Prionospio

Dagli, Ertan & Çinar, Melih Ertan, 2009, Species of the subgenera Aquilaspio and Prionospio (Polychaeta: Spionidae: Prionospio) from the southern coast of Turkey (Levantine Sea, eastern Mediterranean), with description of a new speci, Zootaxa 2275, pp. 1-20: 17-18

publication ID

10.5281/zenodo.191050

persistent identifier

http://treatment.plazi.org/id/9F7A3A46-E051-1447-FF0D-FA47FA356969

treatment provided by

Plazi

scientific name

Prionospio
status

 

Key to the species of the subgenera Prionospio  ( Prionospio  ) and P. ( Aquilaspio  ) from the Levantine coast of Turkey

1. Branchiae pinnate and apinnate (subgenus Prionospio  ) ............................................................................................. 2

- Branchiae pinnate (subgenus Aquilaspio  )..................................................................................................................... 9

2. First and fourth pairs of branchiae pinnate, second and third pairs apinnate .............................................................. 3

- Branchiae arranged otherwise...................................................................................................................................... 6

3. Without dorsal crests..................................................................................................... Prionospio (Prionospio) dubia 

- With dorsal crests.......................................................................................................................................................... 4

4. Dorsal crest present only on chaetiger 7, branchiae with sparse pinnules................................................. P. (P.) fallax 

- Dorsal crest present on more than one chaetiger ........................................................................................................ 5

5. Two pairs of distinct eyes, dorsal crests present on chaetigers 7–16 ............................................. P. (P.) depauperata 

- Two pairs of indistinct eyes, dorsal crests present on chaetigers 6–19 .............................................. P.  (P.) steenstrupi

6. First three pairs of branchiae pinnate, last pair apinnate ................................................................ P. (P.) ergeni  n. sp.

- Branchiae arranged otherwise ..................................................................................................................................... 7

7. First three pairs of branchiae apinnate, last pair pinnate ...................................................................... P. (P.) caspersi 

- First pair of branchiae pinnate, remaining apinnate ................................................................................................... 8

8. Interparapodial pouches first present between chaetigers 2–3 ............................................................ P.  (P.) saccifera

- Interparapodial pouches first present between chaetigers 4–5 ................................................................ P.  (P.) ehlersi

9. Three pairs of branchiae .................................................................................................................. P. (A.) krusadensis 

- Two pairs of branchiae ...................................................................................................................... P. (A.) s exoculata

Kingdom

Animalia

Phylum

Annelida

Class

Polychaeta

Order

Spionida

Family

Spionidae