Linnaeus, 1758 in Revised systematics of Palaeozoic 'horseshoe crabs' and the myth of monophyletic Xiphosura

open access: yes, 2012
Figure 5. Limulus polyphemus Linnaeus, 1758 from the Recent of North America. A, ventral view of opisthosoma showing opercula. B, dorsal view of opisthosoma with prosoma and telson removed.
Lamsdell, James C.
core   +1 more source

Xiphosura-Capture of Limulus on the Surface

open access: yesRecords of the Zoological Survey of India, 1912
No Abstract.
openaire   +1 more source

A Middle Cambrian Xiphosuran(?) from Western Tasmania [PDF]

open access: yes, 1972
An arthropod from the Que River Beds of western Tasmania is tentatively referred to the Order AGLASPlDA Walcott, of the Sub-class XIPHOSURA ...
PG Quilty (17076892), Quilty, PG
core   +1 more source

Genetic Analysis on Horseshoe Crab for Phylogenetic Tree Study from Jambi, Bangka Belitung, Central Java, and East Java Province, Indonesia

open access: yesJurnal Kelautan Tropis
Order Xiphosura, or horseshoe crabs, are rarely found and classified as macrofossils. In Indonesian waters, there are three species: Tachypleus tridentatus, Tachypleus gigas, and Carcinoscorpius rotundicauda.
Nenik Kholilah   +8 more
doaj   +1 more source

Segmentation in early Xiphosura and the evolution of the thoracetron

open access: yesJournal of Paleontology
AbstractXiphosuran chelicerates, also known as horseshoe crabs, are a long-lived clade characterized by a highly distinctive morphology and are a classic example of supposed evolutionary stasis. One key feature of horseshoe crabs is the fusion of the opisthosomal segments into a single sclerite referred to as a thoracetron.
James C. Lamsdell, Samantha B. Ocon
openaire   +1 more source

Xiphosurida Latreille 1802

open access: yes, 2012
XIPHOSURIDA LATREILLE, 1802 Diagnosis: Xiphosura with the tergites of somites VIII–XIV dorsally fused into a thoracetron.Published as part of Lamsdell, James C., 2013, Revised systematics of Palaeozoic ' horseshoe crabs' and the myth of monophyletic ...
Lamsdell, James C.
core   +1 more source

Determination of nutritional value of tachypleus gigas (horseshoe crab) [PDF]

open access: yes, 2021
Horseshoe crabs are marine arthropods of the family Limulidae, suborder Xiphosurida, and order Xiphosura[1]. Horseshoe crabs superficially resemble crustaceans but belong to a separate subphylum, Chelicerata, and are closely related to ...
Nazikussabah, Zaharudin   +1 more
core  

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