Acarinina Explained

Acarinina[1] is an extinct genus of foraminifera belonging to the family Truncorotaloididae of the superfamily Globorotalioidea and the suborder Globigerinina.[2] Its fossil range is from the upper Paleocene to the middle Eocene.[3] Its type species is Acarinina nitida.[2]

Description

The test is subglobular, close coiled and low trochospiral. It has four to five rapidly enlarging chambers per whorl. It has a cosmopolitan distribution.[3]

Species

Species in Acarinina include:[2]

Notes and References

  1. Subbotina, N. N. (1953). Iskopaemye Foraminifery SSSR (Globigerinidy, Khantkeninidy i Globorotaliidy) [Fossil Foraminifera of the USSR (Globigerinidae, Hantkeninidae and Globorotalidae)]. Trudy Vsesoyuzhnyy Neftyanoy Nauchno-Issledovatel´skogo Geologo-Razvedochnogo Instituta (VNIGRI), 76: 296 p.
  2. http://www.marinespecies.org/foraminifera/aphia.php?p=taxdetails&id=721545 Acarinina
  3. Book: [{{google books|id=n_BqCQAAQBAJ|page=478|plainurl=yes}} Foraminiferal Genera and Their Classification ]. Loeblich. Tappan. 478. Springer. 2015.