نتایج جستجو برای: rostrum length
تعداد نتایج: 307911 فیلتر نتایج به سال:
A new species of the genus Calliaxina Ngoc-Ho, 2003, Calliaxina xishaensissp. n., collected from the South China Sea is described and illustrated. It is distinguishable from Calliaxina thomassini Ngoc-Ho, 2014 by having the rostrum broadly triangular with pointed tip and is distinguishable from Calliaxina novaebritanniae (Borradaile, 1900) and Calliax punica (de Saint Laurent & Manning, 1982) b...
A new genus and species of marine crayfish, Palibythus magnificus, is described from deep water off Western Samoa. Palibythus is placed in the Palinuridae, among the 'Stridentes' group of genera, because of the well-developed stridulatory organ. It differs from all other known genera, except Palinurellus, by the flat triangular rostrum and the narrow thoracic sternum; Palinurellus, however, lac...
A new porcellanid crab, Lissoporcellana demani n. sp. is described based on material from the Beibu Bay in the northern South China Sea. The new species can be distinguished from other congeners by the shape of rostrum, form of fixed finger of smaller cheliped and armature of lateral margins of carapace. The poorly known species L. streptochiroides (Johnson, 1970), which resembles L. demani n. ...
The second known agostocaridid shrimp, Agostocaris bozanici, is described from a cenote on Cozumel Island. The new species is characterized by having a dorsally unarmed rostrum, and 5 pairs of lateral, and 5 pairs of posterior spines on the telson. A new genus and species of hippolytid, Yagerocaris cozumel, is described from a different cenote and an anchialine cave on Cozumel. The genus is cha...
In this paper, novel methods were used to map the corpus callosum morphology of children with chromosome 22q11.2 deletion syndrome in order to further investigate changes to that structure and to examine their possible effects on cognitive function. The callosal profiles were extracted from the centermost MRI midsagittal slice by supervised thresholding and the structure's boundary and midline ...
We describe a new species of Andean toad of the genus Osornophryne from montane cloud forests of northwestern Ecuador between 2500–2750 m above sea level. The new species is characterized by moderately large size (snout-vent length 32.5–36.0 mm in adult females, 21.1–23.2 mm in adult males), dorsal skin highly rugose with scattered irregular warts, dorsolateral ridges of round or oblong glandul...
23 The emergence of pathogens represents substantial threats to public health, livestock, 24 domesticated animals, and biodiversity. How wild populations respond to emerging pathogens 25 has generated a lot of interest in the last two decades. With the recent advent of high26 throughput sequencing technologies it is now possible to develop large transcriptomic 27 resources for non-model organis...
The Triassic Period saw the first appearance of numerous amniote lineages (e.g. Lepidosauria, Archosauria, Mammalia) that defined Mesozoic ecosystems following the end Permian Mass Extinction, as well as the first major morphological diversification of crown-group reptiles. Unfortunately, much of our understanding of this event comes from the record of large-bodied reptiles (total body length >...
The Geoffroy’s bat, Myotis emarginatus, is the only species distributed in Palaearctic belonging to African clade of genus Myotis. It occurs extensively across several ecologic zones Europe, north-western Africa, and western central Asia, hence it was considered be a polytypic species. Only one subspecies reported from Europe North up four were recognised Asia. However, validity particular taxa...
A giant phyllosoma larva, assigned to the final stage, was collected from off Peru. This specimen determined be Projasus bahamondei George, 1976 by DNA barcoding, and morphological description given for first time in genus George Grindley, 1964. The present characteristic of having very wide cephalic shield (about 2.3 times thorax width), median rostrum, eminent setose exopods on second third m...
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