PBDB Taxon

Basic info	Taxonomic history	Classification	Included Taxa
Morphology	Ecology and taphonomy	External Literature Search	Age range and collections

Gelochelidon

Reptilia - Charadriiformes - Laridae

Taxonomy

Gelochelidon was named by Brehm (1830). It is extant. Its type is Sterna nilotica.

It was assigned to Laridae by Clements et al. (2017).

Species

G. nilotica

Synonymy list

Year	Name and author
1830	Gelochelidon Brehm
2017	Gelochelidon Clements et al.

Is something missing? Join the Paleobiology Database and enter the data

Rank	Name	Author
kingdom	Animalia	()
—	Bilateria
—	Eubilateria	Ax 1987
—	Deuterostomia
phylum	Chordata	Haeckel 1874
subphylum	Vertebrata
superclass	Gnathostomata
—	Osteichthyes	()
subclass	Sarcopterygii	()
subclass	Dipnotetrapodomorpha	(Nelson 2006)
subclass	Tetrapodomorpha	()
—	Tetrapoda
—	Reptiliomorpha
—	Anthracosauria
subclass	Amphibiosauria	Kuhn 1967
—	Cotylosauria	()
—	Amniota
—	Sauropsida
class	Reptilia
subclass	Eureptilia	()
—	Romeriida
—	Diapsida	()
—	Archosauromorpha	(Huene 1946)

Rank	Name	Author
—	Crocopoda
—	Archosauriformes	Gauthier 1986
—	Eucrocopoda
—	Archosauria	()
informal	Avemetatarsalia
—	Ornithodira
—	Dinosauromorpha
—	Dinosauriformes
—	Dinosauria	()
—	Theropoda	()
—	Neotheropoda
—	Averostra	Paul 2002
—	Tetanurae
—	Coelurosauria	()
—	Maniraptora
—	Paraves
class	Aves
order	Charadriiformes	Huxley 1867
suborder	Lari	Sharpe 1891
infraorder	Larides
superfamily	Laroidea	Stejneger 1885
family	Laridae	Vigors 1825
genus	Gelochelidon	Brehm 1830

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

G. Gelochelidon Brehm 1830

show all | hide all

Gelochelidon nilotica Gmelin 1789 [gull-billed tern]

Diagnosis

No diagnoses are available

Measurements

No measurements are available

Composition:

hydroxyapatiteo

Entire body:

yeso

Adult length:

10 to < 100o

Adult width:

1.0 to < 10o

Adult height:

1.0 to < 10o

Architecture:

compact or denseo

Ontogeny:

accretion, modification of partso

Grouping:

solitaryo

Environment:

marineo

Locomotion:

actively mobileo

Life habit:

ground dwellingo

Diet:

carnivoresubo

Reproduction:

oviparouso

Dispersal:

direct/internalo

Dispersal 2:

mobileo

Created:

2017-04-17 10:41:05

Modified:

2017-04-17 10:41:05

Source: subo = suborder, o = order

References: Benton 1983, Bush and Bambach 2015, Marsh 1875

Age range

Maximum range based only on fossils: base of the Zanclean to the top of the Holocene or 5.33300 to 0.00000 Ma
Minimum age of oldest fossil (stem group age): 3.6 Ma

Collections (2 total)

Time interval	Ma	Country or state	Original ID and collection number
Zanclean	5.333 - 3.6	USA (North Carolina)	Sterna nilotica (52582)
Holocene	0.0117 - 0.0	Spain	G. nilotica (215524)