Lycoteuthidae
Encyclopedia
Lycoteuthidae is a family of squid
comprising four known genera
in two subfamilies. They are characterised by a lack of hooks and by photophore
s present on the viscera, eyeball
s and tentacle
s.
Subfamily Lycoteuthinae
Squid
Squid are cephalopods of the order Teuthida, which comprises around 300 species. Like all other cephalopods, squid have a distinct head, bilateral symmetry, a mantle, and arms. Squid, like cuttlefish, have eight arms arranged in pairs and two, usually longer, tentacles...
comprising four known genera
Genus
In biology, a genus is a low-level taxonomic rank used in the biological classification of living and fossil organisms, which is an example of definition by genus and differentia...
in two subfamilies. They are characterised by a lack of hooks and by photophore
Photophore
A photophore is a light-emitting organ which 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...
s present on the viscera, eyeball
Cephalopod eye
Cephalopods, as active marine predators, possess sensory organs specialized for use in aquatic conditions. They have a camera-type eye, which consists of a lens projecting an image onto a retina. Unlike the vertebrate camera eye, the cephalopods' form as invaginations of the body surface , and...
s and tentacle
Tentacle
A tentacle or bothrium is one of usually two or more elongated flexible organs present in animals, especially invertebrates. The term may also refer to the hairs of the leaves of some insectivorous plants. Usually, tentacles are used for feeding, feeling and grasping. Anatomically, they work like...
s.
Species
Subfamily Lampadioteuthinae- Genus Lampadioteuthis
- Lampadioteuthis megaleia
Subfamily Lycoteuthinae
- Genus LycoteuthisLycoteuthisLycoteuthis is a genus containing two species of squid: Lycoteuthis springeri and Lycoteuthis lorigera. They are small animals which grow up to 8 cm in length....
- Lycoteuthis lorigeraLycoteuthis lorigeraLycoteuthis lorigera is a species of squid in the genus Lycoteuthis. They grow up to 8 cm in length....
- Lycoteuthis springeri
- Lycoteuthis lorigera
- Genus Nematolampas
- Nematolampas regalis
- Nematolampas venezuelensis
- Genus Selenoteuthis
- Selenoteuthis scintillans