''Doryteuthis'' is a genus of
squid
True squid are molluscs with an elongated soft body, large eyes, eight arms, and two tentacles in the superorder Decapodiformes, though many other molluscs within the broader Neocoleoidea are also called squid despite not strictly fitting ...
from the waters of the western Atlantic and eastern Pacific off the coast of the Americas species are the common inshore squids of American waters. Some species are important quarry species for fisheries.
In ''Doryteuthis'' the
tentacular club
All cephalopods possess flexible limbs extending from their heads and surrounding their beaks. These appendages, which function as muscular hydrostats, have been variously termed arms, legs or tentacles.
Description
In the scientific li ...
s are expanded and bear suckers in 4 series. The
hectocotylus
A hectocotylus (plural: ''hectocotyli'') is one of the arms of male cephalopod
A cephalopod is any member of the molluscan class Cephalopoda ( Greek plural , ; "head-feet") such as a squid, octopus, cuttlefish, or nautilus. These exclusive ...
is on the left ventral arm IV with unmodified suckers near the base, lack of a ventral crest while the reduced on elongated stalks form papillae on the dorsal series or on both dorsal and ventral series. The fins are situated in a posterior position. The
spermatophore
A spermatophore or sperm ampulla is a capsule or mass containing spermatozoa created by males of various animal species, especially salamanders and arthropods, and transferred in entirety to the female's ovipore during reproduction. Spermatophores ...
has a short, cement body cement body and they do not have any
photophore
A photophore is a glandular organ that appears as luminous spots on various marine animals, including fish and cephalopods. The organ can be simple, or as complex as the human eye; equipped with lenses, shutters, color filters and reflectors, h ...
s.
Taxonomy
''Doryteuthis'' is divided into two
subgenera
In biology, a subgenus (plural: subgenera) is a taxonomic rank directly below genus.
In the International Code of Zoological Nomenclature, a subgeneric name can be used independently or included in a species name, in parentheses, placed betwee ...
, ''Amerigo'' and ''Doryteuthis''. The species in each subgenus are:
[
* Subgenus ''Amerigo''
** '']Doryteuthis gahi
''Doryteuthis gahi'', also known as the Patagonian longfin squid and Patagonian squid (Spanish: ''calamar patagónico''), is a small-sized squid belonging to the family Loliginidae. It occurs in coastal waters in the southeastern Pacific Ocean a ...
'' (d'Orbigny
Alcide Charles Victor Marie Dessalines d'Orbigny (6 September 1802 – 30 June 1857) was a French naturalist who made major contributions in many areas, including zoology (including malacology), palaeontology, geology, archaeology and anthropol ...
, 1835) Patagonian squid
** ''Doryteuthis ocula
''Doryteuthis'' is a genus of squid from the waters of the western Atlantic and eastern Pacific off the coast of the Americas species are the common inshore squids of American waters. Some species are important quarry species for fisheries.
In ' ...
'' (Cohen, 1976) bigeye inshore squid
** ''Doryteuthis opalescens
''Doryteuthis opalescens'', the opalescent inshore squid or market squid, is a small squid ( mantle length (ML) up to 190 mm) in the family Loliginidae. It is a myopsid squid, which is the near shore group and that means that they have corn ...
'' (Berry
A berry is a small, pulpy, and often edible fruit. Typically, berries are juicy, rounded, brightly colored, sweet, sour or tart, and do not have a stone or pit, although many pips or seeds may be present. Common examples are strawberries, rasp ...
, 1911) opalescent inshore squid
** ''Doryteuthis pealeii
The longfin inshore squid (''Doryteuthis pealeii'') is a species of squid of the family Loliginidae.
Description
This species of squid is often seen with a reddish hue, but like many types of squid can manipulate its color, varying from a deep ...
'' ( Lesueur, 1821) longfin inshore squid
** ''Doryteuthis surinamensis
''Doryteuthis'' is a genus of squid from the waters of the western Atlantic and eastern Pacific off the coast of the Americas species are the common inshore squids of American waters. Some species are important quarry species for fisheries.
In ' ...
'' (Voss
Voss () is a municipality and a traditional district in Vestland county, Norway. The administrative center of the municipality is the village of Vossevangen. Other villages include Bolstadøyri, Borstrondi, Evanger, Kvitheim, Mjølfjell, ...
, 1974) Surinam squid
* Subgenus ''Doryteuthis''
** ''Doryteuthis plei
''Doryteuthis plei'', also known as the slender inshore squid or arrow squid, is a medium-sized squid belonging to the family Loliginidae. It occurs abundantly in coastal waters of the Atlantic Ocean, from Argentina northward to North Carolina.
...
'' (Blainville, 1823) slender inshore squid
** ''Doryteuthis roperi
''Doryteuthis'' is a genus of squid from the waters of the western Atlantic and eastern Pacific off the coast of the Americas species are the common inshore squids of American waters. Some species are important quarry species for fisheries.
In ' ...
'' (Cohen, 1976) Island inshore squid
** ''Doryteuthis sanpaulensis
''Doryteuthis'' is a genus of squid from the waters of the western Atlantic and eastern Pacific off the coast of the Americas species are the common inshore squids of American waters. Some species are important quarry species for fisheries.
In ' ...
'' (Brakoniecki, 1984) São Paulo squid
References
{{Taxonbar, from=Q18592486
Cephalopod genera
Squid
Taxa named by Adolf Naef