03 Coryphella gracilis

GLOSSARY below main account under image 01.

1: buccal mass.

2: circum-oesophageal nerve ring.

3: oesophagus.

4: rhinophoral ganglion and nerve cord to circum-oesophageal nerve ring.

5: salivary gland.

6: reproductive organs.

7: coiled part of reproductive organs.

8: rectum.

9: notal ridge containing vessel carrying digestive gland to bases of cerata.

10: elliptical ceras with narrowed base.

11: granular digestive gland within ceras (enlarged).

12: fragmented, narrow, opaque white, subapical ring.

13: spheroid, opaque white ovotestes.

Length 8 mm. Menai Strait, Wales. April 2011.

Full SPECIES DESCRIPTION at flic.kr/p/2nsSSZQ

Sets of OTHER SPECIES at: www.flickr.com/photos/56388191@N08/collections/

 

Done