Polyschides xavante   Caetano & Absalão, 2005


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Classification / Names Common names | Synonyms | CoL | ITIS | WoRMS

| Gadilida | Gadilidae

Environment: milieu / climate zone / depth range / distribution range Οικολογία

; εύρος βάθους 10 - 15 m (Ref. 3442).  Tropical

Κατανομή Χώρες | Περιοχές FAO | Οικοσυστήματα | Παρουσίες | Εισαγωγές

Western Atlantic: Colombia, Brazil and north coast of South America.

Length at first maturity / Μέγεθος / Βάρος / Age

Maturity: Lm ?  range ? - ? cm Max length : 0.6 cm SHL αρσενικό/απροσδιόριστο; (Ref. 3442); common length : 5.5 cm SHL αρσενικό/απροσδιόριστο; (Ref. 3442)

Short description Μορφολογία

Shell is small, slender, moderately curved, strong and white. Increase in shell diameter is very slight with no conspicuous swelling. Greatest diameter located near the anterior aperture. Apical shell nearly circular, cut by four deep notches, forming four triangular lobes: lobe on convex side is slightly longer, lobe on concave side truncated and two lateral lobe. External surface appears smooth under optical microscope but papillated at higher magnifications. Anterior aperture subcircular, slightly depressed and oblique.

Βιολογία     Γλωσσάρι (π.χ. epibenthic)

Depth range based on type locality (Ref. 3442); to be replaced with a better reference.

Life cycle and mating behavior Γεννητική Ωρίμανση | Αναπαραγωγή | Γεννοβολία | Αβγά | Γονιμότητα | Προνύμφες

Members of the class Scaphopoda are gonochoric. Fertilization occurs in the mantle cavity. Life cycle: Eggs hatch into free-swimming lecithotrophic trochophore larvae, succeeded by shelled veligers.

Main reference Αναφορές | Συντονιστής | Συνεργάτες

Caetano, C.H.S. and R.S. Absalao. 2005. (Ref. 3442)

IUCN Red List Status (Ref. 130435)

  Not Evaluated 

CITES status (Ref. 108899)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless

Human uses


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Εργαλεία

E-book | Οδηγός πεδίου

Περισσότερες πληροφορίες

Χώρες
Περιοχές FAO
Οικοσυστήματα
Παρουσίες
Εισαγωγές
Stocks
Οικολογία
Δίαιτα
Τροφικά αντικείμενα
Κοινά ονόματα
Συνώνυμα
Θηρευτές
Αναπαραγωγή
Γεννητική Ωρίμανση
Γεννοβολία
Γονιμότητα
Αβγά
Egg development
Age/Size
Αύξηση
Length-weight
Length-length
Μορφολογία
Προνύμφες
Αφθονία
Αναφορές
Mass conversion
Συνεργάτες
Φωτογραφίες

Διαδικτυακές πηγές

BHL | BOLD Systems | CISTI | DiscoverLife | FAO(Publication : search) | Fishipedia | GenBank (genome, nucleotide) | GloBI | Gomexsi | Google Books | Google Scholar | Google | PubMed | Δέντρο Ζωής | Wikipedia (Go, αναζήτηση) | Zoological Record

Estimates based on models

Vulnerability (Ref. 71543): Low vulnerability (10 of 100).